/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 0.1.25-3af5e1f [2020-09-04 14:51:20,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 14:51:20,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 14:51:20,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 14:51:20,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 14:51:20,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 14:51:20,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 14:51:20,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 14:51:20,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 14:51:20,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 14:51:20,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 14:51:20,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 14:51:20,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 14:51:20,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 14:51:20,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 14:51:20,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 14:51:20,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 14:51:20,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 14:51:20,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 14:51:20,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 14:51:20,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 14:51:20,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 14:51:20,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 14:51:20,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 14:51:20,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 14:51:20,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 14:51:20,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 14:51:20,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 14:51:20,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 14:51:20,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 14:51:20,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 14:51:20,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 14:51:20,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 14:51:20,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 14:51:20,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 14:51:20,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 14:51:20,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 14:51:20,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 14:51:20,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 14:51:20,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 14:51:20,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 14:51:20,575 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-09-04 14:51:20,626 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 14:51:20,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 14:51:20,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-04 14:51:20,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-04 14:51:20,631 INFO L138 SettingsManager]: * Use SBE=true [2020-09-04 14:51:20,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 14:51:20,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 14:51:20,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 14:51:20,632 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 14:51:20,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 14:51:20,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 14:51:20,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 14:51:20,633 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 14:51:20,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 14:51:20,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 14:51:20,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-04 14:51:20,634 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 14:51:20,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 14:51:20,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 14:51:20,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 14:51:20,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-04 14:51:20,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-04 14:51:20,636 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-04 14:51:20,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-04 14:51:20,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 14:51:20,636 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-04 14:51:20,636 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-04 14:51:20,637 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-09-04 14:51:21,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 14:51:21,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 14:51:21,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 14:51:21,107 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 14:51:21,108 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 14:51:21,109 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-04 14:51:21,183 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f0f86ffde/8812b53135d848f695132dd125f176f4/FLAG24c050c68 [2020-09-04 14:51:22,007 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 14:51:22,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-04 14:51:22,049 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f0f86ffde/8812b53135d848f695132dd125f176f4/FLAG24c050c68 [2020-09-04 14:51:22,510 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f0f86ffde/8812b53135d848f695132dd125f176f4 [2020-09-04 14:51:22,522 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 14:51:22,524 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 14:51:22,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 14:51:22,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 14:51:22,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 14:51:22,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 02:51:22" (1/1) ... [2020-09-04 14:51:22,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2362c63d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 02:51:22, skipping insertion in model container [2020-09-04 14:51:22,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 02:51:22" (1/1) ... [2020-09-04 14:51:22,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 14:51:22,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 14:51:24,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 14:51:24,092 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 14:51:24,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 14:51:24,389 INFO L208 MainTranslator]: Completed translation [2020-09-04 14:51:24,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 02:51:24 WrapperNode [2020-09-04 14:51:24,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 14:51:24,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 14:51:24,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 14:51:24,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 14:51:24,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 02:51:24" (1/1) ... [2020-09-04 14:51:24,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 02:51:24" (1/1) ... [2020-09-04 14:51:24,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 02:51:24" (1/1) ... [2020-09-04 14:51:24,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 02:51:24" (1/1) ... [2020-09-04 14:51:24,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 02:51:24" (1/1) ... [2020-09-04 14:51:24,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 02:51:24" (1/1) ... [2020-09-04 14:51:24,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 02:51:24" (1/1) ... [2020-09-04 14:51:24,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 14:51:24,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 14:51:24,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 14:51:24,584 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 14:51:24,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 02:51:24" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 14:51:24,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 14:51:24,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 14:51:24,688 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-04 14:51:24,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-04 14:51:24,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-09-04 14:51:24,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-09-04 14:51:24,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-09-04 14:51:24,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-09-04 14:51:24,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-09-04 14:51:24,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-09-04 14:51:24,691 INFO L138 BoogieDeclarations]: Found implementation of procedure always_connected [2020-09-04 14:51:24,691 INFO L138 BoogieDeclarations]: Found implementation of procedure m5632_recover [2020-09-04 14:51:24,692 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_prereset [2020-09-04 14:51:24,692 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_postreset [2020-09-04 14:51:24,692 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_init [2020-09-04 14:51:24,693 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_exit [2020-09-04 14:51:24,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-09-04 14:51:24,696 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 14:51:24,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2020-09-04 14:51:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2020-09-04 14:51:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2020-09-04 14:51:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2020-09-04 14:51:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-09-04 14:51:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2020-09-04 14:51:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2020-09-04 14:51:24,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2020-09-04 14:51:24,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2020-09-04 14:51:24,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2020-09-04 14:51:24,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2020-09-04 14:51:24,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-04 14:51:24,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-09-04 14:51:24,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-04 14:51:24,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-04 14:51:24,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-04 14:51:24,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-04 14:51:24,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-09-04 14:51:24,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-09-04 14:51:24,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2020-09-04 14:51:24,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-09-04 14:51:24,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-09-04 14:51:24,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-09-04 14:51:24,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-09-04 14:51:24,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-09-04 14:51:24,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-09-04 14:51:24,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-09-04 14:51:24,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-09-04 14:51:24,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-09-04 14:51:24,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-09-04 14:51:24,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-09-04 14:51:24,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-09-04 14:51:24,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-04 14:51:24,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-09-04 14:51:24,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-09-04 14:51:24,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2020-09-04 14:51:24,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2020-09-04 14:51:24,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2020-09-04 14:51:24,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2020-09-04 14:51:24,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-04 14:51:24,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-04 14:51:24,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-09-04 14:51:24,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-09-04 14:51:24,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-04 14:51:24,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-04 14:51:24,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-09-04 14:51:24,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2020-09-04 14:51:24,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2020-09-04 14:51:24,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-09-04 14:51:24,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2020-09-04 14:51:24,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev [2020-09-04 14:51:24,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev [2020-09-04 14:51:24,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2020-09-04 14:51:24,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev [2020-09-04 14:51:24,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-09-04 14:51:24,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev [2020-09-04 14:51:24,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev [2020-09-04 14:51:24,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev [2020-09-04 14:51:24,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev [2020-09-04 14:51:24,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev [2020-09-04 14:51:24,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev [2020-09-04 14:51:24,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-04 14:51:24,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2020-09-04 14:51:24,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-04 14:51:24,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2020-09-04 14:51:24,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-09-04 14:51:24,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-09-04 14:51:24,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-09-04 14:51:24,711 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-09-04 14:51:24,712 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-09-04 14:51:24,712 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-09-04 14:51:24,712 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2020-09-04 14:51:24,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2020-09-04 14:51:24,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2020-09-04 14:51:24,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2020-09-04 14:51:24,714 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-04 14:51:24,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-09-04 14:51:24,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-04 14:51:24,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 14:51:24,714 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-09-04 14:51:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-09-04 14:51:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2020-09-04 14:51:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-09-04 14:51:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2020-09-04 14:51:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-09-04 14:51:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2020-09-04 14:51:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 14:51:24,716 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-04 14:51:24,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 14:51:24,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-09-04 14:51:24,716 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-04 14:51:24,716 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-04 14:51:24,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-04 14:51:24,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 14:51:24,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-04 14:51:24,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-04 14:51:24,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-09-04 14:51:24,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-09-04 14:51:24,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-09-04 14:51:24,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-09-04 14:51:24,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-09-04 14:51:24,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-09-04 14:51:24,719 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2020-09-04 14:51:24,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2020-09-04 14:51:24,720 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-09-04 14:51:24,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2020-09-04 14:51:24,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2020-09-04 14:51:24,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2020-09-04 14:51:24,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2020-09-04 14:51:24,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-09-04 14:51:24,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-09-04 14:51:24,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-09-04 14:51:24,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-09-04 14:51:24,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-09-04 14:51:24,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-09-04 14:51:24,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev [2020-09-04 14:51:24,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev [2020-09-04 14:51:24,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-09-04 14:51:24,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2020-09-04 14:51:24,724 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-09-04 14:51:24,724 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-09-04 14:51:24,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2020-09-04 14:51:24,725 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-09-04 14:51:24,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2020-09-04 14:51:24,730 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2020-09-04 14:51:24,730 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2020-09-04 14:51:24,731 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2020-09-04 14:51:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2020-09-04 14:51:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure always_connected [2020-09-04 14:51:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure m5632_recover [2020-09-04 14:51:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 14:51:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 14:51:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_prereset [2020-09-04 14:51:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_postreset [2020-09-04 14:51:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_init [2020-09-04 14:51:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_exit [2020-09-04 14:51:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-04 14:51:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2020-09-04 14:51:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-04 14:51:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 14:51:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 14:51:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 14:51:24,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-04 14:51:24,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-09-04 14:51:24,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-04 14:51:24,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-04 14:51:24,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-04 14:51:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-04 14:51:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-09-04 14:51:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-09-04 14:51:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-09-04 14:51:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-09-04 14:51:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-09-04 14:51:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-09-04 14:51:24,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-09-04 14:51:24,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-09-04 14:51:24,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-09-04 14:51:24,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-09-04 14:51:24,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-09-04 14:51:24,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-09-04 14:51:24,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-04 14:51:24,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-09-04 14:51:24,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2020-09-04 14:51:24,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2020-09-04 14:51:24,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2020-09-04 14:51:24,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2020-09-04 14:51:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-04 14:51:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-04 14:51:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-04 14:51:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-04 14:51:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2020-09-04 14:51:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2020-09-04 14:51:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-09-04 14:51:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2020-09-04 14:51:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev [2020-09-04 14:51:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev [2020-09-04 14:51:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2020-09-04 14:51:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev [2020-09-04 14:51:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-09-04 14:51:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev [2020-09-04 14:51:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev [2020-09-04 14:51:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev [2020-09-04 14:51:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev [2020-09-04 14:51:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 14:51:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-04 14:51:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 14:51:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 14:51:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-04 14:51:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 14:51:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 14:51:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 14:51:25,485 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-09-04 14:51:27,485 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 14:51:27,486 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-04 14:51:27,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 02:51:27 BoogieIcfgContainer [2020-09-04 14:51:27,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 14:51:27,503 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 14:51:27,503 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 14:51:27,512 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 14:51:27,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 02:51:22" (1/3) ... [2020-09-04 14:51:27,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1600f1e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 02:51:27, skipping insertion in model container [2020-09-04 14:51:27,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 02:51:24" (2/3) ... [2020-09-04 14:51:27,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1600f1e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 02:51:27, skipping insertion in model container [2020-09-04 14:51:27,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 02:51:27" (3/3) ... [2020-09-04 14:51:27,523 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-04 14:51:27,536 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-04 14:51:27,550 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 14:51:27,569 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 14:51:27,603 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 14:51:27,603 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 14:51:27,603 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-04 14:51:27,603 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 14:51:27,603 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 14:51:27,604 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 14:51:27,604 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 14:51:27,604 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 14:51:27,637 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states. [2020-09-04 14:51:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-09-04 14:51:27,653 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 14:51:27,655 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] [2020-09-04 14:51:27,655 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 14:51:27,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 14:51:27,663 INFO L82 PathProgramCache]: Analyzing trace with hash -1903613762, now seen corresponding path program 1 times [2020-09-04 14:51:27,674 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 14:51:27,674 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346943817] [2020-09-04 14:51:27,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 14:51:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,031 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 14:51:29,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 14:51:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 14:51:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:29,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-04 14:51:29,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:29,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-04 14:51:29,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-09-04 14:51:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:29,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-04 14:51:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-04 14:51:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-09-04 14:51:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-09-04 14:51:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:29,747 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-09-04 14:51:29,748 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346943817] [2020-09-04 14:51:29,749 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 14:51:29,749 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-04 14:51:29,750 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703487610] [2020-09-04 14:51:29,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-04 14:51:29,757 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 14:51:29,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-04 14:51:29,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-04 14:51:29,777 INFO L87 Difference]: Start difference. First operand 480 states. Second operand 6 states. [2020-09-04 14:51:30,247 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:51:34,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 14:51:34,357 INFO L93 Difference]: Finished difference Result 553 states and 733 transitions. [2020-09-04 14:51:34,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-04 14:51:34,360 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2020-09-04 14:51:34,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 14:51:34,376 INFO L225 Difference]: With dead ends: 553 [2020-09-04 14:51:34,377 INFO L226 Difference]: Without dead ends: 271 [2020-09-04 14:51:34,383 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-09-04 14:51:34,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2020-09-04 14:51:34,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 253. [2020-09-04 14:51:34,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2020-09-04 14:51:34,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 315 transitions. [2020-09-04 14:51:34,497 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 315 transitions. Word has length 138 [2020-09-04 14:51:34,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 14:51:34,498 INFO L479 AbstractCegarLoop]: Abstraction has 253 states and 315 transitions. [2020-09-04 14:51:34,498 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-04 14:51:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 315 transitions. [2020-09-04 14:51:34,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-09-04 14:51:34,507 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 14:51:34,507 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] [2020-09-04 14:51:34,508 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 14:51:34,510 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 14:51:34,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 14:51:34,511 INFO L82 PathProgramCache]: Analyzing trace with hash 568155594, now seen corresponding path program 1 times [2020-09-04 14:51:34,511 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 14:51:34,513 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829550033] [2020-09-04 14:51:34,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 14:51:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,377 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 14:51:35,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 14:51:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 14:51:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-04 14:51:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-04 14:51:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-09-04 14:51:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-04 14:51:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-04 14:51:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-09-04 14:51:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:35,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-09-04 14:51:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:35,995 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-09-04 14:51:35,995 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829550033] [2020-09-04 14:51:35,996 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 14:51:35,996 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 14:51:35,996 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223494862] [2020-09-04 14:51:35,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 14:51:35,998 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 14:51:35,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 14:51:35,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 14:51:35,999 INFO L87 Difference]: Start difference. First operand 253 states and 315 transitions. Second operand 7 states. [2020-09-04 14:51:36,482 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:51:38,897 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 14:51:39,454 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 14:51:42,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 14:51:42,478 INFO L93 Difference]: Finished difference Result 647 states and 816 transitions. [2020-09-04 14:51:42,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-04 14:51:42,480 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 138 [2020-09-04 14:51:42,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 14:51:42,485 INFO L225 Difference]: With dead ends: 647 [2020-09-04 14:51:42,485 INFO L226 Difference]: Without dead ends: 426 [2020-09-04 14:51:42,487 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-09-04 14:51:42,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2020-09-04 14:51:42,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 384. [2020-09-04 14:51:42,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2020-09-04 14:51:42,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 491 transitions. [2020-09-04 14:51:42,558 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 491 transitions. Word has length 138 [2020-09-04 14:51:42,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 14:51:42,559 INFO L479 AbstractCegarLoop]: Abstraction has 384 states and 491 transitions. [2020-09-04 14:51:42,559 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 14:51:42,560 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 491 transitions. [2020-09-04 14:51:42,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-09-04 14:51:42,565 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 14:51:42,565 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] [2020-09-04 14:51:42,565 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 14:51:42,566 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 14:51:42,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 14:51:42,566 INFO L82 PathProgramCache]: Analyzing trace with hash -1957018819, now seen corresponding path program 1 times [2020-09-04 14:51:42,566 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 14:51:42,567 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111460885] [2020-09-04 14:51:42,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 14:51:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,393 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 14:51:43,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 14:51:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 14:51:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-04 14:51:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-04 14:51:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-09-04 14:51:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-04 14:51:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-04 14:51:43,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-09-04 14:51:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-04 14:51:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:43,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 14:51:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:44,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:44,055 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-09-04 14:51:44,055 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111460885] [2020-09-04 14:51:44,056 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 14:51:44,056 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 14:51:44,056 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796344097] [2020-09-04 14:51:44,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 14:51:44,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 14:51:44,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 14:51:44,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 14:51:44,057 INFO L87 Difference]: Start difference. First operand 384 states and 491 transitions. Second operand 8 states. [2020-09-04 14:51:44,455 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:51:48,707 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 14:51:49,766 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 14:51:52,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 14:51:52,256 INFO L93 Difference]: Finished difference Result 1035 states and 1342 transitions. [2020-09-04 14:51:52,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 14:51:52,257 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 141 [2020-09-04 14:51:52,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 14:51:52,264 INFO L225 Difference]: With dead ends: 1035 [2020-09-04 14:51:52,264 INFO L226 Difference]: Without dead ends: 683 [2020-09-04 14:51:52,266 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=99, Invalid=207, Unknown=0, NotChecked=0, Total=306 [2020-09-04 14:51:52,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2020-09-04 14:51:52,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 649. [2020-09-04 14:51:52,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 649 states. [2020-09-04 14:51:52,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 649 states and 844 transitions. [2020-09-04 14:51:52,350 INFO L78 Accepts]: Start accepts. Automaton has 649 states and 844 transitions. Word has length 141 [2020-09-04 14:51:52,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 14:51:52,351 INFO L479 AbstractCegarLoop]: Abstraction has 649 states and 844 transitions. [2020-09-04 14:51:52,351 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 14:51:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 844 transitions. [2020-09-04 14:51:52,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-09-04 14:51:52,354 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 14:51:52,354 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] [2020-09-04 14:51:52,354 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 14:51:52,355 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 14:51:52,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 14:51:52,355 INFO L82 PathProgramCache]: Analyzing trace with hash -2115073202, now seen corresponding path program 1 times [2020-09-04 14:51:52,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 14:51:52,356 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380676003] [2020-09-04 14:51:52,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 14:51:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,094 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 14:51:53,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 14:51:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 14:51:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-04 14:51:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-04 14:51:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-09-04 14:51:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-04 14:51:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-04 14:51:53,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-09-04 14:51:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-04 14:51:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:53,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:51:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:51:53,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:51:53,963 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-09-04 14:51:53,964 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380676003] [2020-09-04 14:51:53,964 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 14:51:53,964 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-04 14:51:53,965 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114862381] [2020-09-04 14:51:53,965 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 14:51:53,965 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 14:51:53,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 14:51:53,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-09-04 14:51:53,966 INFO L87 Difference]: Start difference. First operand 649 states and 844 transitions. Second operand 9 states. [2020-09-04 14:51:54,402 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:51:57,085 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 14:51:57,615 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 14:51:59,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 14:51:59,942 INFO L93 Difference]: Finished difference Result 701 states and 907 transitions. [2020-09-04 14:51:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-04 14:51:59,943 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 167 [2020-09-04 14:51:59,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 14:51:59,949 INFO L225 Difference]: With dead ends: 701 [2020-09-04 14:51:59,949 INFO L226 Difference]: Without dead ends: 690 [2020-09-04 14:51:59,950 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2020-09-04 14:51:59,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2020-09-04 14:52:00,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 649. [2020-09-04 14:52:00,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 649 states. [2020-09-04 14:52:00,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 649 states and 843 transitions. [2020-09-04 14:52:00,032 INFO L78 Accepts]: Start accepts. Automaton has 649 states and 843 transitions. Word has length 167 [2020-09-04 14:52:00,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 14:52:00,032 INFO L479 AbstractCegarLoop]: Abstraction has 649 states and 843 transitions. [2020-09-04 14:52:00,032 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 14:52:00,033 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 843 transitions. [2020-09-04 14:52:00,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-09-04 14:52:00,035 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 14:52:00,035 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] [2020-09-04 14:52:00,035 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 14:52:00,036 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 14:52:00,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 14:52:00,036 INFO L82 PathProgramCache]: Analyzing trace with hash -2057814900, now seen corresponding path program 1 times [2020-09-04 14:52:00,036 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 14:52:00,037 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554617815] [2020-09-04 14:52:00,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 14:52:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:00,912 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 14:52:00,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 14:52:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 14:52:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-04 14:52:01,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-04 14:52:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-09-04 14:52:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-04 14:52:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:01,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-04 14:52:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-09-04 14:52:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-04 14:52:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:01,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:01,915 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-09-04 14:52:01,916 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554617815] [2020-09-04 14:52:01,916 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 14:52:01,917 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-04 14:52:01,917 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504401116] [2020-09-04 14:52:01,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 14:52:01,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 14:52:01,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 14:52:01,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-09-04 14:52:01,922 INFO L87 Difference]: Start difference. First operand 649 states and 843 transitions. Second operand 9 states. [2020-09-04 14:52:02,404 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:52:04,855 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 14:52:05,383 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 14:52:07,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 14:52:07,526 INFO L93 Difference]: Finished difference Result 681 states and 881 transitions. [2020-09-04 14:52:07,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-04 14:52:07,527 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 167 [2020-09-04 14:52:07,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 14:52:07,532 INFO L225 Difference]: With dead ends: 681 [2020-09-04 14:52:07,532 INFO L226 Difference]: Without dead ends: 678 [2020-09-04 14:52:07,533 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2020-09-04 14:52:07,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2020-09-04 14:52:07,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 648. [2020-09-04 14:52:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 648 states. [2020-09-04 14:52:07,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 841 transitions. [2020-09-04 14:52:07,613 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 841 transitions. Word has length 167 [2020-09-04 14:52:07,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 14:52:07,614 INFO L479 AbstractCegarLoop]: Abstraction has 648 states and 841 transitions. [2020-09-04 14:52:07,614 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 14:52:07,614 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 841 transitions. [2020-09-04 14:52:07,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-09-04 14:52:07,616 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 14:52:07,617 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] [2020-09-04 14:52:07,617 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 14:52:07,617 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 14:52:07,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 14:52:07,617 INFO L82 PathProgramCache]: Analyzing trace with hash 632050949, now seen corresponding path program 1 times [2020-09-04 14:52:07,618 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 14:52:07,618 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295887834] [2020-09-04 14:52:07,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 14:52:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,430 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 14:52:08,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 14:52:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:08,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:08,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 14:52:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-04 14:52:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:08,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-04 14:52:08,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:08,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:08,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-09-04 14:52:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-04 14:52:08,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:08,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-04 14:52:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:09,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-09-04 14:52:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:09,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:09,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-04 14:52:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:09,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:09,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:09,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:09,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:09,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:09,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:09,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:09,410 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-09-04 14:52:09,411 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295887834] [2020-09-04 14:52:09,411 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 14:52:09,411 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-04 14:52:09,412 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309890694] [2020-09-04 14:52:09,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 14:52:09,413 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 14:52:09,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 14:52:09,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-09-04 14:52:09,414 INFO L87 Difference]: Start difference. First operand 648 states and 841 transitions. Second operand 9 states. [2020-09-04 14:52:10,025 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:52:13,147 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 14:52:13,678 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 14:52:15,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 14:52:15,795 INFO L93 Difference]: Finished difference Result 680 states and 879 transitions. [2020-09-04 14:52:15,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-04 14:52:15,796 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 168 [2020-09-04 14:52:15,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 14:52:15,801 INFO L225 Difference]: With dead ends: 680 [2020-09-04 14:52:15,801 INFO L226 Difference]: Without dead ends: 677 [2020-09-04 14:52:15,801 INFO L675 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 [2020-09-04 14:52:15,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2020-09-04 14:52:15,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 647. [2020-09-04 14:52:15,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 647 states. [2020-09-04 14:52:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 647 states and 839 transitions. [2020-09-04 14:52:15,882 INFO L78 Accepts]: Start accepts. Automaton has 647 states and 839 transitions. Word has length 168 [2020-09-04 14:52:15,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 14:52:15,883 INFO L479 AbstractCegarLoop]: Abstraction has 647 states and 839 transitions. [2020-09-04 14:52:15,883 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 14:52:15,883 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 839 transitions. [2020-09-04 14:52:15,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-09-04 14:52:15,885 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 14:52:15,886 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] [2020-09-04 14:52:15,886 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 14:52:15,886 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 14:52:15,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 14:52:15,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1881448785, now seen corresponding path program 1 times [2020-09-04 14:52:15,887 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 14:52:15,887 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098420449] [2020-09-04 14:52:15,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 14:52:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:16,715 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 14:52:16,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 14:52:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:16,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:16,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:16,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:16,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 14:52:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:16,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:16,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:16,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:16,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-04 14:52:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-04 14:52:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-09-04 14:52:17,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-04 14:52:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:17,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-04 14:52:17,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-09-04 14:52:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:17,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-04 14:52:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:17,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:17,524 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-09-04 14:52:17,524 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098420449] [2020-09-04 14:52:17,524 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 14:52:17,524 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-04 14:52:17,525 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013885411] [2020-09-04 14:52:17,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 14:52:17,525 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 14:52:17,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 14:52:17,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-09-04 14:52:17,526 INFO L87 Difference]: Start difference. First operand 647 states and 839 transitions. Second operand 9 states. [2020-09-04 14:52:17,992 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:52:20,438 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 14:52:21,073 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 14:52:23,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 14:52:23,166 INFO L93 Difference]: Finished difference Result 679 states and 877 transitions. [2020-09-04 14:52:23,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-04 14:52:23,167 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 169 [2020-09-04 14:52:23,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 14:52:23,172 INFO L225 Difference]: With dead ends: 679 [2020-09-04 14:52:23,172 INFO L226 Difference]: Without dead ends: 676 [2020-09-04 14:52:23,173 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2020-09-04 14:52:23,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2020-09-04 14:52:23,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 646. [2020-09-04 14:52:23,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 646 states. [2020-09-04 14:52:23,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 837 transitions. [2020-09-04 14:52:23,241 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 837 transitions. Word has length 169 [2020-09-04 14:52:23,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 14:52:23,242 INFO L479 AbstractCegarLoop]: Abstraction has 646 states and 837 transitions. [2020-09-04 14:52:23,242 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 14:52:23,242 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 837 transitions. [2020-09-04 14:52:23,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 14:52:23,244 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 14:52:23,245 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] [2020-09-04 14:52:23,245 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 14:52:23,245 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 14:52:23,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 14:52:23,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1804442952, now seen corresponding path program 1 times [2020-09-04 14:52:23,245 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 14:52:23,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370996601] [2020-09-04 14:52:23,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 14:52:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,034 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 14:52:24,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 14:52:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 14:52:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-04 14:52:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:24,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-04 14:52:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-09-04 14:52:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-04 14:52:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-04 14:52:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-09-04 14:52:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-04 14:52:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:24,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:24,908 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-09-04 14:52:24,909 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370996601] [2020-09-04 14:52:24,909 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 14:52:24,909 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-04 14:52:24,909 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767498375] [2020-09-04 14:52:24,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 14:52:24,910 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 14:52:24,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 14:52:24,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-09-04 14:52:24,911 INFO L87 Difference]: Start difference. First operand 646 states and 837 transitions. Second operand 9 states. [2020-09-04 14:52:25,348 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:52:27,756 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 14:52:28,292 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 14:52:31,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 14:52:31,851 INFO L93 Difference]: Finished difference Result 1856 states and 2442 transitions. [2020-09-04 14:52:31,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-04 14:52:31,854 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 170 [2020-09-04 14:52:31,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 14:52:31,861 INFO L225 Difference]: With dead ends: 1856 [2020-09-04 14:52:31,861 INFO L226 Difference]: Without dead ends: 1238 [2020-09-04 14:52:31,863 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-09-04 14:52:31,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2020-09-04 14:52:31,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1208. [2020-09-04 14:52:31,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1208 states. [2020-09-04 14:52:31,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1589 transitions. [2020-09-04 14:52:31,991 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1589 transitions. Word has length 170 [2020-09-04 14:52:31,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 14:52:31,992 INFO L479 AbstractCegarLoop]: Abstraction has 1208 states and 1589 transitions. [2020-09-04 14:52:31,992 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 14:52:31,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1589 transitions. [2020-09-04 14:52:31,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-09-04 14:52:31,996 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 14:52:31,996 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] [2020-09-04 14:52:31,996 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 14:52:31,996 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 14:52:31,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 14:52:31,997 INFO L82 PathProgramCache]: Analyzing trace with hash 945467811, now seen corresponding path program 1 times [2020-09-04 14:52:31,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 14:52:31,997 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465659249] [2020-09-04 14:52:31,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 14:52:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:32,787 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 14:52:32,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 14:52:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:32,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:32,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:32,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:32,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 14:52:32,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:32,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:32,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-04 14:52:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-04 14:52:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-09-04 14:52:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-04 14:52:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:33,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:33,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-04 14:52:33,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-09-04 14:52:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-04 14:52:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:33,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-09-04 14:52:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 14:52:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 14:52:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-09-04 14:52:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:33,711 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2020-09-04 14:52:33,712 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465659249] [2020-09-04 14:52:33,712 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 14:52:33,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 14:52:33,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459901742] [2020-09-04 14:52:33,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 14:52:33,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 14:52:33,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 14:52:33,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-09-04 14:52:33,714 INFO L87 Difference]: Start difference. First operand 1208 states and 1589 transitions. Second operand 10 states. [2020-09-04 14:52:34,163 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:52:39,407 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 14:52:40,595 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 14:52:41,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 14:52:41,729 INFO L93 Difference]: Finished difference Result 2705 states and 3671 transitions. [2020-09-04 14:52:41,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 14:52:41,730 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 211 [2020-09-04 14:52:41,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 14:52:41,738 INFO L225 Difference]: With dead ends: 2705 [2020-09-04 14:52:41,738 INFO L226 Difference]: Without dead ends: 1543 [2020-09-04 14:52:41,742 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 71 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2020-09-04 14:52:41,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1543 states. [2020-09-04 14:52:41,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1543 to 1205. [2020-09-04 14:52:41,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1205 states. [2020-09-04 14:52:41,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1205 states and 1574 transitions. [2020-09-04 14:52:41,875 INFO L78 Accepts]: Start accepts. Automaton has 1205 states and 1574 transitions. Word has length 211 [2020-09-04 14:52:41,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 14:52:41,875 INFO L479 AbstractCegarLoop]: Abstraction has 1205 states and 1574 transitions. [2020-09-04 14:52:41,876 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 14:52:41,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1574 transitions. [2020-09-04 14:52:41,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-09-04 14:52:41,880 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 14:52:41,880 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] [2020-09-04 14:52:41,880 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 14:52:41,880 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 14:52:41,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 14:52:41,881 INFO L82 PathProgramCache]: Analyzing trace with hash -715504529, now seen corresponding path program 1 times [2020-09-04 14:52:41,881 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 14:52:41,881 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270212374] [2020-09-04 14:52:41,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 14:52:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,631 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 14:52:42,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 14:52:42,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 14:52:42,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-04 14:52:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-04 14:52:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-09-04 14:52:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:42,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-04 14:52:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-04 14:52:43,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-09-04 14:52:43,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-04 14:52:43,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:43,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:43,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:43,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:52:43,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-09-04 14:52:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:43,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 14:52:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:52:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-09-04 14:52:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2020-09-04 14:52:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:52:43,890 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2020-09-04 14:52:43,890 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270212374] [2020-09-04 14:52:43,891 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 14:52:43,891 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 14:52:43,891 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133243792] [2020-09-04 14:52:43,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 14:52:43,892 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 14:52:43,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 14:52:43,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-09-04 14:52:43,893 INFO L87 Difference]: Start difference. First operand 1205 states and 1574 transitions. Second operand 17 states. [2020-09-04 14:52:44,406 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:52:55,701 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 14:52:56,261 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:52:56,840 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 14:52:57,389 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 14:52:57,964 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 14:52:58,485 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 14:52:59,060 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 14:52:59,639 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-09-04 14:52:59,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 14:52:59,726 INFO L93 Difference]: Finished difference Result 2675 states and 3612 transitions. [2020-09-04 14:52:59,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-04 14:52:59,727 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 216 [2020-09-04 14:52:59,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 14:52:59,733 INFO L225 Difference]: With dead ends: 2675 [2020-09-04 14:52:59,734 INFO L226 Difference]: Without dead ends: 1516 [2020-09-04 14:52:59,737 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=195, Invalid=675, Unknown=0, NotChecked=0, Total=870 [2020-09-04 14:52:59,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1516 states. [2020-09-04 14:52:59,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1516 to 1185. [2020-09-04 14:52:59,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1185 states. [2020-09-04 14:52:59,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1185 states and 1548 transitions. [2020-09-04 14:52:59,862 INFO L78 Accepts]: Start accepts. Automaton has 1185 states and 1548 transitions. Word has length 216 [2020-09-04 14:52:59,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 14:52:59,863 INFO L479 AbstractCegarLoop]: Abstraction has 1185 states and 1548 transitions. [2020-09-04 14:52:59,864 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 14:52:59,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1548 transitions. [2020-09-04 14:52:59,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-09-04 14:52:59,868 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 14:52:59,868 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] [2020-09-04 14:52:59,869 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 14:52:59,869 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 14:52:59,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 14:52:59,869 INFO L82 PathProgramCache]: Analyzing trace with hash -429350671, now seen corresponding path program 1 times [2020-09-04 14:52:59,869 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 14:52:59,870 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512926180] [2020-09-04 14:52:59,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 14:53:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,627 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 14:53:00,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 14:53:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:53:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:53:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 14:53:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:53:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-04 14:53:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:53:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-04 14:53:00,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:53:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-09-04 14:53:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:53:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-04 14:53:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:00,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:53:00,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-04 14:53:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-09-04 14:53:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-04 14:53:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:01,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:01,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:53:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 14:53:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-09-04 14:53:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:01,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 14:53:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 14:53:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2020-09-04 14:53:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 14:53:01,509 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2020-09-04 14:53:01,510 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512926180] [2020-09-04 14:53:01,510 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 14:53:01,510 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 14:53:01,511 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312057173] [2020-09-04 14:53:01,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 14:53:01,512 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 14:53:01,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 14:53:01,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-09-04 14:53:01,514 INFO L87 Difference]: Start difference. First operand 1185 states and 1548 transitions. Second operand 14 states. [2020-09-04 14:53:02,007 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:10,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 14:53:10,578 INFO L93 Difference]: Finished difference Result 1516 states and 2084 transitions. [2020-09-04 14:53:10,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-04 14:53:10,580 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 219 [2020-09-04 14:53:10,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 14:53:10,581 INFO L225 Difference]: With dead ends: 1516 [2020-09-04 14:53:10,581 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 14:53:10,584 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=110, Invalid=396, Unknown=0, NotChecked=0, Total=506 [2020-09-04 14:53:10,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 14:53:10,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 14:53:10,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 14:53:10,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 14:53:10,585 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 219 [2020-09-04 14:53:10,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 14:53:10,586 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 14:53:10,586 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 14:53:10,586 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 14:53:10,586 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 14:53:10,586 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 14:53:10,589 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 14:53:10,883 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:11,161 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:11,449 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:11,725 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:12,003 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:12,315 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:12,586 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:12,860 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:13,136 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:13,418 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:13,693 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:13,972 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:14,248 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:14,530 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:14,803 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:15,079 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:15,359 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:15,626 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:15,905 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:16,179 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:16,454 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:16,726 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:17,000 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:17,274 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:17,547 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:17,825 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:18,094 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:18,378 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:18,649 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:18,917 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:19,190 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:19,458 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:19,736 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:20,009 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:20,288 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:20,554 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:20,824 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:21,106 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:21,373 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:21,645 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:21,917 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:22,189 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:22,467 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:22,743 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:23,018 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:23,296 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:23,574 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:23,859 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:24,124 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:24,403 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:24,678 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:25,013 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:25,286 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:25,604 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:25,876 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:26,852 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 215 [2020-09-04 14:53:27,783 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 215 [2020-09-04 14:53:29,019 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 279 DAG size of output: 266 [2020-09-04 14:53:30,225 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 279 DAG size of output: 266 [2020-09-04 14:53:30,560 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:30,799 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:31,377 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 249 [2020-09-04 14:53:31,660 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:31,957 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:32,223 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:32,496 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:32,768 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:33,041 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:33,318 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:33,584 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:33,865 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:34,131 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:34,410 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:34,681 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:34,961 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:35,246 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:35,517 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:35,782 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:36,054 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:36,606 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 249 [2020-09-04 14:53:36,884 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:37,163 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:37,434 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:37,714 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:37,993 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:38,261 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:38,550 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:38,828 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:39,379 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 249 [2020-09-04 14:53:40,046 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 248 [2020-09-04 14:53:40,319 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:40,592 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:40,872 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:41,156 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:42,037 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 215 [2020-09-04 14:53:42,915 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 215 [2020-09-04 14:53:44,124 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 279 DAG size of output: 266 [2020-09-04 14:53:45,328 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 279 DAG size of output: 266 [2020-09-04 14:53:45,595 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:45,861 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:46,139 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:46,412 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:46,685 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:46,967 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:47,238 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:47,510 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:47,783 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:48,049 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:48,319 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:48,591 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:48,865 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:49,131 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:49,435 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:49,700 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:49,968 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:50,241 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:50,515 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:50,781 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:51,075 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:51,312 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:51,547 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:51,783 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:52,019 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:52,255 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:52,490 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:52,725 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:52,960 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:53,195 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:53,430 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:53,666 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:53,900 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:54,135 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:54,370 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:54,605 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:54,840 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:55,107 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:55,378 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:55,650 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:55,918 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:56,191 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:56,470 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:56,742 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:57,011 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:57,290 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:53:57,564 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:57,843 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:53:58,113 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:58,385 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:53:58,680 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:58,916 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:59,151 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:59,387 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:59,624 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:53:59,859 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:54:00,094 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:54:00,329 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:54:00,567 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 14:54:01,119 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 249 [2020-09-04 14:54:01,400 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:54:01,671 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:01,949 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:02,227 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:54:02,499 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:02,771 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:03,044 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:03,315 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:03,588 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:03,859 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:04,128 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:54:04,401 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:04,672 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:04,938 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:54:05,209 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:54:05,482 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:05,753 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:54:06,026 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:06,297 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:06,574 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:06,847 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:07,126 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:54:07,410 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:54:07,678 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:54:07,952 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:08,223 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:08,530 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:08,808 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:54:09,079 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:09,357 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:54:09,649 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:54:09,915 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:54:10,190 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:10,461 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:10,757 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:11,038 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:54:11,310 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:11,576 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:54:11,842 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-09-04 14:54:12,116 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:12,396 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-09-04 14:54:12,671 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-09-04 14:54:15,598 WARN L193 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 281 DAG size of output: 252 [2020-09-04 14:54:16,423 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-09-04 14:54:16,910 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-09-04 14:54:17,452 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-09-04 14:54:18,333 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 43 [2020-09-04 14:54:18,755 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-09-04 14:54:19,183 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-09-04 14:54:20,102 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 43 [2020-09-04 14:54:20,603 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-09-04 14:54:21,395 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 24 [2020-09-04 14:54:21,961 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 31 [2020-09-04 14:54:22,865 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 14:54:23,380 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 31 [2020-09-04 14:54:23,859 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-09-04 14:54:24,266 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 21 [2020-09-04 14:54:25,226 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 43 [2020-09-04 14:54:25,657 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-09-04 14:54:26,101 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 1 [2020-09-04 14:54:26,507 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 21 [2020-09-04 14:54:27,352 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-09-04 14:54:28,227 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 37 [2020-09-04 14:54:28,886 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 24 [2020-09-04 14:54:29,305 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-09-04 14:54:30,129 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-09-04 14:54:30,951 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-09-04 14:54:31,350 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-09-04 14:54:32,214 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-09-04 14:54:33,019 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-09-04 14:54:33,819 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-09-04 14:54:34,804 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-09-04 14:54:35,327 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 82 [2020-09-04 14:54:36,153 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-09-04 14:54:36,563 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-09-04 14:54:36,703 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2020-09-04 14:54:37,195 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 21 [2020-09-04 14:54:38,071 WARN L193 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 37 [2020-09-04 14:54:39,348 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 186 DAG size of output: 36 [2020-09-04 14:54:40,186 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-09-04 14:54:40,606 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-09-04 14:54:41,470 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-09-04 14:54:42,311 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-09-04 14:54:42,745 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 31 [2020-09-04 14:54:44,112 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 184 DAG size of output: 29 [2020-09-04 14:54:45,000 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-09-04 14:54:45,964 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 43 [2020-09-04 14:54:46,075 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 37 [2020-09-04 14:54:46,919 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-09-04 14:54:47,388 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-09-04 14:54:47,465 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_i_mutex_of_inodeEXIT(lines 6455 6470) no Hoare annotation was computed. [2020-09-04 14:54:47,465 INFO L268 CegarLoopResult]: For program point L6459(lines 6459 6468) no Hoare annotation was computed. [2020-09-04 14:54:47,465 INFO L268 CegarLoopResult]: For program point L6460-1(line 6460) no Hoare annotation was computed. [2020-09-04 14:54:47,465 INFO L268 CegarLoopResult]: For program point L6460(line 6460) no Hoare annotation was computed. [2020-09-04 14:54:47,465 INFO L268 CegarLoopResult]: For program point L6461(lines 6461 6465) no Hoare annotation was computed. [2020-09-04 14:54:47,465 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_i_mutex_of_inodeENTRY(lines 6455 6470) no Hoare annotation was computed. [2020-09-04 14:54:47,465 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_i_mutex_of_inodeFINAL(lines 6455 6470) no Hoare annotation was computed. [2020-09-04 14:54:47,465 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceENTRY(lines 6664 6680) no Hoare annotation was computed. [2020-09-04 14:54:47,466 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceFINAL(lines 6664 6680) no Hoare annotation was computed. [2020-09-04 14:54:47,466 INFO L268 CegarLoopResult]: For program point L6672(line 6672) no Hoare annotation was computed. [2020-09-04 14:54:47,466 INFO L268 CegarLoopResult]: For program point L6673(lines 6673 6678) no Hoare annotation was computed. [2020-09-04 14:54:47,466 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceEXIT(lines 6664 6680) no Hoare annotation was computed. [2020-09-04 14:54:47,466 INFO L268 CegarLoopResult]: For program point L6668-1(lines 6668 6671) no Hoare annotation was computed. [2020-09-04 14:54:47,466 INFO L268 CegarLoopResult]: For program point L6668(lines 6668 6671) no Hoare annotation was computed. [2020-09-04 14:54:47,466 INFO L268 CegarLoopResult]: For program point L6669(line 6669) no Hoare annotation was computed. [2020-09-04 14:54:47,466 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_mutex_of_deviceENTRY(lines 6743 6758) no Hoare annotation was computed. [2020-09-04 14:54:47,466 INFO L268 CegarLoopResult]: For program point L6747(lines 6747 6756) no Hoare annotation was computed. [2020-09-04 14:54:47,466 INFO L268 CegarLoopResult]: For program point L6748-1(line 6748) no Hoare annotation was computed. [2020-09-04 14:54:47,466 INFO L268 CegarLoopResult]: For program point L6748(line 6748) no Hoare annotation was computed. [2020-09-04 14:54:47,467 INFO L268 CegarLoopResult]: For program point L6749(lines 6749 6753) no Hoare annotation was computed. [2020-09-04 14:54:47,467 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_mutex_of_deviceEXIT(lines 6743 6758) no Hoare annotation was computed. [2020-09-04 14:54:47,467 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_mutex_of_deviceFINAL(lines 6743 6758) no Hoare annotation was computed. [2020-09-04 14:54:47,467 INFO L268 CegarLoopResult]: For program point usbnet_resumeFINAL(lines 7012 7014) no Hoare annotation was computed. [2020-09-04 14:54:47,467 INFO L271 CegarLoopResult]: At program point usbnet_resumeENTRY(lines 7012 7014) the Hoare annotation is: true [2020-09-04 14:54:47,467 INFO L268 CegarLoopResult]: For program point usbnet_resumeEXIT(lines 7012 7014) no Hoare annotation was computed. [2020-09-04 14:54:47,467 INFO L264 CegarLoopResult]: At program point L6846(line 6846) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_retval_3~0 0)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-09-04 14:54:47,467 INFO L268 CegarLoopResult]: For program point L6845-1(lines 6845 6848) no Hoare annotation was computed. [2020-09-04 14:54:47,467 INFO L268 CegarLoopResult]: For program point L6845(lines 6845 6848) no Hoare annotation was computed. [2020-09-04 14:54:47,467 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_udevFINAL(lines 6842 6852) no Hoare annotation was computed. [2020-09-04 14:54:47,468 INFO L264 CegarLoopResult]: At program point ldv_mutex_lock_udevENTRY(lines 6842 6852) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_retval_3~0 0)) (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)) [2020-09-04 14:54:47,468 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_udevEXIT(lines 6842 6852) no Hoare annotation was computed. [2020-09-04 14:54:47,468 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_i_mutex_of_inodeENTRY(lines 6376 6392) no Hoare annotation was computed. [2020-09-04 14:54:47,468 INFO L268 CegarLoopResult]: For program point L6384(line 6384) no Hoare annotation was computed. [2020-09-04 14:54:47,468 INFO L268 CegarLoopResult]: For program point L6385(lines 6385 6390) no Hoare annotation was computed. [2020-09-04 14:54:47,468 INFO L268 CegarLoopResult]: For program point L6380-1(lines 6380 6383) no Hoare annotation was computed. [2020-09-04 14:54:47,468 INFO L268 CegarLoopResult]: For program point L6380(lines 6380 6383) no Hoare annotation was computed. [2020-09-04 14:54:47,468 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_i_mutex_of_inodeEXIT(lines 6376 6392) no Hoare annotation was computed. [2020-09-04 14:54:47,469 INFO L268 CegarLoopResult]: For program point L6381(line 6381) no Hoare annotation was computed. [2020-09-04 14:54:47,469 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_i_mutex_of_inodeFINAL(lines 6376 6392) no Hoare annotation was computed. [2020-09-04 14:54:47,469 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_udevEXIT(lines 6903 6913) no Hoare annotation was computed. [2020-09-04 14:54:47,469 INFO L268 CegarLoopResult]: For program point L6906(lines 6906 6909) no Hoare annotation was computed. [2020-09-04 14:54:47,469 INFO L264 CegarLoopResult]: At program point L6907(line 6907) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,469 INFO L268 CegarLoopResult]: For program point L6906-1(lines 6906 6909) no Hoare annotation was computed. [2020-09-04 14:54:47,469 INFO L264 CegarLoopResult]: At program point ldv_mutex_unlock_udevENTRY(lines 6903 6913) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,470 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_udevFINAL(lines 6903 6913) no Hoare annotation was computed. [2020-09-04 14:54:47,470 INFO L271 CegarLoopResult]: At program point ldv_undef_intENTRY(lines 5765 5772) the Hoare annotation is: true [2020-09-04 14:54:47,470 INFO L268 CegarLoopResult]: For program point ldv_undef_intFINAL(lines 5765 5772) no Hoare annotation was computed. [2020-09-04 14:54:47,470 INFO L268 CegarLoopResult]: For program point ldv_undef_intEXIT(lines 5765 5772) no Hoare annotation was computed. [2020-09-04 14:54:47,470 INFO L271 CegarLoopResult]: At program point L6047(line 6047) the Hoare annotation is: true [2020-09-04 14:54:47,470 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 5968 6218) no Hoare annotation was computed. [2020-09-04 14:54:47,470 INFO L264 CegarLoopResult]: At program point L6130(line 6130) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_3~0 0) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,471 INFO L268 CegarLoopResult]: For program point L6196(lines 6196 6200) no Hoare annotation was computed. [2020-09-04 14:54:47,471 INFO L264 CegarLoopResult]: At program point L5998(line 5998) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0) (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,471 INFO L268 CegarLoopResult]: For program point L6130-1(line 6130) no Hoare annotation was computed. [2020-09-04 14:54:47,471 INFO L268 CegarLoopResult]: For program point L5998-1(line 5998) no Hoare annotation was computed. [2020-09-04 14:54:47,471 INFO L268 CegarLoopResult]: For program point L6131(lines 6131 6139) no Hoare annotation was computed. [2020-09-04 14:54:47,471 INFO L264 CegarLoopResult]: At program point L6197(line 6197) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,471 INFO L268 CegarLoopResult]: For program point L6197-1(line 6197) no Hoare annotation was computed. [2020-09-04 14:54:47,472 INFO L268 CegarLoopResult]: For program point L6131-2(lines 6129 6145) no Hoare annotation was computed. [2020-09-04 14:54:47,472 INFO L268 CegarLoopResult]: For program point L6082(line 6082) no Hoare annotation was computed. [2020-09-04 14:54:47,472 INFO L268 CegarLoopResult]: For program point L6148(line 6148) no Hoare annotation was computed. [2020-09-04 14:54:47,472 INFO L268 CegarLoopResult]: For program point L6016(lines 6016 6211) no Hoare annotation was computed. [2020-09-04 14:54:47,472 INFO L268 CegarLoopResult]: For program point L6099(line 6099) no Hoare annotation was computed. [2020-09-04 14:54:47,472 INFO L268 CegarLoopResult]: For program point L6000-1(line 6000) no Hoare annotation was computed. [2020-09-04 14:54:47,472 INFO L264 CegarLoopResult]: At program point L6000(line 6000) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0) (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,472 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 5968 6218) no Hoare annotation was computed. [2020-09-04 14:54:47,473 INFO L268 CegarLoopResult]: For program point L6215(line 6215) no Hoare annotation was computed. [2020-09-04 14:54:47,473 INFO L268 CegarLoopResult]: For program point L6083(lines 6083 6087) no Hoare annotation was computed. [2020-09-04 14:54:47,473 INFO L271 CegarLoopResult]: At program point L6149(line 6149) the Hoare annotation is: true [2020-09-04 14:54:47,473 INFO L268 CegarLoopResult]: For program point L6116(line 6116) no Hoare annotation was computed. [2020-09-04 14:54:47,473 INFO L268 CegarLoopResult]: For program point L6017(line 6017) no Hoare annotation was computed. [2020-09-04 14:54:47,473 INFO L268 CegarLoopResult]: For program point L6166(line 6166) no Hoare annotation was computed. [2020-09-04 14:54:47,473 INFO L268 CegarLoopResult]: For program point L6100(lines 6100 6107) no Hoare annotation was computed. [2020-09-04 14:54:47,473 INFO L268 CegarLoopResult]: For program point L6084-1(line 6084) no Hoare annotation was computed. [2020-09-04 14:54:47,473 INFO L268 CegarLoopResult]: For program point L6018(lines 6018 6033) no Hoare annotation was computed. [2020-09-04 14:54:47,474 INFO L268 CegarLoopResult]: For program point L6117(lines 6117 6153) no Hoare annotation was computed. [2020-09-04 14:54:47,474 INFO L264 CegarLoopResult]: At program point L6084(line 6084) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,474 INFO L271 CegarLoopResult]: At program point L6167(line 6167) the Hoare annotation is: true [2020-09-04 14:54:47,474 INFO L268 CegarLoopResult]: For program point L6035(line 6035) no Hoare annotation was computed. [2020-09-04 14:54:47,474 INFO L264 CegarLoopResult]: At program point L6002(line 6002) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0) (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,474 INFO L264 CegarLoopResult]: At program point L6101(line 6101) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,474 INFO L268 CegarLoopResult]: For program point L6068(line 6068) no Hoare annotation was computed. [2020-09-04 14:54:47,475 INFO L268 CegarLoopResult]: For program point L6101-1(line 6101) no Hoare annotation was computed. [2020-09-04 14:54:47,475 INFO L268 CegarLoopResult]: For program point L6002-1(line 6002) no Hoare annotation was computed. [2020-09-04 14:54:47,475 INFO L268 CegarLoopResult]: For program point L6184(line 6184) no Hoare annotation was computed. [2020-09-04 14:54:47,475 INFO L268 CegarLoopResult]: For program point L6102(lines 6102 6105) no Hoare annotation was computed. [2020-09-04 14:54:47,475 INFO L268 CegarLoopResult]: For program point L6069-2(lines 6056 6111) no Hoare annotation was computed. [2020-09-04 14:54:47,475 INFO L268 CegarLoopResult]: For program point L6069(lines 6069 6074) no Hoare annotation was computed. [2020-09-04 14:54:47,475 INFO L268 CegarLoopResult]: For program point L6036(lines 6036 6051) no Hoare annotation was computed. [2020-09-04 14:54:47,475 INFO L268 CegarLoopResult]: For program point L6119(lines 6119 6150) no Hoare annotation was computed. [2020-09-04 14:54:47,476 INFO L271 CegarLoopResult]: At program point L6185(line 6185) the Hoare annotation is: true [2020-09-04 14:54:47,476 INFO L268 CegarLoopResult]: For program point L6053(line 6053) no Hoare annotation was computed. [2020-09-04 14:54:47,476 INFO L268 CegarLoopResult]: For program point L6020(lines 6020 6030) no Hoare annotation was computed. [2020-09-04 14:54:47,476 INFO L268 CegarLoopResult]: For program point L6202(line 6202) no Hoare annotation was computed. [2020-09-04 14:54:47,476 INFO L264 CegarLoopResult]: At program point L6070(line 6070) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,476 INFO L264 CegarLoopResult]: At program point L6004-1(line 6004) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0) (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,476 INFO L268 CegarLoopResult]: For program point L6070-1(line 6070) no Hoare annotation was computed. [2020-09-04 14:54:47,477 INFO L264 CegarLoopResult]: At program point L6004(line 6004) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0) (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,477 INFO L268 CegarLoopResult]: For program point L6054(lines 6054 6114) no Hoare annotation was computed. [2020-09-04 14:54:47,477 INFO L268 CegarLoopResult]: For program point L6120(line 6120) no Hoare annotation was computed. [2020-09-04 14:54:47,477 INFO L268 CegarLoopResult]: For program point L6021(line 6021) no Hoare annotation was computed. [2020-09-04 14:54:47,477 INFO L271 CegarLoopResult]: At program point L6203(line 6203) the Hoare annotation is: true [2020-09-04 14:54:47,477 INFO L268 CegarLoopResult]: For program point L6038(lines 6038 6048) no Hoare annotation was computed. [2020-09-04 14:54:47,477 INFO L268 CegarLoopResult]: For program point L6005(line 6005) no Hoare annotation was computed. [2020-09-04 14:54:47,477 INFO L268 CegarLoopResult]: For program point L6022(lines 6022 6026) no Hoare annotation was computed. [2020-09-04 14:54:47,477 INFO L268 CegarLoopResult]: For program point L6121(lines 6121 6126) no Hoare annotation was computed. [2020-09-04 14:54:47,478 INFO L268 CegarLoopResult]: For program point L6039(line 6039) no Hoare annotation was computed. [2020-09-04 14:54:47,478 INFO L268 CegarLoopResult]: For program point L6155(line 6155) no Hoare annotation was computed. [2020-09-04 14:54:47,478 INFO L264 CegarLoopResult]: At program point L6122(line 6122) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,478 INFO L264 CegarLoopResult]: At program point L6023(line 6023) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,478 INFO L268 CegarLoopResult]: For program point L6023-1(line 6023) no Hoare annotation was computed. [2020-09-04 14:54:47,478 INFO L268 CegarLoopResult]: For program point L6089(line 6089) no Hoare annotation was computed. [2020-09-04 14:54:47,478 INFO L268 CegarLoopResult]: For program point L6122-1(line 6122) no Hoare annotation was computed. [2020-09-04 14:54:47,478 INFO L268 CegarLoopResult]: For program point L6056(lines 6056 6111) no Hoare annotation was computed. [2020-09-04 14:54:47,479 INFO L268 CegarLoopResult]: For program point L6040(lines 6040 6044) no Hoare annotation was computed. [2020-09-04 14:54:47,479 INFO L268 CegarLoopResult]: For program point L6090(lines 6090 6097) no Hoare annotation was computed. [2020-09-04 14:54:47,479 INFO L268 CegarLoopResult]: For program point L6156(lines 6156 6171) no Hoare annotation was computed. [2020-09-04 14:54:47,479 INFO L268 CegarLoopResult]: For program point L6057(line 6057) no Hoare annotation was computed. [2020-09-04 14:54:47,479 INFO L268 CegarLoopResult]: For program point L6173(line 6173) no Hoare annotation was computed. [2020-09-04 14:54:47,479 INFO L264 CegarLoopResult]: At program point L6041(line 6041) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,479 INFO L268 CegarLoopResult]: For program point L6041-1(line 6041) no Hoare annotation was computed. [2020-09-04 14:54:47,479 INFO L264 CegarLoopResult]: At program point L6091(line 6091) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,479 INFO L268 CegarLoopResult]: For program point L6058(lines 6058 6066) no Hoare annotation was computed. [2020-09-04 14:54:47,479 INFO L268 CegarLoopResult]: For program point L6091-1(line 6091) no Hoare annotation was computed. [2020-09-04 14:54:47,480 INFO L268 CegarLoopResult]: For program point L5992-1(line 5992) no Hoare annotation was computed. [2020-09-04 14:54:47,480 INFO L264 CegarLoopResult]: At program point L5992(line 5992) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= |#memory_int| |old(#memory_int)|) (= ~ldv_state_variable_6~0 0) (= ~ldv_retval_3~0 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,480 INFO L268 CegarLoopResult]: For program point L6174(lines 6174 6189) no Hoare annotation was computed. [2020-09-04 14:54:47,480 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 5968 6218) the Hoare annotation is: (or (and (= ~ldv_retval_2~0 |old(~ldv_retval_2~0)|) (= |old(~cdc_subset_driver_group1~0.offset)| ~cdc_subset_driver_group1~0.offset) (= |old(~ref_cnt~0)| ~ref_cnt~0) (= |old(#length)| |#length|) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_4~0 |old(~ldv_state_variable_4~0)|) (= ~usb_counter~0 |old(~usb_counter~0)|) (= |#memory_int| |old(#memory_int)|) (= ~ldv_state_variable_6~0 |old(~ldv_state_variable_6~0)|) (= |old(#valid)| |#valid|) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0) (= ~ldv_state_variable_3~0 |old(~ldv_state_variable_3~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~ldv_state_variable_5~0 |old(~ldv_state_variable_5~0)|) (= ~ldv_state_variable_0~0 |old(~ldv_state_variable_0~0)|) (= ~ldv_retval_1~0 |old(~ldv_retval_1~0)|) (= ~ldv_state_variable_2~0 |old(~ldv_state_variable_2~0)|) (= ~ldv_retval_0~0 |old(~ldv_retval_0~0)|) (= ~ldv_retval_3~0 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(~cdc_subset_driver_group1~0.base)| ~cdc_subset_driver_group1~0.base)) (not (= |old(~ldv_retval_3~0)| 0)) (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))) [2020-09-04 14:54:47,480 INFO L268 CegarLoopResult]: For program point L6191(line 6191) no Hoare annotation was computed. [2020-09-04 14:54:47,480 INFO L268 CegarLoopResult]: For program point L6158(lines 6158 6168) no Hoare annotation was computed. [2020-09-04 14:54:47,480 INFO L264 CegarLoopResult]: At program point L6059(line 6059) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,480 INFO L268 CegarLoopResult]: For program point L6059-1(line 6059) no Hoare annotation was computed. [2020-09-04 14:54:47,480 INFO L268 CegarLoopResult]: For program point L6092(lines 6092 6095) no Hoare annotation was computed. [2020-09-04 14:54:47,480 INFO L264 CegarLoopResult]: At program point L6142(lines 5991 6217) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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))) [2020-09-04 14:54:47,481 INFO L268 CegarLoopResult]: For program point L6076-1(line 6076) no Hoare annotation was computed. [2020-09-04 14:54:47,481 INFO L268 CegarLoopResult]: For program point L6109(line 6109) no Hoare annotation was computed. [2020-09-04 14:54:47,481 INFO L264 CegarLoopResult]: At program point L6076(line 6076) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,481 INFO L268 CegarLoopResult]: For program point L6159(line 6159) no Hoare annotation was computed. [2020-09-04 14:54:47,481 INFO L268 CegarLoopResult]: For program point L6192(lines 6192 6207) no Hoare annotation was computed. [2020-09-04 14:54:47,481 INFO L264 CegarLoopResult]: At program point L5994(line 5994) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0) (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,481 INFO L268 CegarLoopResult]: For program point L6060(lines 6060 6064) no Hoare annotation was computed. [2020-09-04 14:54:47,481 INFO L268 CegarLoopResult]: For program point L5994-1(line 5994) no Hoare annotation was computed. [2020-09-04 14:54:47,481 INFO L271 CegarLoopResult]: At program point L6110(line 6110) the Hoare annotation is: true [2020-09-04 14:54:47,481 INFO L268 CegarLoopResult]: For program point L6209(line 6209) no Hoare annotation was computed. [2020-09-04 14:54:47,482 INFO L268 CegarLoopResult]: For program point L6176(lines 6176 6186) no Hoare annotation was computed. [2020-09-04 14:54:47,482 INFO L268 CegarLoopResult]: For program point L6160(lines 6160 6164) no Hoare annotation was computed. [2020-09-04 14:54:47,482 INFO L268 CegarLoopResult]: For program point L6028(line 6028) no Hoare annotation was computed. [2020-09-04 14:54:47,482 INFO L271 CegarLoopResult]: At program point L6210(line 6210) the Hoare annotation is: true [2020-09-04 14:54:47,482 INFO L268 CegarLoopResult]: For program point L6177(line 6177) no Hoare annotation was computed. [2020-09-04 14:54:47,482 INFO L268 CegarLoopResult]: For program point L6194(lines 6194 6204) no Hoare annotation was computed. [2020-09-04 14:54:47,482 INFO L264 CegarLoopResult]: At program point L6161(line 6161) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,482 INFO L268 CegarLoopResult]: For program point L6128(line 6128) no Hoare annotation was computed. [2020-09-04 14:54:47,483 INFO L268 CegarLoopResult]: For program point L6161-1(line 6161) no Hoare annotation was computed. [2020-09-04 14:54:47,483 INFO L268 CegarLoopResult]: For program point L5996-1(line 5996) no Hoare annotation was computed. [2020-09-04 14:54:47,483 INFO L271 CegarLoopResult]: At program point L6029(line 6029) the Hoare annotation is: true [2020-09-04 14:54:47,483 INFO L264 CegarLoopResult]: At program point L5996(line 5996) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0) (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,483 INFO L268 CegarLoopResult]: For program point L6178(lines 6178 6182) no Hoare annotation was computed. [2020-09-04 14:54:47,483 INFO L268 CegarLoopResult]: For program point L6046(line 6046) no Hoare annotation was computed. [2020-09-04 14:54:47,483 INFO L268 CegarLoopResult]: For program point L6195(line 6195) no Hoare annotation was computed. [2020-09-04 14:54:47,483 INFO L268 CegarLoopResult]: For program point L6129(lines 6129 6146) no Hoare annotation was computed. [2020-09-04 14:54:47,484 INFO L264 CegarLoopResult]: At program point L6179(line 6179) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,484 INFO L268 CegarLoopResult]: For program point L6179-1(line 6179) no Hoare annotation was computed. [2020-09-04 14:54:47,484 INFO L264 CegarLoopResult]: At program point L6212(lines 5991 6217) the Hoare annotation is: (or (not (= |old(~ldv_retval_3~0)| 0)) (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 (= ~ldv_mutex_udev~0 1) (= ~ldv_retval_3~0 0)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-09-04 14:54:47,484 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_11EXIT(lines 6272 6279) no Hoare annotation was computed. [2020-09-04 14:54:47,484 INFO L268 CegarLoopResult]: For program point L6275(line 6275) no Hoare annotation was computed. [2020-09-04 14:54:47,484 INFO L268 CegarLoopResult]: For program point L6275-1(line 6275) no Hoare annotation was computed. [2020-09-04 14:54:47,484 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_11ENTRY(lines 6272 6279) no Hoare annotation was computed. [2020-09-04 14:54:47,485 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_11FINAL(lines 6272 6279) no Hoare annotation was computed. [2020-09-04 14:54:47,485 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_lockFINAL(lines 6537 6553) no Hoare annotation was computed. [2020-09-04 14:54:47,485 INFO L268 CegarLoopResult]: For program point L6546(lines 6546 6551) no Hoare annotation was computed. [2020-09-04 14:54:47,485 INFO L268 CegarLoopResult]: For program point L6542(line 6542) no Hoare annotation was computed. [2020-09-04 14:54:47,485 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_lockENTRY(lines 6537 6553) no Hoare annotation was computed. [2020-09-04 14:54:47,485 INFO L268 CegarLoopResult]: For program point L6545(line 6545) no Hoare annotation was computed. [2020-09-04 14:54:47,485 INFO L268 CegarLoopResult]: For program point L6541-1(lines 6541 6544) no Hoare annotation was computed. [2020-09-04 14:54:47,485 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_lockEXIT(lines 6537 6553) no Hoare annotation was computed. [2020-09-04 14:54:47,486 INFO L268 CegarLoopResult]: For program point L6541(lines 6541 6544) no Hoare annotation was computed. [2020-09-04 14:54:47,486 INFO L268 CegarLoopResult]: For program point ldv___ldv_usb_unlock_device_13EXIT(lines 6288 6295) no Hoare annotation was computed. [2020-09-04 14:54:47,486 INFO L264 CegarLoopResult]: At program point ldv___ldv_usb_unlock_device_13ENTRY(lines 6288 6295) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,486 INFO L268 CegarLoopResult]: For program point ldv___ldv_usb_unlock_device_13FINAL(lines 6288 6295) no Hoare annotation was computed. [2020-09-04 14:54:47,486 INFO L264 CegarLoopResult]: At program point L6291(line 6291) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,486 INFO L264 CegarLoopResult]: At program point L6291-1(line 6291) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,486 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_i_mutex_of_inodeENTRY(lines 6482 6488) no Hoare annotation was computed. [2020-09-04 14:54:47,486 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_i_mutex_of_inodeFINAL(lines 6482 6488) no Hoare annotation was computed. [2020-09-04 14:54:47,487 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_i_mutex_of_inodeEXIT(lines 6482 6488) no Hoare annotation was computed. [2020-09-04 14:54:47,487 INFO L268 CegarLoopResult]: For program point L6718(lines 6718 6723) no Hoare annotation was computed. [2020-09-04 14:54:47,487 INFO L268 CegarLoopResult]: For program point L6714(line 6714) no Hoare annotation was computed. [2020-09-04 14:54:47,487 INFO L268 CegarLoopResult]: For program point L6717(line 6717) no Hoare annotation was computed. [2020-09-04 14:54:47,487 INFO L268 CegarLoopResult]: For program point L6713-1(lines 6713 6716) no Hoare annotation was computed. [2020-09-04 14:54:47,487 INFO L268 CegarLoopResult]: For program point L6713(lines 6713 6716) no Hoare annotation was computed. [2020-09-04 14:54:47,487 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_mutex_of_deviceEXIT(lines 6709 6725) no Hoare annotation was computed. [2020-09-04 14:54:47,487 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_mutex_of_deviceENTRY(lines 6709 6725) no Hoare annotation was computed. [2020-09-04 14:54:47,487 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_mutex_of_deviceFINAL(lines 6709 6725) no Hoare annotation was computed. [2020-09-04 14:54:47,488 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_7ENTRY(lines 6235 6242) no Hoare annotation was computed. [2020-09-04 14:54:47,488 INFO L268 CegarLoopResult]: For program point L6238(line 6238) no Hoare annotation was computed. [2020-09-04 14:54:47,488 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_7EXIT(lines 6235 6242) no Hoare annotation was computed. [2020-09-04 14:54:47,488 INFO L268 CegarLoopResult]: For program point L6238-1(line 6238) no Hoare annotation was computed. [2020-09-04 14:54:47,488 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_7FINAL(lines 6235 6242) no Hoare annotation was computed. [2020-09-04 14:54:47,488 INFO L268 CegarLoopResult]: For program point ldv_stopEXIT(lines 5781 5787) no Hoare annotation was computed. [2020-09-04 14:54:47,488 INFO L271 CegarLoopResult]: At program point ldv_stopENTRY(lines 5781 5787) the Hoare annotation is: true [2020-09-04 14:54:47,488 INFO L268 CegarLoopResult]: For program point L6398(line 6398) no Hoare annotation was computed. [2020-09-04 14:54:47,488 INFO L268 CegarLoopResult]: For program point L6401(line 6401) no Hoare annotation was computed. [2020-09-04 14:54:47,488 INFO L268 CegarLoopResult]: For program point L6397-1(lines 6397 6400) no Hoare annotation was computed. [2020-09-04 14:54:47,489 INFO L268 CegarLoopResult]: For program point L6397(lines 6397 6400) no Hoare annotation was computed. [2020-09-04 14:54:47,489 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_i_mutex_of_inodeFINAL(lines 6393 6409) no Hoare annotation was computed. [2020-09-04 14:54:47,489 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_i_mutex_of_inodeENTRY(lines 6393 6409) no Hoare annotation was computed. [2020-09-04 14:54:47,489 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_i_mutex_of_inodeEXIT(lines 6393 6409) no Hoare annotation was computed. [2020-09-04 14:54:47,489 INFO L268 CegarLoopResult]: For program point L6402(lines 6402 6407) no Hoare annotation was computed. [2020-09-04 14:54:47,489 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_i_mutex_of_inodeEXIT(lines 6512 6518) no Hoare annotation was computed. [2020-09-04 14:54:47,489 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_i_mutex_of_inodeFINAL(lines 6512 6518) no Hoare annotation was computed. [2020-09-04 14:54:47,489 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_i_mutex_of_inodeENTRY(lines 6512 6518) no Hoare annotation was computed. [2020-09-04 14:54:47,490 INFO L268 CegarLoopResult]: For program point dummy_postresetEXIT(lines 5924 5929) no Hoare annotation was computed. [2020-09-04 14:54:47,490 INFO L268 CegarLoopResult]: For program point dummy_postresetENTRY(lines 5924 5929) no Hoare annotation was computed. [2020-09-04 14:54:47,490 INFO L268 CegarLoopResult]: For program point dummy_postresetFINAL(lines 5924 5929) no Hoare annotation was computed. [2020-09-04 14:54:47,490 INFO L271 CegarLoopResult]: At program point ldv_initializeFINAL(lines 6976 6978) the Hoare annotation is: true [2020-09-04 14:54:47,490 INFO L268 CegarLoopResult]: For program point ldv_initializeEXIT(lines 6976 6978) no Hoare annotation was computed. [2020-09-04 14:54:47,490 INFO L264 CegarLoopResult]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_retval_3~0 0))) (.cse1 (not (= ~ldv_mutex_lock~0 1))) (.cse2 (= |#memory_int| |old(#memory_int)|)) (.cse3 (not (= ~ldv_mutex_udev~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= ~ldv_mutex_i_mutex_of_inode~0 1)))) (and (or (not (= ~ldv_state_variable_6~0 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_state_variable_0~0 1)) .cse5))) [2020-09-04 14:54:47,490 INFO L268 CegarLoopResult]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2020-09-04 14:54:47,491 INFO L268 CegarLoopResult]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2020-09-04 14:54:47,491 INFO L268 CegarLoopResult]: For program point usb_deregisterEXIT(lines 6993 6995) no Hoare annotation was computed. [2020-09-04 14:54:47,491 INFO L268 CegarLoopResult]: For program point usb_deregisterFINAL(lines 6993 6995) no Hoare annotation was computed. [2020-09-04 14:54:47,491 INFO L271 CegarLoopResult]: At program point usb_deregisterENTRY(lines 6993 6995) the Hoare annotation is: true [2020-09-04 14:54:47,491 INFO L271 CegarLoopResult]: At program point ldv_undef_int_negativeENTRY(lines 6325 6338) the Hoare annotation is: true [2020-09-04 14:54:47,491 INFO L271 CegarLoopResult]: At program point L6330(line 6330) the Hoare annotation is: true [2020-09-04 14:54:47,491 INFO L268 CegarLoopResult]: For program point L6332-1(lines 6332 6335) no Hoare annotation was computed. [2020-09-04 14:54:47,491 INFO L268 CegarLoopResult]: For program point L6332(lines 6332 6335) no Hoare annotation was computed. [2020-09-04 14:54:47,492 INFO L271 CegarLoopResult]: At program point L6333(line 6333) the Hoare annotation is: true [2020-09-04 14:54:47,492 INFO L268 CegarLoopResult]: For program point ldv_undef_int_negativeFINAL(lines 6325 6338) no Hoare annotation was computed. [2020-09-04 14:54:47,492 INFO L268 CegarLoopResult]: For program point L6330-1(line 6330) no Hoare annotation was computed. [2020-09-04 14:54:47,492 INFO L268 CegarLoopResult]: For program point ldv_undef_int_negativeEXIT(lines 6325 6338) no Hoare annotation was computed. [2020-09-04 14:54:47,492 INFO L268 CegarLoopResult]: For program point L6414(line 6414) no Hoare annotation was computed. [2020-09-04 14:54:47,492 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_i_mutex_of_inodeFINAL(lines 6410 6420) no Hoare annotation was computed. [2020-09-04 14:54:47,492 INFO L268 CegarLoopResult]: For program point L6413-1(lines 6413 6416) no Hoare annotation was computed. [2020-09-04 14:54:47,492 INFO L268 CegarLoopResult]: For program point L6413(lines 6413 6416) no Hoare annotation was computed. [2020-09-04 14:54:47,492 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_i_mutex_of_inodeENTRY(lines 6410 6420) no Hoare annotation was computed. [2020-09-04 14:54:47,493 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_i_mutex_of_inodeEXIT(lines 6410 6420) no Hoare annotation was computed. [2020-09-04 14:54:47,493 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_udevFINAL(lines 6921 6928) no Hoare annotation was computed. [2020-09-04 14:54:47,493 INFO L268 CegarLoopResult]: For program point L6925-1(line 6925) no Hoare annotation was computed. [2020-09-04 14:54:47,493 INFO L268 CegarLoopResult]: For program point L6925(line 6925) no Hoare annotation was computed. [2020-09-04 14:54:47,493 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_udevENTRY(lines 6921 6928) no Hoare annotation was computed. [2020-09-04 14:54:47,493 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_udevEXIT(lines 6921 6928) no Hoare annotation was computed. [2020-09-04 14:54:47,493 INFO L271 CegarLoopResult]: At program point usbnet_probeENTRY(lines 7008 7010) the Hoare annotation is: true [2020-09-04 14:54:47,493 INFO L268 CegarLoopResult]: For program point usbnet_probeFINAL(lines 7008 7010) no Hoare annotation was computed. [2020-09-04 14:54:47,493 INFO L268 CegarLoopResult]: For program point usbnet_probeEXIT(lines 7008 7010) no Hoare annotation was computed. [2020-09-04 14:54:47,493 INFO L268 CegarLoopResult]: For program point L6574(lines 6574 6579) no Hoare annotation was computed. [2020-09-04 14:54:47,494 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_lockEXIT(lines 6565 6581) no Hoare annotation was computed. [2020-09-04 14:54:47,494 INFO L268 CegarLoopResult]: For program point L6570(line 6570) no Hoare annotation was computed. [2020-09-04 14:54:47,494 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_lockENTRY(lines 6565 6581) no Hoare annotation was computed. [2020-09-04 14:54:47,494 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_lockFINAL(lines 6565 6581) no Hoare annotation was computed. [2020-09-04 14:54:47,494 INFO L268 CegarLoopResult]: For program point L6573(line 6573) no Hoare annotation was computed. [2020-09-04 14:54:47,494 INFO L268 CegarLoopResult]: For program point L6569-1(lines 6569 6572) no Hoare annotation was computed. [2020-09-04 14:54:47,494 INFO L268 CegarLoopResult]: For program point L6569(lines 6569 6572) no Hoare annotation was computed. [2020-09-04 14:54:47,494 INFO L268 CegarLoopResult]: For program point L6222(line 6222) no Hoare annotation was computed. [2020-09-04 14:54:47,494 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_5EXIT(lines 6219 6226) no Hoare annotation was computed. [2020-09-04 14:54:47,495 INFO L268 CegarLoopResult]: For program point L6222-1(line 6222) no Hoare annotation was computed. [2020-09-04 14:54:47,495 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_5ENTRY(lines 6219 6226) no Hoare annotation was computed. [2020-09-04 14:54:47,495 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_5FINAL(lines 6219 6226) no Hoare annotation was computed. [2020-09-04 14:54:47,495 INFO L264 CegarLoopResult]: At program point cdc_subset_driver_exitENTRY(lines 5945 5951) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (= ~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))) [2020-09-04 14:54:47,495 INFO L268 CegarLoopResult]: For program point cdc_subset_driver_exitEXIT(lines 5945 5951) no Hoare annotation was computed. [2020-09-04 14:54:47,495 INFO L268 CegarLoopResult]: For program point cdc_subset_driver_exitFINAL(lines 5945 5951) no Hoare annotation was computed. [2020-09-04 14:54:47,495 INFO L271 CegarLoopResult]: At program point usbnet_disconnectENTRY(lines 7004 7006) the Hoare annotation is: true [2020-09-04 14:54:47,495 INFO L268 CegarLoopResult]: For program point usbnet_disconnectFINAL(lines 7004 7006) no Hoare annotation was computed. [2020-09-04 14:54:47,496 INFO L268 CegarLoopResult]: For program point usbnet_disconnectEXIT(lines 7004 7006) no Hoare annotation was computed. [2020-09-04 14:54:47,496 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_udevFINAL(lines 6808 6824) no Hoare annotation was computed. [2020-09-04 14:54:47,496 INFO L268 CegarLoopResult]: For program point L6816(line 6816) no Hoare annotation was computed. [2020-09-04 14:54:47,496 INFO L268 CegarLoopResult]: For program point L6817(lines 6817 6822) no Hoare annotation was computed. [2020-09-04 14:54:47,496 INFO L268 CegarLoopResult]: For program point L6812-1(lines 6812 6815) no Hoare annotation was computed. [2020-09-04 14:54:47,496 INFO L268 CegarLoopResult]: For program point L6812(lines 6812 6815) no Hoare annotation was computed. [2020-09-04 14:54:47,496 INFO L268 CegarLoopResult]: For program point L6813(line 6813) no Hoare annotation was computed. [2020-09-04 14:54:47,496 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_udevENTRY(lines 6808 6824) no Hoare annotation was computed. [2020-09-04 14:54:47,497 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_udevEXIT(lines 6808 6824) no Hoare annotation was computed. [2020-09-04 14:54:47,497 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_lockFINAL(lines 6626 6632) no Hoare annotation was computed. [2020-09-04 14:54:47,497 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_lockENTRY(lines 6626 6632) no Hoare annotation was computed. [2020-09-04 14:54:47,497 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_lockEXIT(lines 6626 6632) no Hoare annotation was computed. [2020-09-04 14:54:47,497 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_mutex_of_deviceEXIT(lines 6770 6776) no Hoare annotation was computed. [2020-09-04 14:54:47,497 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_mutex_of_deviceENTRY(lines 6770 6776) no Hoare annotation was computed. [2020-09-04 14:54:47,497 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_mutex_of_deviceFINAL(lines 6770 6776) no Hoare annotation was computed. [2020-09-04 14:54:47,498 INFO L271 CegarLoopResult]: At program point usb_register_driverENTRY(lines 6997 6999) the Hoare annotation is: true [2020-09-04 14:54:47,498 INFO L268 CegarLoopResult]: For program point usb_register_driverFINAL(lines 6997 6999) no Hoare annotation was computed. [2020-09-04 14:54:47,498 INFO L268 CegarLoopResult]: For program point usb_register_driverEXIT(lines 6997 6999) no Hoare annotation was computed. [2020-09-04 14:54:47,498 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_mutex_of_deviceEXIT(lines 6785 6799) no Hoare annotation was computed. [2020-09-04 14:54:47,498 INFO L268 CegarLoopResult]: For program point L6795-1(line 6795) no Hoare annotation was computed. [2020-09-04 14:54:47,498 INFO L268 CegarLoopResult]: For program point L6795(line 6795) no Hoare annotation was computed. [2020-09-04 14:54:47,498 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_mutex_of_deviceENTRY(lines 6785 6799) no Hoare annotation was computed. [2020-09-04 14:54:47,498 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_mutex_of_deviceFINAL(lines 6785 6799) no Hoare annotation was computed. [2020-09-04 14:54:47,499 INFO L268 CegarLoopResult]: For program point L6790(line 6790) no Hoare annotation was computed. [2020-09-04 14:54:47,499 INFO L268 CegarLoopResult]: For program point L6791(lines 6791 6797) no Hoare annotation was computed. [2020-09-04 14:54:47,499 INFO L268 CegarLoopResult]: For program point L6792-1(line 6792) no Hoare annotation was computed. [2020-09-04 14:54:47,499 INFO L268 CegarLoopResult]: For program point L6792(line 6792) no Hoare annotation was computed. [2020-09-04 14:54:47,499 INFO L268 CegarLoopResult]: For program point L6790-1(line 6790) no Hoare annotation was computed. [2020-09-04 14:54:47,499 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_mutex_of_deviceEXIT(lines 6777 6784) no Hoare annotation was computed. [2020-09-04 14:54:47,499 INFO L268 CegarLoopResult]: For program point L6781-1(line 6781) no Hoare annotation was computed. [2020-09-04 14:54:47,499 INFO L268 CegarLoopResult]: For program point L6781(line 6781) no Hoare annotation was computed. [2020-09-04 14:54:47,499 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_mutex_of_deviceENTRY(lines 6777 6784) no Hoare annotation was computed. [2020-09-04 14:54:47,500 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_mutex_of_deviceFINAL(lines 6777 6784) no Hoare annotation was computed. [2020-09-04 14:54:47,500 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_12FINAL(lines 6280 6287) no Hoare annotation was computed. [2020-09-04 14:54:47,500 INFO L268 CegarLoopResult]: For program point L6284-1(line 6284) no Hoare annotation was computed. [2020-09-04 14:54:47,500 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_12EXIT(lines 6280 6287) no Hoare annotation was computed. [2020-09-04 14:54:47,500 INFO L264 CegarLoopResult]: At program point L6284(line 6284) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_retval_3~0 0)) (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)) [2020-09-04 14:54:47,500 INFO L264 CegarLoopResult]: At program point ldv_usb_lock_device_for_reset_12ENTRY(lines 6280 6287) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_retval_3~0 0)) (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)) [2020-09-04 14:54:47,500 INFO L268 CegarLoopResult]: For program point ldv_is_errEXIT(lines 6339 6344) no Hoare annotation was computed. [2020-09-04 14:54:47,500 INFO L268 CegarLoopResult]: For program point ldv_is_errENTRY(lines 6339 6344) no Hoare annotation was computed. [2020-09-04 14:54:47,500 INFO L268 CegarLoopResult]: For program point ldv_is_errFINAL(lines 6339 6344) no Hoare annotation was computed. [2020-09-04 14:54:47,501 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_8ENTRY(lines 6243 6255) no Hoare annotation was computed. [2020-09-04 14:54:47,501 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_8EXIT(lines 6243 6255) no Hoare annotation was computed. [2020-09-04 14:54:47,501 INFO L268 CegarLoopResult]: For program point L6251(line 6251) no Hoare annotation was computed. [2020-09-04 14:54:47,501 INFO L268 CegarLoopResult]: For program point L6251-1(line 6251) no Hoare annotation was computed. [2020-09-04 14:54:47,501 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_8FINAL(lines 6243 6255) no Hoare annotation was computed. [2020-09-04 14:54:47,501 INFO L268 CegarLoopResult]: For program point L6249(line 6249) no Hoare annotation was computed. [2020-09-04 14:54:47,501 INFO L268 CegarLoopResult]: For program point L6249-1(line 6249) no Hoare annotation was computed. [2020-09-04 14:54:47,501 INFO L268 CegarLoopResult]: For program point usbnet_suspendFINAL(lines 7016 7018) no Hoare annotation was computed. [2020-09-04 14:54:47,501 INFO L271 CegarLoopResult]: At program point usbnet_suspendENTRY(lines 7016 7018) the Hoare annotation is: true [2020-09-04 14:54:47,502 INFO L268 CegarLoopResult]: For program point usbnet_suspendEXIT(lines 7016 7018) no Hoare annotation was computed. [2020-09-04 14:54:47,502 INFO L268 CegarLoopResult]: For program point cdc_subset_driver_initEXIT(lines 5937 5944) no Hoare annotation was computed. [2020-09-04 14:54:47,502 INFO L264 CegarLoopResult]: At program point cdc_subset_driver_initENTRY(lines 5937 5944) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,502 INFO L268 CegarLoopResult]: For program point cdc_subset_driver_initFINAL(lines 5937 5944) no Hoare annotation was computed. [2020-09-04 14:54:47,502 INFO L264 CegarLoopResult]: At program point L5941(line 5941) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,502 INFO L268 CegarLoopResult]: For program point L5941-1(line 5941) no Hoare annotation was computed. [2020-09-04 14:54:47,502 INFO L268 CegarLoopResult]: For program point ldv_mallocENTRY(lines 5712 5728) no Hoare annotation was computed. [2020-09-04 14:54:47,502 INFO L268 CegarLoopResult]: For program point L5724-1(line 5724) no Hoare annotation was computed. [2020-09-04 14:54:47,503 INFO L268 CegarLoopResult]: For program point L5724(line 5724) no Hoare annotation was computed. [2020-09-04 14:54:47,503 INFO L268 CegarLoopResult]: For program point L5719(lines 5719 5726) no Hoare annotation was computed. [2020-09-04 14:54:47,503 INFO L268 CegarLoopResult]: For program point ldv_mallocFINAL(lines 5712 5728) no Hoare annotation was computed. [2020-09-04 14:54:47,503 INFO L268 CegarLoopResult]: For program point ldv_mallocEXIT(lines 5712 5728) no Hoare annotation was computed. [2020-09-04 14:54:47,503 INFO L268 CegarLoopResult]: For program point L6558(line 6558) no Hoare annotation was computed. [2020-09-04 14:54:47,503 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_lockFINAL(lines 6554 6564) no Hoare annotation was computed. [2020-09-04 14:54:47,503 INFO L268 CegarLoopResult]: For program point L6557-1(lines 6557 6560) no Hoare annotation was computed. [2020-09-04 14:54:47,504 INFO L268 CegarLoopResult]: For program point L6557(lines 6557 6560) no Hoare annotation was computed. [2020-09-04 14:54:47,504 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_lockENTRY(lines 6554 6564) no Hoare annotation was computed. [2020-09-04 14:54:47,504 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_lockEXIT(lines 6554 6564) no Hoare annotation was computed. [2020-09-04 14:54:47,504 INFO L268 CegarLoopResult]: For program point L6430(lines 6430 6435) no Hoare annotation was computed. [2020-09-04 14:54:47,504 INFO L268 CegarLoopResult]: For program point L6426(line 6426) no Hoare annotation was computed. [2020-09-04 14:54:47,504 INFO L268 CegarLoopResult]: For program point L6429(line 6429) no Hoare annotation was computed. [2020-09-04 14:54:47,504 INFO L268 CegarLoopResult]: For program point L6425-1(lines 6425 6428) no Hoare annotation was computed. [2020-09-04 14:54:47,504 INFO L268 CegarLoopResult]: For program point L6425(lines 6425 6428) no Hoare annotation was computed. [2020-09-04 14:54:47,504 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_i_mutex_of_inodeEXIT(lines 6421 6437) no Hoare annotation was computed. [2020-09-04 14:54:47,505 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_i_mutex_of_inodeENTRY(lines 6421 6437) no Hoare annotation was computed. [2020-09-04 14:54:47,505 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_i_mutex_of_inodeFINAL(lines 6421 6437) no Hoare annotation was computed. [2020-09-04 14:54:47,505 INFO L268 CegarLoopResult]: For program point L6878(line 6878) no Hoare annotation was computed. [2020-09-04 14:54:47,505 INFO L268 CegarLoopResult]: For program point L6879(lines 6879 6883) no Hoare annotation was computed. [2020-09-04 14:54:47,505 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_udevEXIT(lines 6870 6886) no Hoare annotation was computed. [2020-09-04 14:54:47,505 INFO L268 CegarLoopResult]: For program point L6874(lines 6874 6877) no Hoare annotation was computed. [2020-09-04 14:54:47,505 INFO L268 CegarLoopResult]: For program point L6875(line 6875) no Hoare annotation was computed. [2020-09-04 14:54:47,505 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_udevENTRY(lines 6870 6886) no Hoare annotation was computed. [2020-09-04 14:54:47,505 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_udevFINAL(lines 6870 6886) no Hoare annotation was computed. [2020-09-04 14:54:47,506 INFO L268 CegarLoopResult]: For program point L6874-1(lines 6874 6877) no Hoare annotation was computed. [2020-09-04 14:54:47,506 INFO L264 CegarLoopResult]: At program point L5963(line 5963) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,506 INFO L268 CegarLoopResult]: For program point L5963-1(line 5963) no Hoare annotation was computed. [2020-09-04 14:54:47,506 INFO L268 CegarLoopResult]: For program point ldv_usb_driver_1EXIT(lines 5959 5967) no Hoare annotation was computed. [2020-09-04 14:54:47,506 INFO L264 CegarLoopResult]: At program point ldv_usb_driver_1ENTRY(lines 5959 5967) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,506 INFO L268 CegarLoopResult]: For program point ldv_usb_driver_1FINAL(lines 5959 5967) no Hoare annotation was computed. [2020-09-04 14:54:47,506 INFO L268 CegarLoopResult]: For program point L5840-1(line 5840) no Hoare annotation was computed. [2020-09-04 14:54:47,507 INFO L268 CegarLoopResult]: For program point L5841(lines 5841 5844) no Hoare annotation was computed. [2020-09-04 14:54:47,507 INFO L264 CegarLoopResult]: At program point L5840(line 5840) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_retval_3~0 0)) (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)) [2020-09-04 14:54:47,507 INFO L264 CegarLoopResult]: At program point m5632_recoverENTRY(lines 5832 5849) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_retval_3~0 0)) (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)) [2020-09-04 14:54:47,507 INFO L268 CegarLoopResult]: For program point m5632_recoverFINAL(lines 5832 5849) no Hoare annotation was computed. [2020-09-04 14:54:47,507 INFO L264 CegarLoopResult]: At program point L5846(line 5846) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_retval_3~0 0)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (and (= m5632_recover_~r~0 0) (= 2 ~ldv_mutex_udev~0))) [2020-09-04 14:54:47,507 INFO L268 CegarLoopResult]: For program point m5632_recoverEXIT(lines 5832 5849) no Hoare annotation was computed. [2020-09-04 14:54:47,508 INFO L264 CegarLoopResult]: At program point L5845(line 5845) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_retval_3~0 0)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (and (= m5632_recover_~r~0 0) (= 2 ~ldv_mutex_udev~0))) [2020-09-04 14:54:47,508 INFO L268 CegarLoopResult]: For program point L5845-1(line 5845) no Hoare annotation was computed. [2020-09-04 14:54:47,508 INFO L268 CegarLoopResult]: For program point ldv_ptr_errENTRY(lines 6351 6356) no Hoare annotation was computed. [2020-09-04 14:54:47,508 INFO L268 CegarLoopResult]: For program point ldv_ptr_errFINAL(lines 6351 6356) no Hoare annotation was computed. [2020-09-04 14:54:47,508 INFO L268 CegarLoopResult]: For program point ldv_ptr_errEXIT(lines 6351 6356) no Hoare annotation was computed. [2020-09-04 14:54:47,508 INFO L268 CegarLoopResult]: For program point __ldv_usb_unlock_deviceFINAL(lines 6973 6975) no Hoare annotation was computed. [2020-09-04 14:54:47,508 INFO L271 CegarLoopResult]: At program point __ldv_usb_unlock_deviceENTRY(lines 6973 6975) the Hoare annotation is: true [2020-09-04 14:54:47,508 INFO L268 CegarLoopResult]: For program point __ldv_usb_unlock_deviceEXIT(lines 6973 6975) no Hoare annotation was computed. [2020-09-04 14:54:47,509 INFO L268 CegarLoopResult]: For program point L6603(lines 6603 6612) no Hoare annotation was computed. [2020-09-04 14:54:47,509 INFO L268 CegarLoopResult]: For program point L6604-1(line 6604) no Hoare annotation was computed. [2020-09-04 14:54:47,509 INFO L268 CegarLoopResult]: For program point L6604(line 6604) no Hoare annotation was computed. [2020-09-04 14:54:47,509 INFO L268 CegarLoopResult]: For program point L6605(lines 6605 6609) no Hoare annotation was computed. [2020-09-04 14:54:47,509 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_lockEXIT(lines 6599 6614) no Hoare annotation was computed. [2020-09-04 14:54:47,509 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_lockENTRY(lines 6599 6614) no Hoare annotation was computed. [2020-09-04 14:54:47,509 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_lockFINAL(lines 6599 6614) no Hoare annotation was computed. [2020-09-04 14:54:47,509 INFO L268 CegarLoopResult]: For program point dummy_preresetENTRY(lines 5918 5923) no Hoare annotation was computed. [2020-09-04 14:54:47,510 INFO L268 CegarLoopResult]: For program point dummy_preresetFINAL(lines 5918 5923) no Hoare annotation was computed. [2020-09-04 14:54:47,510 INFO L268 CegarLoopResult]: For program point dummy_preresetEXIT(lines 5918 5923) no Hoare annotation was computed. [2020-09-04 14:54:47,510 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_udevEXIT(lines 6929 6943) no Hoare annotation was computed. [2020-09-04 14:54:47,510 INFO L268 CegarLoopResult]: For program point L6939-1(line 6939) no Hoare annotation was computed. [2020-09-04 14:54:47,510 INFO L264 CegarLoopResult]: At program point L6939(line 6939) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_retval_3~0 0)) (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)) [2020-09-04 14:54:47,510 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_udevFINAL(lines 6929 6943) no Hoare annotation was computed. [2020-09-04 14:54:47,510 INFO L264 CegarLoopResult]: At program point ldv_usb_lock_device_for_reset_udevENTRY(lines 6929 6943) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_retval_3~0 0)) (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)) [2020-09-04 14:54:47,511 INFO L264 CegarLoopResult]: At program point L6934(line 6934) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_retval_3~0 0)) (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)) [2020-09-04 14:54:47,511 INFO L268 CegarLoopResult]: For program point L6935(lines 6935 6941) no Hoare annotation was computed. [2020-09-04 14:54:47,511 INFO L268 CegarLoopResult]: For program point L6936-1(line 6936) no Hoare annotation was computed. [2020-09-04 14:54:47,511 INFO L264 CegarLoopResult]: At program point L6936(line 6936) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_retval_3~0 0)) (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)) [2020-09-04 14:54:47,511 INFO L268 CegarLoopResult]: For program point L6934-1(line 6934) no Hoare annotation was computed. [2020-09-04 14:54:47,511 INFO L268 CegarLoopResult]: For program point ldv_reset_resume_1FINAL(lines 6980 6982) no Hoare annotation was computed. [2020-09-04 14:54:47,511 INFO L268 CegarLoopResult]: For program point ldv_reset_resume_1EXIT(lines 6980 6982) no Hoare annotation was computed. [2020-09-04 14:54:47,511 INFO L271 CegarLoopResult]: At program point ldv_reset_resume_1ENTRY(lines 6980 6982) the Hoare annotation is: true [2020-09-04 14:54:47,512 INFO L268 CegarLoopResult]: For program point L6366(lines 6366 6370) no Hoare annotation was computed. [2020-09-04 14:54:47,512 INFO L268 CegarLoopResult]: For program point L6362(lines 6362 6371) no Hoare annotation was computed. [2020-09-04 14:54:47,512 INFO L268 CegarLoopResult]: For program point L6365-1(line 6365) no Hoare annotation was computed. [2020-09-04 14:54:47,512 INFO L268 CegarLoopResult]: For program point L6366-2(lines 6362 6371) no Hoare annotation was computed. [2020-09-04 14:54:47,512 INFO L268 CegarLoopResult]: For program point L6365(line 6365) no Hoare annotation was computed. [2020-09-04 14:54:47,512 INFO L268 CegarLoopResult]: For program point ldv_is_err_or_nullENTRY(lines 6357 6374) no Hoare annotation was computed. [2020-09-04 14:54:47,512 INFO L268 CegarLoopResult]: For program point ldv_is_err_or_nullEXIT(lines 6357 6374) no Hoare annotation was computed. [2020-09-04 14:54:47,512 INFO L268 CegarLoopResult]: For program point ldv_is_err_or_nullFINAL(lines 6357 6374) no Hoare annotation was computed. [2020-09-04 14:54:47,512 INFO L268 CegarLoopResult]: For program point kfreeEXIT(lines 7020 7022) no Hoare annotation was computed. [2020-09-04 14:54:47,512 INFO L268 CegarLoopResult]: For program point kfreeENTRY(lines 7020 7022) no Hoare annotation was computed. [2020-09-04 14:54:47,513 INFO L268 CegarLoopResult]: For program point kfreeFINAL(lines 7020 7022) no Hoare annotation was computed. [2020-09-04 14:54:47,513 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_6ENTRY(lines 6227 6234) no Hoare annotation was computed. [2020-09-04 14:54:47,513 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_6EXIT(lines 6227 6234) no Hoare annotation was computed. [2020-09-04 14:54:47,513 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_6FINAL(lines 6227 6234) no Hoare annotation was computed. [2020-09-04 14:54:47,513 INFO L268 CegarLoopResult]: For program point L6230(line 6230) no Hoare annotation was computed. [2020-09-04 14:54:47,513 INFO L268 CegarLoopResult]: For program point L6230-1(line 6230) no Hoare annotation was computed. [2020-09-04 14:54:47,513 INFO L268 CegarLoopResult]: For program point ldv_err_ptrEXIT(lines 6345 6350) no Hoare annotation was computed. [2020-09-04 14:54:47,513 INFO L268 CegarLoopResult]: For program point ldv_err_ptrENTRY(lines 6345 6350) no Hoare annotation was computed. [2020-09-04 14:54:47,513 INFO L268 CegarLoopResult]: For program point ldv_err_ptrFINAL(lines 6345 6350) no Hoare annotation was computed. [2020-09-04 14:54:47,514 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_udevEXIT(lines 6853 6869) no Hoare annotation was computed. [2020-09-04 14:54:47,514 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_udevENTRY(lines 6853 6869) no Hoare annotation was computed. [2020-09-04 14:54:47,514 INFO L268 CegarLoopResult]: For program point L6862(lines 6862 6867) no Hoare annotation was computed. [2020-09-04 14:54:47,514 INFO L268 CegarLoopResult]: For program point L6858(line 6858) no Hoare annotation was computed. [2020-09-04 14:54:47,514 INFO L268 CegarLoopResult]: For program point L6861(line 6861) no Hoare annotation was computed. [2020-09-04 14:54:47,514 INFO L268 CegarLoopResult]: For program point L6857-1(lines 6857 6860) no Hoare annotation was computed. [2020-09-04 14:54:47,514 INFO L268 CegarLoopResult]: For program point L6857(lines 6857 6860) no Hoare annotation was computed. [2020-09-04 14:54:47,514 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_udevFINAL(lines 6853 6869) no Hoare annotation was computed. [2020-09-04 14:54:47,514 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_9ENTRY(lines 6256 6263) no Hoare annotation was computed. [2020-09-04 14:54:47,515 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_9EXIT(lines 6256 6263) no Hoare annotation was computed. [2020-09-04 14:54:47,515 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_9FINAL(lines 6256 6263) no Hoare annotation was computed. [2020-09-04 14:54:47,515 INFO L268 CegarLoopResult]: For program point L6259(line 6259) no Hoare annotation was computed. [2020-09-04 14:54:47,515 INFO L268 CegarLoopResult]: For program point L6259-1(line 6259) no Hoare annotation was computed. [2020-09-04 14:54:47,515 INFO L268 CegarLoopResult]: For program point mutex_trylockENTRY(lines 6987 6989) no Hoare annotation was computed. [2020-09-04 14:54:47,515 INFO L268 CegarLoopResult]: For program point mutex_trylockEXIT(lines 6987 6989) no Hoare annotation was computed. [2020-09-04 14:54:47,515 INFO L268 CegarLoopResult]: For program point mutex_trylockFINAL(lines 6987 6989) no Hoare annotation was computed. [2020-09-04 14:54:47,515 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_lockENTRY(lines 6615 6625) no Hoare annotation was computed. [2020-09-04 14:54:47,516 INFO L268 CegarLoopResult]: For program point L6618(lines 6618 6621) no Hoare annotation was computed. [2020-09-04 14:54:47,516 INFO L268 CegarLoopResult]: For program point L6619(line 6619) no Hoare annotation was computed. [2020-09-04 14:54:47,516 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_lockEXIT(lines 6615 6625) no Hoare annotation was computed. [2020-09-04 14:54:47,516 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_lockFINAL(lines 6615 6625) no Hoare annotation was computed. [2020-09-04 14:54:47,516 INFO L268 CegarLoopResult]: For program point L6618-1(lines 6618 6621) no Hoare annotation was computed. [2020-09-04 14:54:47,516 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_udevFINAL(lines 6914 6920) no Hoare annotation was computed. [2020-09-04 14:54:47,516 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_udevEXIT(lines 6914 6920) no Hoare annotation was computed. [2020-09-04 14:54:47,516 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_udevENTRY(lines 6914 6920) no Hoare annotation was computed. [2020-09-04 14:54:47,516 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_mutex_of_deviceFINAL(lines 6800 6806) no Hoare annotation was computed. [2020-09-04 14:54:47,517 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_mutex_of_deviceENTRY(lines 6800 6806) no Hoare annotation was computed. [2020-09-04 14:54:47,517 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_mutex_of_deviceEXIT(lines 6800 6806) no Hoare annotation was computed. [2020-09-04 14:54:47,517 INFO L268 CegarLoopResult]: For program point L6267(line 6267) no Hoare annotation was computed. [2020-09-04 14:54:47,517 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_10ENTRY(lines 6264 6271) no Hoare annotation was computed. [2020-09-04 14:54:47,517 INFO L268 CegarLoopResult]: For program point L6267-1(line 6267) no Hoare annotation was computed. [2020-09-04 14:54:47,517 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_10FINAL(lines 6264 6271) no Hoare annotation was computed. [2020-09-04 14:54:47,517 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_10EXIT(lines 6264 6271) no Hoare annotation was computed. [2020-09-04 14:54:47,517 INFO L264 CegarLoopResult]: At program point ldv_usb_unlock_device_udevENTRY(lines 6944 6950) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,517 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_udevFINAL(lines 6944 6950) no Hoare annotation was computed. [2020-09-04 14:54:47,517 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_udevEXIT(lines 6944 6950) no Hoare annotation was computed. [2020-09-04 14:54:47,518 INFO L268 CegarLoopResult]: For program point mutex_unlockENTRY(lines 6990 6992) no Hoare annotation was computed. [2020-09-04 14:54:47,518 INFO L268 CegarLoopResult]: For program point mutex_unlockEXIT(lines 6990 6992) no Hoare annotation was computed. [2020-09-04 14:54:47,518 INFO L268 CegarLoopResult]: For program point mutex_unlockFINAL(lines 6990 6992) no Hoare annotation was computed. [2020-09-04 14:54:47,518 INFO L268 CegarLoopResult]: For program point L6686(line 6686) no Hoare annotation was computed. [2020-09-04 14:54:47,518 INFO L268 CegarLoopResult]: For program point L6689(line 6689) no Hoare annotation was computed. [2020-09-04 14:54:47,518 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_mutex_of_deviceENTRY(lines 6681 6697) no Hoare annotation was computed. [2020-09-04 14:54:47,518 INFO L268 CegarLoopResult]: For program point L6685-1(lines 6685 6688) no Hoare annotation was computed. [2020-09-04 14:54:47,518 INFO L268 CegarLoopResult]: For program point L6685(lines 6685 6688) no Hoare annotation was computed. [2020-09-04 14:54:47,518 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_mutex_of_deviceEXIT(lines 6681 6697) no Hoare annotation was computed. [2020-09-04 14:54:47,519 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_mutex_of_deviceFINAL(lines 6681 6697) no Hoare annotation was computed. [2020-09-04 14:54:47,519 INFO L268 CegarLoopResult]: For program point L6690(lines 6690 6695) no Hoare annotation was computed. [2020-09-04 14:54:47,519 INFO L268 CegarLoopResult]: For program point ldv_errorFINAL(lines 6318 6324) no Hoare annotation was computed. [2020-09-04 14:54:47,519 INFO L271 CegarLoopResult]: At program point ldv_errorENTRY(lines 6318 6324) the Hoare annotation is: true [2020-09-04 14:54:47,519 INFO L268 CegarLoopResult]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6322) no Hoare annotation was computed. [2020-09-04 14:54:47,519 INFO L268 CegarLoopResult]: For program point ldv_errorEXIT(lines 6318 6324) no Hoare annotation was computed. [2020-09-04 14:54:47,519 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_udevENTRY(lines 6887 6902) no Hoare annotation was computed. [2020-09-04 14:54:47,519 INFO L268 CegarLoopResult]: For program point L6891(lines 6891 6900) no Hoare annotation was computed. [2020-09-04 14:54:47,520 INFO L268 CegarLoopResult]: For program point L6892-1(line 6892) no Hoare annotation was computed. [2020-09-04 14:54:47,520 INFO L268 CegarLoopResult]: For program point L6892(line 6892) no Hoare annotation was computed. [2020-09-04 14:54:47,520 INFO L268 CegarLoopResult]: For program point L6893(lines 6893 6897) no Hoare annotation was computed. [2020-09-04 14:54:47,520 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_udevFINAL(lines 6887 6902) no Hoare annotation was computed. [2020-09-04 14:54:47,520 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_udevEXIT(lines 6887 6902) no Hoare annotation was computed. [2020-09-04 14:54:47,520 INFO L271 CegarLoopResult]: At program point usb_reset_deviceENTRY(lines 7001 7003) the Hoare annotation is: true [2020-09-04 14:54:47,520 INFO L268 CegarLoopResult]: For program point usb_reset_deviceFINAL(lines 7001 7003) no Hoare annotation was computed. [2020-09-04 14:54:47,520 INFO L268 CegarLoopResult]: For program point usb_reset_deviceEXIT(lines 7001 7003) no Hoare annotation was computed. [2020-09-04 14:54:47,520 INFO L268 CegarLoopResult]: For program point ldv_undef_ulongENTRY(lines 5773 5780) no Hoare annotation was computed. [2020-09-04 14:54:47,521 INFO L268 CegarLoopResult]: For program point ldv_undef_ulongEXIT(lines 5773 5780) no Hoare annotation was computed. [2020-09-04 14:54:47,521 INFO L268 CegarLoopResult]: For program point ldv_undef_ulongFINAL(lines 5773 5780) no Hoare annotation was computed. [2020-09-04 14:54:47,521 INFO L271 CegarLoopResult]: At program point always_connectedENTRY(lines 5826 5831) the Hoare annotation is: true [2020-09-04 14:54:47,521 INFO L268 CegarLoopResult]: For program point always_connectedFINAL(lines 5826 5831) no Hoare annotation was computed. [2020-09-04 14:54:47,521 INFO L268 CegarLoopResult]: For program point always_connectedEXIT(lines 5826 5831) no Hoare annotation was computed. [2020-09-04 14:54:47,521 INFO L268 CegarLoopResult]: For program point ldv_usb_deregister_15FINAL(lines 6310 6317) no Hoare annotation was computed. [2020-09-04 14:54:47,521 INFO L268 CegarLoopResult]: For program point ldv_usb_deregister_15EXIT(lines 6310 6317) no Hoare annotation was computed. [2020-09-04 14:54:47,521 INFO L268 CegarLoopResult]: For program point L6313-1(line 6313) no Hoare annotation was computed. [2020-09-04 14:54:47,522 INFO L264 CegarLoopResult]: At program point ldv_usb_deregister_15ENTRY(lines 6310 6317) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (= ~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))) [2020-09-04 14:54:47,522 INFO L264 CegarLoopResult]: At program point L6313(line 6313) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (= ~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))) [2020-09-04 14:54:47,522 INFO L268 CegarLoopResult]: For program point L6762(lines 6762 6765) no Hoare annotation was computed. [2020-09-04 14:54:47,522 INFO L268 CegarLoopResult]: For program point L6763(line 6763) no Hoare annotation was computed. [2020-09-04 14:54:47,522 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_mutex_of_deviceEXIT(lines 6759 6769) no Hoare annotation was computed. [2020-09-04 14:54:47,522 INFO L268 CegarLoopResult]: For program point L6762-1(lines 6762 6765) no Hoare annotation was computed. [2020-09-04 14:54:47,522 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_mutex_of_deviceENTRY(lines 6759 6769) no Hoare annotation was computed. [2020-09-04 14:54:47,522 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_mutex_of_deviceFINAL(lines 6759 6769) no Hoare annotation was computed. [2020-09-04 14:54:47,523 INFO L264 CegarLoopResult]: At program point L6302(line 6302) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,523 INFO L268 CegarLoopResult]: For program point ldv_usb_register_driver_14FINAL(lines 6296 6309) no Hoare annotation was computed. [2020-09-04 14:54:47,523 INFO L268 CegarLoopResult]: For program point L6306-1(line 6306) no Hoare annotation was computed. [2020-09-04 14:54:47,523 INFO L268 CegarLoopResult]: For program point ldv_usb_register_driver_14EXIT(lines 6296 6309) no Hoare annotation was computed. [2020-09-04 14:54:47,523 INFO L268 CegarLoopResult]: For program point L6302-1(line 6302) no Hoare annotation was computed. [2020-09-04 14:54:47,523 INFO L264 CegarLoopResult]: At program point ldv_usb_register_driver_14ENTRY(lines 6296 6309) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,523 INFO L264 CegarLoopResult]: At program point L6306(line 6306) the Hoare annotation is: (or (not (= ~ldv_retval_3~0 0)) (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))) [2020-09-04 14:54:47,523 INFO L268 CegarLoopResult]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2020-09-04 14:54:47,524 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-09-04 14:54:47,524 INFO L264 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_retval_3~0 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))) [2020-09-04 14:54:47,524 INFO L268 CegarLoopResult]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2020-09-04 14:54:47,524 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_lockENTRY(lines 6641 6655) no Hoare annotation was computed. [2020-09-04 14:54:47,524 INFO L268 CegarLoopResult]: For program point L6651-1(line 6651) no Hoare annotation was computed. [2020-09-04 14:54:47,524 INFO L268 CegarLoopResult]: For program point L6651(line 6651) no Hoare annotation was computed. [2020-09-04 14:54:47,524 INFO L268 CegarLoopResult]: For program point L6646(line 6646) no Hoare annotation was computed. [2020-09-04 14:54:47,524 INFO L268 CegarLoopResult]: For program point L6647(lines 6647 6653) no Hoare annotation was computed. [2020-09-04 14:54:47,524 INFO L268 CegarLoopResult]: For program point L6648-1(line 6648) no Hoare annotation was computed. [2020-09-04 14:54:47,525 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_lockFINAL(lines 6641 6655) no Hoare annotation was computed. [2020-09-04 14:54:47,525 INFO L268 CegarLoopResult]: For program point L6648(line 6648) no Hoare annotation was computed. [2020-09-04 14:54:47,525 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_lockEXIT(lines 6641 6655) no Hoare annotation was computed. [2020-09-04 14:54:47,525 INFO L268 CegarLoopResult]: For program point L6646-1(line 6646) no Hoare annotation was computed. [2020-09-04 14:54:47,525 INFO L268 CegarLoopResult]: For program point L6834(lines 6834 6839) no Hoare annotation was computed. [2020-09-04 14:54:47,525 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_udevFINAL(lines 6825 6841) no Hoare annotation was computed. [2020-09-04 14:54:47,525 INFO L268 CegarLoopResult]: For program point L6830(line 6830) no Hoare annotation was computed. [2020-09-04 14:54:47,525 INFO L268 CegarLoopResult]: For program point L6833(line 6833) no Hoare annotation was computed. [2020-09-04 14:54:47,525 INFO L268 CegarLoopResult]: For program point L6829-1(lines 6829 6832) no Hoare annotation was computed. [2020-09-04 14:54:47,526 INFO L268 CegarLoopResult]: For program point L6829(lines 6829 6832) no Hoare annotation was computed. [2020-09-04 14:54:47,526 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_udevEXIT(lines 6825 6841) no Hoare annotation was computed. [2020-09-04 14:54:47,526 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_udevENTRY(lines 6825 6841) no Hoare annotation was computed. [2020-09-04 14:54:47,526 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_i_mutex_of_inodeEXIT(lines 6489 6496) no Hoare annotation was computed. [2020-09-04 14:54:47,526 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_i_mutex_of_inodeENTRY(lines 6489 6496) no Hoare annotation was computed. [2020-09-04 14:54:47,526 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_i_mutex_of_inodeFINAL(lines 6489 6496) no Hoare annotation was computed. [2020-09-04 14:54:47,526 INFO L268 CegarLoopResult]: For program point L6493-1(line 6493) no Hoare annotation was computed. [2020-09-04 14:54:47,526 INFO L268 CegarLoopResult]: For program point L6493(line 6493) no Hoare annotation was computed. [2020-09-04 14:54:47,526 INFO L268 CegarLoopResult]: For program point L5710(line 5710) no Hoare annotation was computed. [2020-09-04 14:54:47,527 INFO L271 CegarLoopResult]: At program point assume_abort_if_notENTRY(lines 5709 5711) the Hoare annotation is: true [2020-09-04 14:54:47,527 INFO L268 CegarLoopResult]: For program point L5710-2(lines 5709 5711) no Hoare annotation was computed. [2020-09-04 14:54:47,527 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 5709 5711) no Hoare annotation was computed. [2020-09-04 14:54:47,527 INFO L268 CegarLoopResult]: For program point ldv_init_zallocFINAL(lines 5746 5756) no Hoare annotation was computed. [2020-09-04 14:54:47,527 INFO L268 CegarLoopResult]: For program point ldv_init_zallocEXIT(lines 5746 5756) no Hoare annotation was computed. [2020-09-04 14:54:47,527 INFO L264 CegarLoopResult]: At program point L5751(line 5751) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_retval_3~0 0))) (.cse1 (not (= ~ldv_mutex_lock~0 1))) (.cse2 (= |#memory_int| |old(#memory_int)|)) (.cse3 (not (= ~ldv_mutex_udev~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= ~ldv_mutex_i_mutex_of_inode~0 1)))) (and (or (not (= ~ldv_state_variable_6~0 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_state_variable_0~0 1)) .cse5))) [2020-09-04 14:54:47,527 INFO L268 CegarLoopResult]: For program point L5751-1(line 5751) no Hoare annotation was computed. [2020-09-04 14:54:47,528 INFO L264 CegarLoopResult]: At program point ldv_init_zallocENTRY(lines 5746 5756) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_retval_3~0 0))) (.cse1 (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) (.cse2 (not (= ~ldv_mutex_lock~0 1))) (.cse3 (not (= ~ldv_mutex_udev~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= ~ldv_mutex_i_mutex_of_inode~0 1)))) (and (or (not (= ~ldv_state_variable_6~0 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_state_variable_0~0 1)) .cse5))) [2020-09-04 14:54:47,528 INFO L271 CegarLoopResult]: At program point L5753(line 5753) the Hoare annotation is: true [2020-09-04 14:54:47,528 INFO L268 CegarLoopResult]: For program point L5753-1(line 5753) no Hoare annotation was computed. [2020-09-04 14:54:47,528 INFO L268 CegarLoopResult]: For program point L6590(line 6590) no Hoare annotation was computed. [2020-09-04 14:54:47,528 INFO L268 CegarLoopResult]: For program point L6591(lines 6591 6595) no Hoare annotation was computed. [2020-09-04 14:54:47,528 INFO L268 CegarLoopResult]: For program point L6586(lines 6586 6589) no Hoare annotation was computed. [2020-09-04 14:54:47,528 INFO L268 CegarLoopResult]: For program point L6587(line 6587) no Hoare annotation was computed. [2020-09-04 14:54:47,528 INFO L268 CegarLoopResult]: For program point L6586-1(lines 6586 6589) no Hoare annotation was computed. [2020-09-04 14:54:47,528 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_lockFINAL(lines 6582 6598) no Hoare annotation was computed. [2020-09-04 14:54:47,528 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_lockENTRY(lines 6582 6598) no Hoare annotation was computed. [2020-09-04 14:54:47,529 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_lockEXIT(lines 6582 6598) no Hoare annotation was computed. [2020-09-04 14:54:47,529 INFO L268 CegarLoopResult]: For program point L6507-1(line 6507) no Hoare annotation was computed. [2020-09-04 14:54:47,529 INFO L268 CegarLoopResult]: For program point L6507(line 6507) no Hoare annotation was computed. [2020-09-04 14:54:47,529 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_i_mutex_of_inodeENTRY(lines 6497 6511) no Hoare annotation was computed. [2020-09-04 14:54:47,529 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_i_mutex_of_inodeFINAL(lines 6497 6511) no Hoare annotation was computed. [2020-09-04 14:54:47,529 INFO L268 CegarLoopResult]: For program point L6502(line 6502) no Hoare annotation was computed. [2020-09-04 14:54:47,529 INFO L268 CegarLoopResult]: For program point L6503(lines 6503 6509) no Hoare annotation was computed. [2020-09-04 14:54:47,529 INFO L268 CegarLoopResult]: For program point L6504-1(line 6504) no Hoare annotation was computed. [2020-09-04 14:54:47,530 INFO L268 CegarLoopResult]: For program point L6504(line 6504) no Hoare annotation was computed. [2020-09-04 14:54:47,530 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_i_mutex_of_inodeEXIT(lines 6497 6511) no Hoare annotation was computed. [2020-09-04 14:54:47,530 INFO L268 CegarLoopResult]: For program point L6502-1(line 6502) no Hoare annotation was computed. [2020-09-04 14:54:47,530 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-04 14:54:47,530 INFO L264 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)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |old(~__mod_usb__products_device_table~0.driver_info)| ~__mod_usb__products_device_table~0.driver_info) (= |old(#t~string33.offset)| |#t~string33.offset|) (= |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) (= |~#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|) (= |old(#t~string34.offset)| |#t~string34.offset|) (= ~ldv_retval_1~0 |old(~ldv_retval_1~0)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |old(~LDV_IN_INTERRUPT~0)| ~LDV_IN_INTERRUPT~0) (= |old(#t~string39.base)| |#t~string39.base|) (= |old(#t~string34.base)| |#t~string34.base|) (= |old(~#belkin_info~0.offset)| |~#belkin_info~0.offset|) (= |old(~cdc_subset_driver_group1~0.offset)| ~cdc_subset_driver_group1~0.offset) (= |#t~string40.offset| |old(#t~string40.offset)|) (= ~__mod_usb__products_device_table~0.bDeviceSubClass |old(~__mod_usb__products_device_table~0.bDeviceSubClass)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |old(#t~string33.base)| |#t~string33.base|) (= |old(~#kc2190_info~0.offset)| |~#kc2190_info~0.offset|) (= |~#yopy_info~0.offset| |old(~#yopy_info~0.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)|) (= |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)|) (= |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|) (= ~ldv_state_variable_5~0 |old(~ldv_state_variable_5~0)|) (= |~#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)) [2020-09-04 14:54:47,531 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-04 14:54:47,531 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_i_mutex_of_inodeFINAL(lines 6438 6454) no Hoare annotation was computed. [2020-09-04 14:54:47,531 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_i_mutex_of_inodeENTRY(lines 6438 6454) no Hoare annotation was computed. [2020-09-04 14:54:47,531 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_i_mutex_of_inodeEXIT(lines 6438 6454) no Hoare annotation was computed. [2020-09-04 14:54:47,531 INFO L268 CegarLoopResult]: For program point L6446(line 6446) no Hoare annotation was computed. [2020-09-04 14:54:47,531 INFO L268 CegarLoopResult]: For program point L6447(lines 6447 6451) no Hoare annotation was computed. [2020-09-04 14:54:47,531 INFO L268 CegarLoopResult]: For program point L6442(lines 6442 6445) no Hoare annotation was computed. [2020-09-04 14:54:47,531 INFO L268 CegarLoopResult]: For program point L6443(line 6443) no Hoare annotation was computed. [2020-09-04 14:54:47,531 INFO L268 CegarLoopResult]: For program point L6442-1(lines 6442 6445) no Hoare annotation was computed. [2020-09-04 14:54:47,532 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_lockFINAL(lines 6656 6662) no Hoare annotation was computed. [2020-09-04 14:54:47,532 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_lockENTRY(lines 6656 6662) no Hoare annotation was computed. [2020-09-04 14:54:47,532 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_lockEXIT(lines 6656 6662) no Hoare annotation was computed. [2020-09-04 14:54:47,532 INFO L268 CegarLoopResult]: For program point L6966(lines 6951 6972) no Hoare annotation was computed. [2020-09-04 14:54:47,532 INFO L268 CegarLoopResult]: For program point L6962(lines 6953 6971) no Hoare annotation was computed. [2020-09-04 14:54:47,532 INFO L268 CegarLoopResult]: For program point L6958(lines 6953 6971) no Hoare annotation was computed. [2020-09-04 14:54:47,532 INFO L268 CegarLoopResult]: For program point L6954(lines 6953 6971) no Hoare annotation was computed. [2020-09-04 14:54:47,532 INFO L268 CegarLoopResult]: For program point ldv_check_final_stateEXIT(lines 6951 6972) no Hoare annotation was computed. [2020-09-04 14:54:47,532 INFO L271 CegarLoopResult]: At program point ldv_check_final_stateENTRY(lines 6951 6972) the Hoare annotation is: true [2020-09-04 14:54:47,533 INFO L264 CegarLoopResult]: At program point L6967(line 6967) 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))) [2020-09-04 14:54:47,533 INFO L264 CegarLoopResult]: At program point L6963(line 6963) 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))) [2020-09-04 14:54:47,533 INFO L264 CegarLoopResult]: At program point L6959(line 6959) 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))) [2020-09-04 14:54:47,533 INFO L264 CegarLoopResult]: At program point L6955(line 6955) 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))) [2020-09-04 14:54:47,533 INFO L268 CegarLoopResult]: For program point L5739(line 5739) no Hoare annotation was computed. [2020-09-04 14:54:47,533 INFO L268 CegarLoopResult]: For program point L5739-1(line 5739) no Hoare annotation was computed. [2020-09-04 14:54:47,534 INFO L268 CegarLoopResult]: For program point L5741(line 5741) no Hoare annotation was computed. [2020-09-04 14:54:47,534 INFO L268 CegarLoopResult]: For program point L5741-1(line 5741) no Hoare annotation was computed. [2020-09-04 14:54:47,534 INFO L268 CegarLoopResult]: For program point ldv_zallocEXIT(lines 5729 5745) no Hoare annotation was computed. [2020-09-04 14:54:47,534 INFO L268 CegarLoopResult]: For program point L5736(lines 5736 5743) no Hoare annotation was computed. [2020-09-04 14:54:47,534 INFO L268 CegarLoopResult]: For program point ldv_zallocENTRY(lines 5729 5745) no Hoare annotation was computed. [2020-09-04 14:54:47,534 INFO L268 CegarLoopResult]: For program point ldv_zallocFINAL(lines 5729 5745) no Hoare annotation was computed. [2020-09-04 14:54:47,534 INFO L268 CegarLoopResult]: For program point mutex_lockENTRY(lines 6983 6985) no Hoare annotation was computed. [2020-09-04 14:54:47,534 INFO L268 CegarLoopResult]: For program point mutex_lockFINAL(lines 6983 6985) no Hoare annotation was computed. [2020-09-04 14:54:47,535 INFO L268 CegarLoopResult]: For program point mutex_lockEXIT(lines 6983 6985) no Hoare annotation was computed. [2020-09-04 14:54:47,535 INFO L268 CegarLoopResult]: For program point L6637-1(line 6637) no Hoare annotation was computed. [2020-09-04 14:54:47,535 INFO L268 CegarLoopResult]: For program point L6637(line 6637) no Hoare annotation was computed. [2020-09-04 14:54:47,535 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_lockEXIT(lines 6633 6640) no Hoare annotation was computed. [2020-09-04 14:54:47,535 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_lockFINAL(lines 6633 6640) no Hoare annotation was computed. [2020-09-04 14:54:47,535 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_lockENTRY(lines 6633 6640) no Hoare annotation was computed. [2020-09-04 14:54:47,535 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceEXIT(lines 6726 6742) no Hoare annotation was computed. [2020-09-04 14:54:47,535 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceENTRY(lines 6726 6742) no Hoare annotation was computed. [2020-09-04 14:54:47,535 INFO L268 CegarLoopResult]: For program point L6734(line 6734) no Hoare annotation was computed. [2020-09-04 14:54:47,536 INFO L268 CegarLoopResult]: For program point L6735(lines 6735 6739) no Hoare annotation was computed. [2020-09-04 14:54:47,536 INFO L268 CegarLoopResult]: For program point L6730(lines 6730 6733) no Hoare annotation was computed. [2020-09-04 14:54:47,536 INFO L268 CegarLoopResult]: For program point L6731(line 6731) no Hoare annotation was computed. [2020-09-04 14:54:47,536 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceFINAL(lines 6726 6742) no Hoare annotation was computed. [2020-09-04 14:54:47,536 INFO L268 CegarLoopResult]: For program point L6730-1(lines 6730 6733) no Hoare annotation was computed. [2020-09-04 14:54:47,536 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-04 14:54:47,536 INFO L264 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_retval_3~0 0) (= ~ldv_mutex_lock~0 1)) [2020-09-04 14:54:47,536 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-04 14:54:47,537 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-04 14:54:47,537 INFO L268 CegarLoopResult]: For program point ldv_memsetFINAL(lines 5757 5764) no Hoare annotation was computed. [2020-09-04 14:54:47,537 INFO L264 CegarLoopResult]: At program point L5761(line 5761) 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$.base)|)) (not (= ~ldv_retval_3~0 0)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-09-04 14:54:47,537 INFO L268 CegarLoopResult]: For program point L5761-1(line 5761) no Hoare annotation was computed. [2020-09-04 14:54:47,537 INFO L264 CegarLoopResult]: At program point ldv_memsetENTRY(lines 5757 5764) the Hoare annotation is: (or (not (= ~ldv_state_variable_6~0 0)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= ~ldv_retval_3~0 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))) [2020-09-04 14:54:47,537 INFO L268 CegarLoopResult]: For program point ldv_memsetEXIT(lines 5757 5764) no Hoare annotation was computed. [2020-09-04 14:54:47,537 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_i_mutex_of_inodeFINAL(lines 6471 6481) no Hoare annotation was computed. [2020-09-04 14:54:47,537 INFO L268 CegarLoopResult]: For program point L6474(lines 6474 6477) no Hoare annotation was computed. [2020-09-04 14:54:47,537 INFO L268 CegarLoopResult]: For program point L6475(line 6475) no Hoare annotation was computed. [2020-09-04 14:54:47,538 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_i_mutex_of_inodeEXIT(lines 6471 6481) no Hoare annotation was computed. [2020-09-04 14:54:47,538 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_i_mutex_of_inodeENTRY(lines 6471 6481) no Hoare annotation was computed. [2020-09-04 14:54:47,538 INFO L268 CegarLoopResult]: For program point L6474-1(lines 6474 6477) no Hoare annotation was computed. [2020-09-04 14:54:47,538 INFO L268 CegarLoopResult]: For program point L6528(line 6528) no Hoare annotation was computed. [2020-09-04 14:54:47,538 INFO L268 CegarLoopResult]: For program point L6529(lines 6529 6534) no Hoare annotation was computed. [2020-09-04 14:54:47,538 INFO L268 CegarLoopResult]: For program point L6524-1(lines 6524 6527) no Hoare annotation was computed. [2020-09-04 14:54:47,538 INFO L268 CegarLoopResult]: For program point L6524(lines 6524 6527) no Hoare annotation was computed. [2020-09-04 14:54:47,538 INFO L268 CegarLoopResult]: For program point L6525(line 6525) no Hoare annotation was computed. [2020-09-04 14:54:47,539 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_lockFINAL(lines 6520 6536) no Hoare annotation was computed. [2020-09-04 14:54:47,539 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_lockEXIT(lines 6520 6536) no Hoare annotation was computed. [2020-09-04 14:54:47,539 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_lockENTRY(lines 6520 6536) no Hoare annotation was computed. [2020-09-04 14:54:47,539 INFO L268 CegarLoopResult]: For program point L6702(line 6702) no Hoare annotation was computed. [2020-09-04 14:54:47,539 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_mutex_of_deviceENTRY(lines 6698 6708) no Hoare annotation was computed. [2020-09-04 14:54:47,539 INFO L268 CegarLoopResult]: For program point L6701-1(lines 6701 6704) no Hoare annotation was computed. [2020-09-04 14:54:47,539 INFO L268 CegarLoopResult]: For program point L6701(lines 6701 6704) no Hoare annotation was computed. [2020-09-04 14:54:47,539 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_mutex_of_deviceFINAL(lines 6698 6708) no Hoare annotation was computed. [2020-09-04 14:54:47,540 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_mutex_of_deviceEXIT(lines 6698 6708) no Hoare annotation was computed. [2020-09-04 14:54:47,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 02:54:47 BoogieIcfgContainer [2020-09-04 14:54:47,562 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 14:54:47,564 INFO L168 Benchmark]: Toolchain (without parser) took 205040.66 ms. Allocated memory was 147.3 MB in the beginning and 532.7 MB in the end (delta: 385.4 MB). Free memory was 94.7 MB in the beginning and 213.4 MB in the end (delta: -118.7 MB). Peak memory consumption was 832.7 MB. Max. memory is 7.1 GB. [2020-09-04 14:54:47,564 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-04 14:54:47,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1866.38 ms. Allocated memory was 147.3 MB in the beginning and 230.2 MB in the end (delta: 82.8 MB). Free memory was 94.3 MB in the beginning and 120.4 MB in the end (delta: -26.1 MB). Peak memory consumption was 72.4 MB. Max. memory is 7.1 GB. [2020-09-04 14:54:47,565 INFO L168 Benchmark]: Boogie Preprocessor took 191.87 ms. Allocated memory is still 230.2 MB. Free memory was 120.4 MB in the beginning and 108.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. [2020-09-04 14:54:47,565 INFO L168 Benchmark]: RCFGBuilder took 2917.82 ms. Allocated memory was 230.2 MB in the beginning and 262.7 MB in the end (delta: 32.5 MB). Free memory was 108.2 MB in the beginning and 113.3 MB in the end (delta: -5.1 MB). Peak memory consumption was 63.3 MB. Max. memory is 7.1 GB. [2020-09-04 14:54:47,566 INFO L168 Benchmark]: TraceAbstraction took 200059.73 ms. Allocated memory was 262.7 MB in the beginning and 532.7 MB in the end (delta: 270.0 MB). Free memory was 113.3 MB in the beginning and 213.4 MB in the end (delta: -100.1 MB). Peak memory consumption was 735.9 MB. Max. memory is 7.1 GB. [2020-09-04 14:54:47,567 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1866.38 ms. Allocated memory was 147.3 MB in the beginning and 230.2 MB in the end (delta: 82.8 MB). Free memory was 94.3 MB in the beginning and 120.4 MB in the end (delta: -26.1 MB). Peak memory consumption was 72.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 191.87 ms. Allocated memory is still 230.2 MB. Free memory was 120.4 MB in the beginning and 108.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2917.82 ms. Allocated memory was 230.2 MB in the beginning and 262.7 MB in the end (delta: 32.5 MB). Free memory was 108.2 MB in the beginning and 113.3 MB in the end (delta: -5.1 MB). Peak memory consumption was 63.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 200059.73 ms. Allocated memory was 262.7 MB in the beginning and 532.7 MB in the end (delta: 270.0 MB). Free memory was 113.3 MB in the beginning and 213.4 MB in the end (delta: -100.1 MB). Peak memory consumption was 735.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6322]: 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: 5991]: Loop Invariant Derived loop invariant: (((((!(\old(ldv_retval_3) == 0) || !(\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: 5991]: Loop Invariant Derived loop invariant: (((((!(\old(ldv_retval_3) == 0) || !(\old(ldv_mutex_udev) == 1)) || !(ldv_mutex_lock == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_i_mutex_of_inode == 1)) || (ldv_mutex_udev == 1 && ldv_retval_3 == 0)) || !(\old(ldv_state_variable_6) == 0) - InvariantResult [Line: 5781]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 96 procedures, 625 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 102.9s, OverallIterations: 11, TraceHistogramMax: 7, AutomataDifference: 82.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 96.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3373 SDtfs, 6286 SDslu, 6119 SDs, 0 SdLazy, 6405 SolverSat, 4043 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 58.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 821 GetRequests, 650 SyntacticMatches, 4 SemanticMatches, 167 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 25.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1208occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 924 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 94 LocationsWithAnnotation, 1206 PreInvPairs, 1328 NumberOfFragments, 2337 HoareAnnotationTreeSize, 1206 FomulaSimplifications, 2046694 FormulaSimplificationTreeSizeReduction, 64.9s HoareSimplificationTime, 94 FomulaSimplificationsInter, 31021 FormulaSimplificationTreeSizeReductionInter, 31.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 16.0s InterpolantComputationTime, 1904 NumberOfCodeBlocks, 1904 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1893 ConstructedInterpolants, 0 QuantifiedInterpolants, 1107530 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 3013/3013 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...