/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 0.1.25-72570d3 [2020-08-22 17:50:21,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 17:50:21,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 17:50:21,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 17:50:21,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 17:50:21,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 17:50:21,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 17:50:21,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 17:50:21,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 17:50:21,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 17:50:21,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 17:50:21,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 17:50:21,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 17:50:21,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 17:50:21,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 17:50:21,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 17:50:21,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 17:50:21,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 17:50:21,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 17:50:21,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 17:50:21,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 17:50:21,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 17:50:21,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 17:50:21,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 17:50:21,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 17:50:21,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 17:50:21,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 17:50:21,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 17:50:21,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 17:50:21,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 17:50:21,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 17:50:21,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 17:50:21,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 17:50:21,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 17:50:21,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 17:50:21,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 17:50:21,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 17:50:21,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 17:50:21,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 17:50:21,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 17:50:21,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 17:50:21,563 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-08-22 17:50:21,603 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 17:50:21,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 17:50:21,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 17:50:21,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 17:50:21,606 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 17:50:21,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 17:50:21,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 17:50:21,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 17:50:21,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 17:50:21,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 17:50:21,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 17:50:21,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 17:50:21,608 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 17:50:21,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 17:50:21,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 17:50:21,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 17:50:21,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 17:50:21,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 17:50:21,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 17:50:21,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 17:50:21,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 17:50:21,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 17:50:21,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 17:50:21,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 17:50:21,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 17:50:21,611 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 17:50:21,611 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-22 17:50:21,611 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-08-22 17:50:21,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 17:50:21,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 17:50:21,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 17:50:21,923 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 17:50:21,924 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 17:50:21,924 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-08-22 17:50:21,994 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05a0ebb92/29c8138eba6c4836acf5cf72310e8f9a/FLAG2b9761c56 [2020-08-22 17:50:22,800 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 17:50:22,800 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-08-22 17:50:22,833 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05a0ebb92/29c8138eba6c4836acf5cf72310e8f9a/FLAG2b9761c56 [2020-08-22 17:50:23,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05a0ebb92/29c8138eba6c4836acf5cf72310e8f9a [2020-08-22 17:50:23,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 17:50:23,349 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 17:50:23,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 17:50:23,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 17:50:23,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 17:50:23,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 05:50:23" (1/1) ... [2020-08-22 17:50:23,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64f7530d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:50:23, skipping insertion in model container [2020-08-22 17:50:23,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 05:50:23" (1/1) ... [2020-08-22 17:50:23,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 17:50:23,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 17:50:24,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 17:50:24,911 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 17:50:25,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 17:50:25,210 INFO L208 MainTranslator]: Completed translation [2020-08-22 17:50:25,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:50:25 WrapperNode [2020-08-22 17:50:25,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 17:50:25,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 17:50:25,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 17:50:25,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 17:50:25,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:50:25" (1/1) ... [2020-08-22 17:50:25,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:50:25" (1/1) ... [2020-08-22 17:50:25,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:50:25" (1/1) ... [2020-08-22 17:50:25,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:50:25" (1/1) ... [2020-08-22 17:50:25,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:50:25" (1/1) ... [2020-08-22 17:50:25,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:50:25" (1/1) ... [2020-08-22 17:50:25,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:50:25" (1/1) ... [2020-08-22 17:50:25,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 17:50:25,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 17:50:25,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 17:50:25,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 17:50:25,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:50:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 17:50:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 17:50:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 17:50:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-22 17:50:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-22 17:50:25,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-08-22 17:50:25,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-08-22 17:50:25,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-08-22 17:50:25,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-08-22 17:50:25,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-08-22 17:50:25,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-08-22 17:50:25,542 INFO L138 BoogieDeclarations]: Found implementation of procedure always_connected [2020-08-22 17:50:25,542 INFO L138 BoogieDeclarations]: Found implementation of procedure m5632_recover [2020-08-22 17:50:25,543 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_prereset [2020-08-22 17:50:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_postreset [2020-08-22 17:50:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_init [2020-08-22 17:50:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_exit [2020-08-22 17:50:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-08-22 17:50:25,549 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 17:50:25,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2020-08-22 17:50:25,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2020-08-22 17:50:25,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2020-08-22 17:50:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2020-08-22 17:50:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-08-22 17:50:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2020-08-22 17:50:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2020-08-22 17:50:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2020-08-22 17:50:25,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2020-08-22 17:50:25,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2020-08-22 17:50:25,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2020-08-22 17:50:25,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-22 17:50:25,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-08-22 17:50:25,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-08-22 17:50:25,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-08-22 17:50:25,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-08-22 17:50:25,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-08-22 17:50:25,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-08-22 17:50:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-08-22 17:50:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2020-08-22 17:50:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-08-22 17:50:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-08-22 17:50:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-08-22 17:50:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-08-22 17:50:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-08-22 17:50:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-08-22 17:50:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-08-22 17:50:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-08-22 17:50:25,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-08-22 17:50:25,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-08-22 17:50:25,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-08-22 17:50:25,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-08-22 17:50:25,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-08-22 17:50:25,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-08-22 17:50:25,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-08-22 17:50:25,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2020-08-22 17:50:25,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2020-08-22 17:50:25,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2020-08-22 17:50:25,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2020-08-22 17:50:25,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-08-22 17:50:25,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-08-22 17:50:25,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-08-22 17:50:25,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-08-22 17:50:25,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-08-22 17:50:25,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-08-22 17:50:25,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-08-22 17:50:25,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2020-08-22 17:50:25,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2020-08-22 17:50:25,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-08-22 17:50:25,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2020-08-22 17:50:25,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev [2020-08-22 17:50:25,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev [2020-08-22 17:50:25,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2020-08-22 17:50:25,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev [2020-08-22 17:50:25,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-08-22 17:50:25,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev [2020-08-22 17:50:25,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev [2020-08-22 17:50:25,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev [2020-08-22 17:50:25,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev [2020-08-22 17:50:25,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev [2020-08-22 17:50:25,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev [2020-08-22 17:50:25,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-22 17:50:25,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2020-08-22 17:50:25,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-22 17:50:25,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2020-08-22 17:50:25,570 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-08-22 17:50:25,570 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-08-22 17:50:25,571 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-08-22 17:50:25,571 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-08-22 17:50:25,572 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-08-22 17:50:25,573 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-08-22 17:50:25,573 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2020-08-22 17:50:25,573 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2020-08-22 17:50:25,574 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2020-08-22 17:50:25,575 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2020-08-22 17:50:25,575 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-22 17:50:25,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-08-22 17:50:25,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-08-22 17:50:25,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 17:50:25,576 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-08-22 17:50:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-08-22 17:50:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2020-08-22 17:50:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-08-22 17:50:25,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2020-08-22 17:50:25,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-08-22 17:50:25,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2020-08-22 17:50:25,578 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-22 17:50:25,579 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-22 17:50:25,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 17:50:25,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-08-22 17:50:25,580 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-22 17:50:25,580 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-22 17:50:25,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-22 17:50:25,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-22 17:50:25,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-22 17:50:25,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-08-22 17:50:25,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-08-22 17:50:25,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-08-22 17:50:25,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-08-22 17:50:25,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-08-22 17:50:25,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-08-22 17:50:25,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-08-22 17:50:25,584 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2020-08-22 17:50:25,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2020-08-22 17:50:25,585 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-08-22 17:50:25,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2020-08-22 17:50:25,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2020-08-22 17:50:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2020-08-22 17:50:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2020-08-22 17:50:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-08-22 17:50:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-08-22 17:50:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-08-22 17:50:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-08-22 17:50:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-08-22 17:50:25,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-08-22 17:50:25,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev [2020-08-22 17:50:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev [2020-08-22 17:50:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-08-22 17:50:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2020-08-22 17:50:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-08-22 17:50:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-08-22 17:50:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2020-08-22 17:50:25,593 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-08-22 17:50:25,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2020-08-22 17:50:25,599 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2020-08-22 17:50:25,599 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2020-08-22 17:50:25,600 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2020-08-22 17:50:25,609 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2020-08-22 17:50:25,609 INFO L130 BoogieDeclarations]: Found specification of procedure always_connected [2020-08-22 17:50:25,610 INFO L130 BoogieDeclarations]: Found specification of procedure m5632_recover [2020-08-22 17:50:25,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-22 17:50:25,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-22 17:50:25,611 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_prereset [2020-08-22 17:50:25,612 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_postreset [2020-08-22 17:50:25,612 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_init [2020-08-22 17:50:25,612 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_exit [2020-08-22 17:50:25,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-22 17:50:25,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2020-08-22 17:50:25,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-22 17:50:25,613 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 17:50:25,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 17:50:25,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 17:50:25,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-22 17:50:25,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-08-22 17:50:25,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-08-22 17:50:25,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-08-22 17:50:25,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-08-22 17:50:25,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-08-22 17:50:25,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-08-22 17:50:25,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-08-22 17:50:25,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-08-22 17:50:25,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-08-22 17:50:25,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-08-22 17:50:25,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-08-22 17:50:25,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-08-22 17:50:25,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-08-22 17:50:25,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-08-22 17:50:25,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-08-22 17:50:25,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-08-22 17:50:25,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-08-22 17:50:25,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-08-22 17:50:25,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-08-22 17:50:25,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2020-08-22 17:50:25,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2020-08-22 17:50:25,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2020-08-22 17:50:25,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2020-08-22 17:50:25,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-08-22 17:50:25,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-08-22 17:50:25,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-08-22 17:50:25,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-08-22 17:50:25,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2020-08-22 17:50:25,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2020-08-22 17:50:25,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-08-22 17:50:25,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2020-08-22 17:50:25,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev [2020-08-22 17:50:25,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev [2020-08-22 17:50:25,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2020-08-22 17:50:25,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev [2020-08-22 17:50:25,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-08-22 17:50:25,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev [2020-08-22 17:50:25,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev [2020-08-22 17:50:25,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev [2020-08-22 17:50:25,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev [2020-08-22 17:50:25,625 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-22 17:50:25,626 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-22 17:50:25,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 17:50:25,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-22 17:50:25,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-22 17:50:25,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 17:50:25,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 17:50:25,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-22 17:50:26,621 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-08-22 17:50:28,618 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 17:50:28,619 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-22 17:50:28,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:50:28 BoogieIcfgContainer [2020-08-22 17:50:28,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 17:50:28,627 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 17:50:28,627 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 17:50:28,631 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 17:50:28,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 05:50:23" (1/3) ... [2020-08-22 17:50:28,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@556c742b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 05:50:28, skipping insertion in model container [2020-08-22 17:50:28,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:50:25" (2/3) ... [2020-08-22 17:50:28,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@556c742b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 05:50:28, skipping insertion in model container [2020-08-22 17:50:28,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:50:28" (3/3) ... [2020-08-22 17:50:28,634 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-08-22 17:50:28,646 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-08-22 17:50:28,655 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 17:50:28,670 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 17:50:28,699 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 17:50:28,699 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 17:50:28,699 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-08-22 17:50:28,699 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 17:50:28,699 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 17:50:28,699 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 17:50:28,700 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 17:50:28,700 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 17:50:28,730 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states. [2020-08-22 17:50:28,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-08-22 17:50:28,745 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 17:50:28,746 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] [2020-08-22 17:50:28,747 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 17:50:28,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 17:50:28,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1903613762, now seen corresponding path program 1 times [2020-08-22 17:50:28,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 17:50:28,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232441180] [2020-08-22 17:50:28,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 17:50:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:29,907 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-08-22 17:50:29,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 17:50:29,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:30,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:30,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:30,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 17:50:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 17:50:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-22 17:50:30,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-08-22 17:50:30,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-08-22 17:50:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-08-22 17:50:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 17:50:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:30,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-08-22 17:50:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:30,427 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-08-22 17:50:30,428 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232441180] [2020-08-22 17:50:30,429 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 17:50:30,429 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 17:50:30,430 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023379110] [2020-08-22 17:50:30,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 17:50:30,436 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 17:50:30,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 17:50:30,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-22 17:50:30,456 INFO L87 Difference]: Start difference. First operand 480 states. Second operand 6 states. [2020-08-22 17:50:30,816 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-08-22 17:50:34,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 17:50:34,841 INFO L93 Difference]: Finished difference Result 553 states and 733 transitions. [2020-08-22 17:50:34,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-22 17:50:34,843 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2020-08-22 17:50:34,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 17:50:34,867 INFO L225 Difference]: With dead ends: 553 [2020-08-22 17:50:34,868 INFO L226 Difference]: Without dead ends: 271 [2020-08-22 17:50:34,874 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-08-22 17:50:34,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2020-08-22 17:50:34,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 253. [2020-08-22 17:50:34,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2020-08-22 17:50:34,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 315 transitions. [2020-08-22 17:50:34,980 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 315 transitions. Word has length 138 [2020-08-22 17:50:34,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 17:50:34,980 INFO L479 AbstractCegarLoop]: Abstraction has 253 states and 315 transitions. [2020-08-22 17:50:34,981 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 17:50:34,981 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 315 transitions. [2020-08-22 17:50:34,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-08-22 17:50:34,985 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 17:50:34,986 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] [2020-08-22 17:50:34,986 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 17:50:34,986 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 17:50:34,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 17:50:34,987 INFO L82 PathProgramCache]: Analyzing trace with hash 568155594, now seen corresponding path program 1 times [2020-08-22 17:50:34,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 17:50:34,987 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851236068] [2020-08-22 17:50:34,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 17:50:35,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,598 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-08-22 17:50:35,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 17:50:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:35,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:35,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 17:50:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:35,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 17:50:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:35,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-22 17:50:35,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-08-22 17:50:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:35,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-08-22 17:50:35,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:35,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:35,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-08-22 17:50:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 17:50:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:35,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-08-22 17:50:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:36,038 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-08-22 17:50:36,039 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851236068] [2020-08-22 17:50:36,039 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 17:50:36,039 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-22 17:50:36,039 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464580329] [2020-08-22 17:50:36,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 17:50:36,044 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 17:50:36,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 17:50:36,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-08-22 17:50:36,045 INFO L87 Difference]: Start difference. First operand 253 states and 315 transitions. Second operand 7 states. [2020-08-22 17:50:36,468 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-08-22 17:50:39,172 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-08-22 17:50:39,529 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-08-22 17:50:42,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 17:50:42,108 INFO L93 Difference]: Finished difference Result 647 states and 816 transitions. [2020-08-22 17:50:42,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 17:50:42,109 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 138 [2020-08-22 17:50:42,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 17:50:42,115 INFO L225 Difference]: With dead ends: 647 [2020-08-22 17:50:42,115 INFO L226 Difference]: Without dead ends: 426 [2020-08-22 17:50:42,117 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-08-22 17:50:42,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2020-08-22 17:50:42,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 384. [2020-08-22 17:50:42,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2020-08-22 17:50:42,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 491 transitions. [2020-08-22 17:50:42,188 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 491 transitions. Word has length 138 [2020-08-22 17:50:42,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 17:50:42,189 INFO L479 AbstractCegarLoop]: Abstraction has 384 states and 491 transitions. [2020-08-22 17:50:42,189 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 17:50:42,190 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 491 transitions. [2020-08-22 17:50:42,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-08-22 17:50:42,193 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 17:50:42,193 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] [2020-08-22 17:50:42,193 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 17:50:42,194 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 17:50:42,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 17:50:42,194 INFO L82 PathProgramCache]: Analyzing trace with hash -1957018819, now seen corresponding path program 1 times [2020-08-22 17:50:42,194 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 17:50:42,195 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500710782] [2020-08-22 17:50:42,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 17:50:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,719 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-08-22 17:50:42,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 17:50:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 17:50:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:42,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:42,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 17:50:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-22 17:50:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-08-22 17:50:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-08-22 17:50:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:42,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:43,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-08-22 17:50:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:43,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 17:50:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:43,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:43,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:43,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-08-22 17:50:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:43,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 17:50:43,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:43,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:43,129 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-08-22 17:50:43,129 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500710782] [2020-08-22 17:50:43,129 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 17:50:43,130 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-22 17:50:43,130 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630850964] [2020-08-22 17:50:43,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 17:50:43,131 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 17:50:43,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 17:50:43,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-22 17:50:43,132 INFO L87 Difference]: Start difference. First operand 384 states and 491 transitions. Second operand 8 states. [2020-08-22 17:50:43,459 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-08-22 17:50:47,786 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-08-22 17:50:48,587 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-08-22 17:50:50,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 17:50:50,556 INFO L93 Difference]: Finished difference Result 1035 states and 1342 transitions. [2020-08-22 17:50:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-22 17:50:50,557 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 141 [2020-08-22 17:50:50,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 17:50:50,564 INFO L225 Difference]: With dead ends: 1035 [2020-08-22 17:50:50,564 INFO L226 Difference]: Without dead ends: 683 [2020-08-22 17:50:50,566 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=99, Invalid=207, Unknown=0, NotChecked=0, Total=306 [2020-08-22 17:50:50,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2020-08-22 17:50:50,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 649. [2020-08-22 17:50:50,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 649 states. [2020-08-22 17:50:50,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 649 states and 844 transitions. [2020-08-22 17:50:50,659 INFO L78 Accepts]: Start accepts. Automaton has 649 states and 844 transitions. Word has length 141 [2020-08-22 17:50:50,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 17:50:50,660 INFO L479 AbstractCegarLoop]: Abstraction has 649 states and 844 transitions. [2020-08-22 17:50:50,660 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 17:50:50,660 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 844 transitions. [2020-08-22 17:50:50,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-08-22 17:50:50,664 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 17:50:50,664 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] [2020-08-22 17:50:50,664 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 17:50:50,664 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 17:50:50,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 17:50:50,665 INFO L82 PathProgramCache]: Analyzing trace with hash -2115073202, now seen corresponding path program 1 times [2020-08-22 17:50:50,665 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 17:50:50,665 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015337862] [2020-08-22 17:50:50,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 17:50:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,141 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-08-22 17:50:51,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 17:50:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 17:50:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 17:50:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-22 17:50:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-08-22 17:50:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-08-22 17:50:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:51,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-08-22 17:50:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 17:50:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-08-22 17:50:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:51,596 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-08-22 17:50:51,597 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015337862] [2020-08-22 17:50:51,597 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 17:50:51,597 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 17:50:51,597 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770457350] [2020-08-22 17:50:51,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 17:50:51,598 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 17:50:51,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 17:50:51,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-08-22 17:50:51,599 INFO L87 Difference]: Start difference. First operand 649 states and 844 transitions. Second operand 9 states. [2020-08-22 17:50:51,908 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-08-22 17:50:54,447 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-08-22 17:50:54,821 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-08-22 17:50:56,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 17:50:56,620 INFO L93 Difference]: Finished difference Result 701 states and 907 transitions. [2020-08-22 17:50:56,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 17:50:56,621 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 167 [2020-08-22 17:50:56,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 17:50:56,628 INFO L225 Difference]: With dead ends: 701 [2020-08-22 17:50:56,628 INFO L226 Difference]: Without dead ends: 690 [2020-08-22 17:50:56,629 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2020-08-22 17:50:56,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2020-08-22 17:50:56,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 649. [2020-08-22 17:50:56,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 649 states. [2020-08-22 17:50:56,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 649 states and 843 transitions. [2020-08-22 17:50:56,709 INFO L78 Accepts]: Start accepts. Automaton has 649 states and 843 transitions. Word has length 167 [2020-08-22 17:50:56,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 17:50:56,710 INFO L479 AbstractCegarLoop]: Abstraction has 649 states and 843 transitions. [2020-08-22 17:50:56,711 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 17:50:56,711 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 843 transitions. [2020-08-22 17:50:56,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-08-22 17:50:56,714 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 17:50:56,714 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] [2020-08-22 17:50:56,714 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 17:50:56,715 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 17:50:56,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 17:50:56,715 INFO L82 PathProgramCache]: Analyzing trace with hash -2057814900, now seen corresponding path program 1 times [2020-08-22 17:50:56,715 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 17:50:56,715 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756559152] [2020-08-22 17:50:56,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 17:50:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,248 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-08-22 17:50:57,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 17:50:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 17:50:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 17:50:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-22 17:50:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:57,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-08-22 17:50:57,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-08-22 17:50:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-08-22 17:50:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 17:50:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-08-22 17:50:57,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:57,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:57,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:50:57,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:50:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:50:57,986 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-08-22 17:50:57,988 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756559152] [2020-08-22 17:50:57,988 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 17:50:57,988 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 17:50:57,989 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140485658] [2020-08-22 17:50:57,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 17:50:57,990 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 17:50:57,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 17:50:57,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-08-22 17:50:57,995 INFO L87 Difference]: Start difference. First operand 649 states and 843 transitions. Second operand 9 states. [2020-08-22 17:50:58,482 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-08-22 17:51:01,451 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-08-22 17:51:01,825 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-08-22 17:51:03,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 17:51:03,525 INFO L93 Difference]: Finished difference Result 681 states and 881 transitions. [2020-08-22 17:51:03,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 17:51:03,526 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 167 [2020-08-22 17:51:03,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 17:51:03,532 INFO L225 Difference]: With dead ends: 681 [2020-08-22 17:51:03,532 INFO L226 Difference]: Without dead ends: 678 [2020-08-22 17:51:03,533 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2020-08-22 17:51:03,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2020-08-22 17:51:03,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 648. [2020-08-22 17:51:03,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 648 states. [2020-08-22 17:51:03,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 841 transitions. [2020-08-22 17:51:03,608 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 841 transitions. Word has length 167 [2020-08-22 17:51:03,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 17:51:03,609 INFO L479 AbstractCegarLoop]: Abstraction has 648 states and 841 transitions. [2020-08-22 17:51:03,609 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 17:51:03,609 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 841 transitions. [2020-08-22 17:51:03,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-08-22 17:51:03,611 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 17:51:03,611 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] [2020-08-22 17:51:03,611 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 17:51:03,611 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 17:51:03,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 17:51:03,612 INFO L82 PathProgramCache]: Analyzing trace with hash 632050949, now seen corresponding path program 1 times [2020-08-22 17:51:03,612 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 17:51:03,612 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103468916] [2020-08-22 17:51:03,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 17:51:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,111 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-08-22 17:51:04,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 17:51:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 17:51:04,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 17:51:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-22 17:51:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:04,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-08-22 17:51:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-08-22 17:51:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-08-22 17:51:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 17:51:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-08-22 17:51:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:04,700 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-08-22 17:51:04,700 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103468916] [2020-08-22 17:51:04,701 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 17:51:04,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 17:51:04,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914518256] [2020-08-22 17:51:04,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 17:51:04,702 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 17:51:04,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 17:51:04,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-08-22 17:51:04,703 INFO L87 Difference]: Start difference. First operand 648 states and 841 transitions. Second operand 9 states. [2020-08-22 17:51:05,046 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-08-22 17:51:08,610 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-08-22 17:51:08,984 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-08-22 17:51:10,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 17:51:10,746 INFO L93 Difference]: Finished difference Result 680 states and 879 transitions. [2020-08-22 17:51:10,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 17:51:10,752 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 168 [2020-08-22 17:51:10,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 17:51:10,756 INFO L225 Difference]: With dead ends: 680 [2020-08-22 17:51:10,757 INFO L226 Difference]: Without dead ends: 677 [2020-08-22 17:51:10,757 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2020-08-22 17:51:10,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2020-08-22 17:51:10,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 647. [2020-08-22 17:51:10,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 647 states. [2020-08-22 17:51:10,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 647 states and 839 transitions. [2020-08-22 17:51:10,832 INFO L78 Accepts]: Start accepts. Automaton has 647 states and 839 transitions. Word has length 168 [2020-08-22 17:51:10,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 17:51:10,832 INFO L479 AbstractCegarLoop]: Abstraction has 647 states and 839 transitions. [2020-08-22 17:51:10,833 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 17:51:10,833 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 839 transitions. [2020-08-22 17:51:10,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-08-22 17:51:10,835 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 17:51:10,835 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] [2020-08-22 17:51:10,836 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-22 17:51:10,836 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 17:51:10,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 17:51:10,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1881448785, now seen corresponding path program 1 times [2020-08-22 17:51:10,836 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 17:51:10,837 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287291552] [2020-08-22 17:51:10,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 17:51:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,304 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-08-22 17:51:11,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 17:51:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 17:51:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 17:51:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-22 17:51:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-08-22 17:51:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-08-22 17:51:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-08-22 17:51:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 17:51:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-08-22 17:51:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:11,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:11,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-08-22 17:51:11,791 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287291552] [2020-08-22 17:51:11,792 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 17:51:11,792 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 17:51:11,792 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063433777] [2020-08-22 17:51:11,792 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 17:51:11,793 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 17:51:11,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 17:51:11,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-08-22 17:51:11,793 INFO L87 Difference]: Start difference. First operand 647 states and 839 transitions. Second operand 9 states. [2020-08-22 17:51:12,098 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-08-22 17:51:14,671 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-08-22 17:51:15,065 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-08-22 17:51:16,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 17:51:16,721 INFO L93 Difference]: Finished difference Result 679 states and 877 transitions. [2020-08-22 17:51:16,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 17:51:16,722 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 169 [2020-08-22 17:51:16,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 17:51:16,727 INFO L225 Difference]: With dead ends: 679 [2020-08-22 17:51:16,727 INFO L226 Difference]: Without dead ends: 676 [2020-08-22 17:51:16,728 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2020-08-22 17:51:16,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2020-08-22 17:51:16,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 646. [2020-08-22 17:51:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 646 states. [2020-08-22 17:51:16,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 837 transitions. [2020-08-22 17:51:16,816 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 837 transitions. Word has length 169 [2020-08-22 17:51:16,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 17:51:16,817 INFO L479 AbstractCegarLoop]: Abstraction has 646 states and 837 transitions. [2020-08-22 17:51:16,817 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 17:51:16,817 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 837 transitions. [2020-08-22 17:51:16,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-08-22 17:51:16,821 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 17:51:16,821 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] [2020-08-22 17:51:16,821 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-22 17:51:16,821 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 17:51:16,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 17:51:16,822 INFO L82 PathProgramCache]: Analyzing trace with hash 1804442952, now seen corresponding path program 1 times [2020-08-22 17:51:16,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 17:51:16,822 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037935228] [2020-08-22 17:51:16,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 17:51:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,380 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-08-22 17:51:17,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 17:51:17,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:17,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 17:51:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 17:51:17,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-22 17:51:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:17,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-08-22 17:51:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:17,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-08-22 17:51:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:17,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-08-22 17:51:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 17:51:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-08-22 17:51:17,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:17,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:17,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:17,838 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-08-22 17:51:17,838 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037935228] [2020-08-22 17:51:17,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 17:51:17,838 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 17:51:17,839 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723570586] [2020-08-22 17:51:17,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 17:51:17,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 17:51:17,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 17:51:17,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-08-22 17:51:17,840 INFO L87 Difference]: Start difference. First operand 646 states and 837 transitions. Second operand 9 states. [2020-08-22 17:51:18,171 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-08-22 17:51:20,742 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-08-22 17:51:21,111 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-08-22 17:51:24,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 17:51:24,171 INFO L93 Difference]: Finished difference Result 1856 states and 2442 transitions. [2020-08-22 17:51:24,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-22 17:51:24,172 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 170 [2020-08-22 17:51:24,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 17:51:24,184 INFO L225 Difference]: With dead ends: 1856 [2020-08-22 17:51:24,184 INFO L226 Difference]: Without dead ends: 1238 [2020-08-22 17:51:24,186 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-08-22 17:51:24,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2020-08-22 17:51:24,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1208. [2020-08-22 17:51:24,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1208 states. [2020-08-22 17:51:24,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1589 transitions. [2020-08-22 17:51:24,327 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1589 transitions. Word has length 170 [2020-08-22 17:51:24,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 17:51:24,328 INFO L479 AbstractCegarLoop]: Abstraction has 1208 states and 1589 transitions. [2020-08-22 17:51:24,328 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 17:51:24,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1589 transitions. [2020-08-22 17:51:24,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-08-22 17:51:24,333 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 17:51:24,333 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] [2020-08-22 17:51:24,333 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-22 17:51:24,333 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 17:51:24,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 17:51:24,334 INFO L82 PathProgramCache]: Analyzing trace with hash 945467811, now seen corresponding path program 1 times [2020-08-22 17:51:24,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 17:51:24,337 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977205965] [2020-08-22 17:51:24,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 17:51:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:24,900 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-08-22 17:51:24,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 17:51:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:24,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:24,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:24,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 17:51:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:25,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 17:51:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-22 17:51:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-08-22 17:51:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-08-22 17:51:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-08-22 17:51:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 17:51:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-08-22 17:51:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-08-22 17:51:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:25,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:25,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-22 17:51:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-08-22 17:51:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-08-22 17:51:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:25,503 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2020-08-22 17:51:25,504 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977205965] [2020-08-22 17:51:25,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 17:51:25,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-08-22 17:51:25,504 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509845448] [2020-08-22 17:51:25,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 17:51:25,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 17:51:25,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 17:51:25,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-08-22 17:51:25,508 INFO L87 Difference]: Start difference. First operand 1208 states and 1589 transitions. Second operand 10 states. [2020-08-22 17:51:25,857 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-08-22 17:51:31,079 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-08-22 17:51:31,955 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-08-22 17:51:32,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 17:51:32,845 INFO L93 Difference]: Finished difference Result 2705 states and 3671 transitions. [2020-08-22 17:51:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-22 17:51:32,846 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 211 [2020-08-22 17:51:32,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 17:51:32,854 INFO L225 Difference]: With dead ends: 2705 [2020-08-22 17:51:32,854 INFO L226 Difference]: Without dead ends: 1543 [2020-08-22 17:51:32,858 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 71 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2020-08-22 17:51:32,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1543 states. [2020-08-22 17:51:32,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1543 to 1205. [2020-08-22 17:51:32,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1205 states. [2020-08-22 17:51:32,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1205 states and 1574 transitions. [2020-08-22 17:51:32,997 INFO L78 Accepts]: Start accepts. Automaton has 1205 states and 1574 transitions. Word has length 211 [2020-08-22 17:51:32,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 17:51:32,998 INFO L479 AbstractCegarLoop]: Abstraction has 1205 states and 1574 transitions. [2020-08-22 17:51:32,998 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 17:51:32,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1574 transitions. [2020-08-22 17:51:33,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-08-22 17:51:33,002 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 17:51:33,003 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] [2020-08-22 17:51:33,003 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-22 17:51:33,003 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 17:51:33,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 17:51:33,004 INFO L82 PathProgramCache]: Analyzing trace with hash -715504529, now seen corresponding path program 1 times [2020-08-22 17:51:33,004 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 17:51:33,004 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572791865] [2020-08-22 17:51:33,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 17:51:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,521 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-08-22 17:51:33,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 17:51:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 17:51:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 17:51:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-22 17:51:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-08-22 17:51:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-08-22 17:51:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-08-22 17:51:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 17:51:33,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-08-22 17:51:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-08-22 17:51:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:33,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:34,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:34,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-22 17:51:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:34,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:34,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-08-22 17:51:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:34,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2020-08-22 17:51:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:34,173 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2020-08-22 17:51:34,173 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572791865] [2020-08-22 17:51:34,174 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 17:51:34,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-08-22 17:51:34,174 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009650523] [2020-08-22 17:51:34,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-08-22 17:51:34,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 17:51:34,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-08-22 17:51:34,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-08-22 17:51:34,176 INFO L87 Difference]: Start difference. First operand 1205 states and 1574 transitions. Second operand 17 states. [2020-08-22 17:51:34,484 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-08-22 17:51:44,362 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-08-22 17:51:44,707 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-08-22 17:51:45,069 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-08-22 17:51:45,434 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-08-22 17:51:45,800 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-08-22 17:51:46,141 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-08-22 17:51:46,494 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-08-22 17:51:46,834 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-08-22 17:51:46,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 17:51:46,897 INFO L93 Difference]: Finished difference Result 2675 states and 3612 transitions. [2020-08-22 17:51:46,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-22 17:51:46,902 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 216 [2020-08-22 17:51:46,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 17:51:46,909 INFO L225 Difference]: With dead ends: 2675 [2020-08-22 17:51:46,909 INFO L226 Difference]: Without dead ends: 1516 [2020-08-22 17:51:46,913 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=195, Invalid=675, Unknown=0, NotChecked=0, Total=870 [2020-08-22 17:51:46,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1516 states. [2020-08-22 17:51:47,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1516 to 1185. [2020-08-22 17:51:47,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1185 states. [2020-08-22 17:51:47,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1185 states and 1548 transitions. [2020-08-22 17:51:47,040 INFO L78 Accepts]: Start accepts. Automaton has 1185 states and 1548 transitions. Word has length 216 [2020-08-22 17:51:47,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 17:51:47,041 INFO L479 AbstractCegarLoop]: Abstraction has 1185 states and 1548 transitions. [2020-08-22 17:51:47,042 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-08-22 17:51:47,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1548 transitions. [2020-08-22 17:51:47,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-08-22 17:51:47,046 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 17:51:47,046 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] [2020-08-22 17:51:47,046 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-22 17:51:47,046 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 17:51:47,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 17:51:47,047 INFO L82 PathProgramCache]: Analyzing trace with hash -429350671, now seen corresponding path program 1 times [2020-08-22 17:51:47,047 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 17:51:47,047 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690973946] [2020-08-22 17:51:47,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 17:51:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,566 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-08-22 17:51:47,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 17:51:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 17:51:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 17:51:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-22 17:51:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-08-22 17:51:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-08-22 17:51:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-08-22 17:51:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 17:51:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-08-22 17:51:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 17:51:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-08-22 17:51:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:47,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:47,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:48,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 17:51:48,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:48,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-22 17:51:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:48,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2020-08-22 17:51:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 17:51:48,215 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2020-08-22 17:51:48,216 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690973946] [2020-08-22 17:51:48,216 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 17:51:48,216 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-08-22 17:51:48,217 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68562868] [2020-08-22 17:51:48,218 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-22 17:51:48,218 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 17:51:48,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-22 17:51:48,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-08-22 17:51:48,220 INFO L87 Difference]: Start difference. First operand 1185 states and 1548 transitions. Second operand 14 states. [2020-08-22 17:51:48,696 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-08-22 17:51:56,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 17:51:56,755 INFO L93 Difference]: Finished difference Result 1516 states and 2084 transitions. [2020-08-22 17:51:56,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-22 17:51:56,755 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 219 [2020-08-22 17:51:56,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 17:51:56,756 INFO L225 Difference]: With dead ends: 1516 [2020-08-22 17:51:56,757 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 17:51:56,760 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=110, Invalid=396, Unknown=0, NotChecked=0, Total=506 [2020-08-22 17:51:56,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 17:51:56,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 17:51:56,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 17:51:56,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 17:51:56,761 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 219 [2020-08-22 17:51:56,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 17:51:56,761 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 17:51:56,762 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-22 17:51:56,762 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 17:51:56,762 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 17:51:56,762 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-22 17:51:56,764 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 17:51:58,299 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 215 [2020-08-22 17:51:58,466 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 215 [2020-08-22 17:51:58,682 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 266 [2020-08-22 17:51:58,838 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 266 [2020-08-22 17:51:59,866 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 266 [2020-08-22 17:51:59,996 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 266 [2020-08-22 17:52:01,744 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 252 [2020-08-22 17:52:02,240 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-08-22 17:52:02,552 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-08-22 17:52:02,899 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-08-22 17:52:03,437 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 43 [2020-08-22 17:52:03,700 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-08-22 17:52:03,960 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-08-22 17:52:04,543 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 43 [2020-08-22 17:52:04,857 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-08-22 17:52:05,342 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 24 [2020-08-22 17:52:05,696 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 31 [2020-08-22 17:52:06,263 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-08-22 17:52:06,578 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 31 [2020-08-22 17:52:06,874 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-08-22 17:52:07,106 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 21 [2020-08-22 17:52:07,712 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 43 [2020-08-22 17:52:07,972 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-08-22 17:52:08,233 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 1 [2020-08-22 17:52:08,466 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 21 [2020-08-22 17:52:08,973 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-08-22 17:52:09,493 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 37 [2020-08-22 17:52:09,892 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 24 [2020-08-22 17:52:10,149 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-08-22 17:52:10,671 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-08-22 17:52:11,156 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-08-22 17:52:11,410 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-08-22 17:52:11,916 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-08-22 17:52:12,386 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-08-22 17:52:12,859 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-08-22 17:52:13,472 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-08-22 17:52:13,794 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 82 [2020-08-22 17:52:14,279 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-08-22 17:52:14,539 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-08-22 17:52:14,913 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 21 [2020-08-22 17:52:15,435 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 37 [2020-08-22 17:52:16,193 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 36 [2020-08-22 17:52:16,691 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-08-22 17:52:16,945 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-08-22 17:52:17,433 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-08-22 17:52:17,918 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-08-22 17:52:18,168 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 31 [2020-08-22 17:52:18,971 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 29 [2020-08-22 17:52:19,516 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-08-22 17:52:20,100 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 43 [2020-08-22 17:52:20,672 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 20 [2020-08-22 17:52:20,960 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-08-22 17:52:21,013 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_i_mutex_of_inodeEXIT(lines 6455 6470) no Hoare annotation was computed. [2020-08-22 17:52:21,013 INFO L268 CegarLoopResult]: For program point L6459(lines 6459 6468) no Hoare annotation was computed. [2020-08-22 17:52:21,013 INFO L268 CegarLoopResult]: For program point L6460-1(line 6460) no Hoare annotation was computed. [2020-08-22 17:52:21,013 INFO L268 CegarLoopResult]: For program point L6460(line 6460) no Hoare annotation was computed. [2020-08-22 17:52:21,013 INFO L268 CegarLoopResult]: For program point L6461(lines 6461 6465) no Hoare annotation was computed. [2020-08-22 17:52:21,014 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_i_mutex_of_inodeENTRY(lines 6455 6470) no Hoare annotation was computed. [2020-08-22 17:52:21,014 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_i_mutex_of_inodeFINAL(lines 6455 6470) no Hoare annotation was computed. [2020-08-22 17:52:21,014 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceENTRY(lines 6664 6680) no Hoare annotation was computed. [2020-08-22 17:52:21,014 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceFINAL(lines 6664 6680) no Hoare annotation was computed. [2020-08-22 17:52:21,014 INFO L268 CegarLoopResult]: For program point L6672(line 6672) no Hoare annotation was computed. [2020-08-22 17:52:21,014 INFO L268 CegarLoopResult]: For program point L6673(lines 6673 6678) no Hoare annotation was computed. [2020-08-22 17:52:21,014 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceEXIT(lines 6664 6680) no Hoare annotation was computed. [2020-08-22 17:52:21,014 INFO L268 CegarLoopResult]: For program point L6668-1(lines 6668 6671) no Hoare annotation was computed. [2020-08-22 17:52:21,014 INFO L268 CegarLoopResult]: For program point L6668(lines 6668 6671) no Hoare annotation was computed. [2020-08-22 17:52:21,015 INFO L268 CegarLoopResult]: For program point L6669(line 6669) no Hoare annotation was computed. [2020-08-22 17:52:21,015 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_mutex_of_deviceENTRY(lines 6743 6758) no Hoare annotation was computed. [2020-08-22 17:52:21,015 INFO L268 CegarLoopResult]: For program point L6747(lines 6747 6756) no Hoare annotation was computed. [2020-08-22 17:52:21,015 INFO L268 CegarLoopResult]: For program point L6748-1(line 6748) no Hoare annotation was computed. [2020-08-22 17:52:21,015 INFO L268 CegarLoopResult]: For program point L6748(line 6748) no Hoare annotation was computed. [2020-08-22 17:52:21,015 INFO L268 CegarLoopResult]: For program point L6749(lines 6749 6753) no Hoare annotation was computed. [2020-08-22 17:52:21,015 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_mutex_of_deviceEXIT(lines 6743 6758) no Hoare annotation was computed. [2020-08-22 17:52:21,015 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_mutex_of_deviceFINAL(lines 6743 6758) no Hoare annotation was computed. [2020-08-22 17:52:21,015 INFO L268 CegarLoopResult]: For program point usbnet_resumeFINAL(lines 7012 7014) no Hoare annotation was computed. [2020-08-22 17:52:21,015 INFO L271 CegarLoopResult]: At program point usbnet_resumeENTRY(lines 7012 7014) the Hoare annotation is: true [2020-08-22 17:52:21,015 INFO L268 CegarLoopResult]: For program point usbnet_resumeEXIT(lines 7012 7014) no Hoare annotation was computed. [2020-08-22 17:52:21,016 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))) [2020-08-22 17:52:21,016 INFO L268 CegarLoopResult]: For program point L6845-1(lines 6845 6848) no Hoare annotation was computed. [2020-08-22 17:52:21,016 INFO L268 CegarLoopResult]: For program point L6845(lines 6845 6848) no Hoare annotation was computed. [2020-08-22 17:52:21,016 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_udevFINAL(lines 6842 6852) no Hoare annotation was computed. [2020-08-22 17:52:21,016 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)) [2020-08-22 17:52:21,016 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_udevEXIT(lines 6842 6852) no Hoare annotation was computed. [2020-08-22 17:52:21,016 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_i_mutex_of_inodeENTRY(lines 6376 6392) no Hoare annotation was computed. [2020-08-22 17:52:21,016 INFO L268 CegarLoopResult]: For program point L6384(line 6384) no Hoare annotation was computed. [2020-08-22 17:52:21,016 INFO L268 CegarLoopResult]: For program point L6385(lines 6385 6390) no Hoare annotation was computed. [2020-08-22 17:52:21,017 INFO L268 CegarLoopResult]: For program point L6380-1(lines 6380 6383) no Hoare annotation was computed. [2020-08-22 17:52:21,017 INFO L268 CegarLoopResult]: For program point L6380(lines 6380 6383) no Hoare annotation was computed. [2020-08-22 17:52:21,017 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_i_mutex_of_inodeEXIT(lines 6376 6392) no Hoare annotation was computed. [2020-08-22 17:52:21,017 INFO L268 CegarLoopResult]: For program point L6381(line 6381) no Hoare annotation was computed. [2020-08-22 17:52:21,017 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_i_mutex_of_inodeFINAL(lines 6376 6392) no Hoare annotation was computed. [2020-08-22 17:52:21,017 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_udevEXIT(lines 6903 6913) no Hoare annotation was computed. [2020-08-22 17:52:21,017 INFO L268 CegarLoopResult]: For program point L6906(lines 6906 6909) no Hoare annotation was computed. [2020-08-22 17:52:21,017 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))) [2020-08-22 17:52:21,017 INFO L268 CegarLoopResult]: For program point L6906-1(lines 6906 6909) no Hoare annotation was computed. [2020-08-22 17:52:21,018 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))) [2020-08-22 17:52:21,018 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_udevFINAL(lines 6903 6913) no Hoare annotation was computed. [2020-08-22 17:52:21,018 INFO L271 CegarLoopResult]: At program point ldv_undef_intENTRY(lines 5765 5772) the Hoare annotation is: true [2020-08-22 17:52:21,018 INFO L268 CegarLoopResult]: For program point ldv_undef_intFINAL(lines 5765 5772) no Hoare annotation was computed. [2020-08-22 17:52:21,018 INFO L268 CegarLoopResult]: For program point ldv_undef_intEXIT(lines 5765 5772) no Hoare annotation was computed. [2020-08-22 17:52:21,018 INFO L271 CegarLoopResult]: At program point L6047(line 6047) the Hoare annotation is: true [2020-08-22 17:52:21,018 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 5968 6218) no Hoare annotation was computed. [2020-08-22 17:52:21,018 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))) [2020-08-22 17:52:21,019 INFO L268 CegarLoopResult]: For program point L6196(lines 6196 6200) no Hoare annotation was computed. [2020-08-22 17:52:21,019 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))) [2020-08-22 17:52:21,019 INFO L268 CegarLoopResult]: For program point L6130-1(line 6130) no Hoare annotation was computed. [2020-08-22 17:52:21,019 INFO L268 CegarLoopResult]: For program point L5998-1(line 5998) no Hoare annotation was computed. [2020-08-22 17:52:21,019 INFO L268 CegarLoopResult]: For program point L6131(lines 6131 6139) no Hoare annotation was computed. [2020-08-22 17:52:21,019 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))) [2020-08-22 17:52:21,019 INFO L268 CegarLoopResult]: For program point L6197-1(line 6197) no Hoare annotation was computed. [2020-08-22 17:52:21,019 INFO L268 CegarLoopResult]: For program point L6131-2(lines 6129 6145) no Hoare annotation was computed. [2020-08-22 17:52:21,019 INFO L268 CegarLoopResult]: For program point L6082(line 6082) no Hoare annotation was computed. [2020-08-22 17:52:21,019 INFO L268 CegarLoopResult]: For program point L6148(line 6148) no Hoare annotation was computed. [2020-08-22 17:52:21,020 INFO L268 CegarLoopResult]: For program point L6016(lines 6016 6211) no Hoare annotation was computed. [2020-08-22 17:52:21,020 INFO L268 CegarLoopResult]: For program point L6099(line 6099) no Hoare annotation was computed. [2020-08-22 17:52:21,020 INFO L268 CegarLoopResult]: For program point L6000-1(line 6000) no Hoare annotation was computed. [2020-08-22 17:52:21,020 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))) [2020-08-22 17:52:21,020 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 5968 6218) no Hoare annotation was computed. [2020-08-22 17:52:21,020 INFO L268 CegarLoopResult]: For program point L6215(line 6215) no Hoare annotation was computed. [2020-08-22 17:52:21,020 INFO L268 CegarLoopResult]: For program point L6083(lines 6083 6087) no Hoare annotation was computed. [2020-08-22 17:52:21,020 INFO L271 CegarLoopResult]: At program point L6149(line 6149) the Hoare annotation is: true [2020-08-22 17:52:21,020 INFO L268 CegarLoopResult]: For program point L6116(line 6116) no Hoare annotation was computed. [2020-08-22 17:52:21,020 INFO L268 CegarLoopResult]: For program point L6017(line 6017) no Hoare annotation was computed. [2020-08-22 17:52:21,020 INFO L268 CegarLoopResult]: For program point L6166(line 6166) no Hoare annotation was computed. [2020-08-22 17:52:21,020 INFO L268 CegarLoopResult]: For program point L6100(lines 6100 6107) no Hoare annotation was computed. [2020-08-22 17:52:21,020 INFO L268 CegarLoopResult]: For program point L6084-1(line 6084) no Hoare annotation was computed. [2020-08-22 17:52:21,020 INFO L268 CegarLoopResult]: For program point L6018(lines 6018 6033) no Hoare annotation was computed. [2020-08-22 17:52:21,021 INFO L268 CegarLoopResult]: For program point L6117(lines 6117 6153) no Hoare annotation was computed. [2020-08-22 17:52:21,021 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))) [2020-08-22 17:52:21,021 INFO L271 CegarLoopResult]: At program point L6167(line 6167) the Hoare annotation is: true [2020-08-22 17:52:21,021 INFO L268 CegarLoopResult]: For program point L6035(line 6035) no Hoare annotation was computed. [2020-08-22 17:52:21,021 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))) [2020-08-22 17:52:21,021 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))) [2020-08-22 17:52:21,021 INFO L268 CegarLoopResult]: For program point L6068(line 6068) no Hoare annotation was computed. [2020-08-22 17:52:21,021 INFO L268 CegarLoopResult]: For program point L6101-1(line 6101) no Hoare annotation was computed. [2020-08-22 17:52:21,021 INFO L268 CegarLoopResult]: For program point L6002-1(line 6002) no Hoare annotation was computed. [2020-08-22 17:52:21,021 INFO L268 CegarLoopResult]: For program point L6184(line 6184) no Hoare annotation was computed. [2020-08-22 17:52:21,021 INFO L268 CegarLoopResult]: For program point L6102(lines 6102 6105) no Hoare annotation was computed. [2020-08-22 17:52:21,021 INFO L268 CegarLoopResult]: For program point L6069-2(lines 6056 6111) no Hoare annotation was computed. [2020-08-22 17:52:21,021 INFO L268 CegarLoopResult]: For program point L6069(lines 6069 6074) no Hoare annotation was computed. [2020-08-22 17:52:21,022 INFO L268 CegarLoopResult]: For program point L6036(lines 6036 6051) no Hoare annotation was computed. [2020-08-22 17:52:21,022 INFO L268 CegarLoopResult]: For program point L6119(lines 6119 6150) no Hoare annotation was computed. [2020-08-22 17:52:21,022 INFO L271 CegarLoopResult]: At program point L6185(line 6185) the Hoare annotation is: true [2020-08-22 17:52:21,022 INFO L268 CegarLoopResult]: For program point L6053(line 6053) no Hoare annotation was computed. [2020-08-22 17:52:21,022 INFO L268 CegarLoopResult]: For program point L6020(lines 6020 6030) no Hoare annotation was computed. [2020-08-22 17:52:21,022 INFO L268 CegarLoopResult]: For program point L6202(line 6202) no Hoare annotation was computed. [2020-08-22 17:52:21,022 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))) [2020-08-22 17:52:21,022 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))) [2020-08-22 17:52:21,022 INFO L268 CegarLoopResult]: For program point L6070-1(line 6070) no Hoare annotation was computed. [2020-08-22 17:52:21,023 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))) [2020-08-22 17:52:21,023 INFO L268 CegarLoopResult]: For program point L6054(lines 6054 6114) no Hoare annotation was computed. [2020-08-22 17:52:21,023 INFO L268 CegarLoopResult]: For program point L6120(line 6120) no Hoare annotation was computed. [2020-08-22 17:52:21,023 INFO L268 CegarLoopResult]: For program point L6021(line 6021) no Hoare annotation was computed. [2020-08-22 17:52:21,023 INFO L271 CegarLoopResult]: At program point L6203(line 6203) the Hoare annotation is: true [2020-08-22 17:52:21,023 INFO L268 CegarLoopResult]: For program point L6038(lines 6038 6048) no Hoare annotation was computed. [2020-08-22 17:52:21,023 INFO L268 CegarLoopResult]: For program point L6005(line 6005) no Hoare annotation was computed. [2020-08-22 17:52:21,023 INFO L268 CegarLoopResult]: For program point L6022(lines 6022 6026) no Hoare annotation was computed. [2020-08-22 17:52:21,023 INFO L268 CegarLoopResult]: For program point L6121(lines 6121 6126) no Hoare annotation was computed. [2020-08-22 17:52:21,023 INFO L268 CegarLoopResult]: For program point L6039(line 6039) no Hoare annotation was computed. [2020-08-22 17:52:21,023 INFO L268 CegarLoopResult]: For program point L6155(line 6155) no Hoare annotation was computed. [2020-08-22 17:52:21,023 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))) [2020-08-22 17:52:21,024 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))) [2020-08-22 17:52:21,024 INFO L268 CegarLoopResult]: For program point L6023-1(line 6023) no Hoare annotation was computed. [2020-08-22 17:52:21,024 INFO L268 CegarLoopResult]: For program point L6089(line 6089) no Hoare annotation was computed. [2020-08-22 17:52:21,024 INFO L268 CegarLoopResult]: For program point L6122-1(line 6122) no Hoare annotation was computed. [2020-08-22 17:52:21,024 INFO L268 CegarLoopResult]: For program point L6056(lines 6056 6111) no Hoare annotation was computed. [2020-08-22 17:52:21,024 INFO L268 CegarLoopResult]: For program point L6040(lines 6040 6044) no Hoare annotation was computed. [2020-08-22 17:52:21,024 INFO L268 CegarLoopResult]: For program point L6090(lines 6090 6097) no Hoare annotation was computed. [2020-08-22 17:52:21,024 INFO L268 CegarLoopResult]: For program point L6156(lines 6156 6171) no Hoare annotation was computed. [2020-08-22 17:52:21,024 INFO L268 CegarLoopResult]: For program point L6057(line 6057) no Hoare annotation was computed. [2020-08-22 17:52:21,024 INFO L268 CegarLoopResult]: For program point L6173(line 6173) no Hoare annotation was computed. [2020-08-22 17:52:21,024 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))) [2020-08-22 17:52:21,024 INFO L268 CegarLoopResult]: For program point L6041-1(line 6041) no Hoare annotation was computed. [2020-08-22 17:52:21,025 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))) [2020-08-22 17:52:21,025 INFO L268 CegarLoopResult]: For program point L6058(lines 6058 6066) no Hoare annotation was computed. [2020-08-22 17:52:21,025 INFO L268 CegarLoopResult]: For program point L6091-1(line 6091) no Hoare annotation was computed. [2020-08-22 17:52:21,025 INFO L268 CegarLoopResult]: For program point L5992-1(line 5992) no Hoare annotation was computed. [2020-08-22 17:52:21,025 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$.base)|)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-08-22 17:52:21,025 INFO L268 CegarLoopResult]: For program point L6174(lines 6174 6189) no Hoare annotation was computed. [2020-08-22 17:52:21,025 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 5968 6218) the Hoare annotation is: (or (and (= ~ldv_retval_2~0 |old(~ldv_retval_2~0)|) (= |old(~cdc_subset_driver_group1~0.offset)| ~cdc_subset_driver_group1~0.offset) (= |old(~ref_cnt~0)| ~ref_cnt~0) (= |old(#length)| |#length|) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_4~0 |old(~ldv_state_variable_4~0)|) (= ~usb_counter~0 |old(~usb_counter~0)|) (= |#memory_int| |old(#memory_int)|) (= ~ldv_state_variable_6~0 |old(~ldv_state_variable_6~0)|) (= |old(#valid)| |#valid|) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0) (= ~ldv_state_variable_3~0 |old(~ldv_state_variable_3~0)|) (= |#memory_$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))) [2020-08-22 17:52:21,025 INFO L268 CegarLoopResult]: For program point L6191(line 6191) no Hoare annotation was computed. [2020-08-22 17:52:21,025 INFO L268 CegarLoopResult]: For program point L6158(lines 6158 6168) no Hoare annotation was computed. [2020-08-22 17:52:21,025 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))) [2020-08-22 17:52:21,025 INFO L268 CegarLoopResult]: For program point L6059-1(line 6059) no Hoare annotation was computed. [2020-08-22 17:52:21,025 INFO L268 CegarLoopResult]: For program point L6092(lines 6092 6095) no Hoare annotation was computed. [2020-08-22 17:52:21,026 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))) [2020-08-22 17:52:21,026 INFO L268 CegarLoopResult]: For program point L6076-1(line 6076) no Hoare annotation was computed. [2020-08-22 17:52:21,026 INFO L268 CegarLoopResult]: For program point L6109(line 6109) no Hoare annotation was computed. [2020-08-22 17:52:21,026 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))) [2020-08-22 17:52:21,026 INFO L268 CegarLoopResult]: For program point L6159(line 6159) no Hoare annotation was computed. [2020-08-22 17:52:21,026 INFO L268 CegarLoopResult]: For program point L6192(lines 6192 6207) no Hoare annotation was computed. [2020-08-22 17:52:21,026 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))) [2020-08-22 17:52:21,026 INFO L268 CegarLoopResult]: For program point L6060(lines 6060 6064) no Hoare annotation was computed. [2020-08-22 17:52:21,026 INFO L268 CegarLoopResult]: For program point L5994-1(line 5994) no Hoare annotation was computed. [2020-08-22 17:52:21,026 INFO L271 CegarLoopResult]: At program point L6110(line 6110) the Hoare annotation is: true [2020-08-22 17:52:21,026 INFO L268 CegarLoopResult]: For program point L6209(line 6209) no Hoare annotation was computed. [2020-08-22 17:52:21,026 INFO L268 CegarLoopResult]: For program point L6176(lines 6176 6186) no Hoare annotation was computed. [2020-08-22 17:52:21,026 INFO L268 CegarLoopResult]: For program point L6160(lines 6160 6164) no Hoare annotation was computed. [2020-08-22 17:52:21,027 INFO L268 CegarLoopResult]: For program point L6028(line 6028) no Hoare annotation was computed. [2020-08-22 17:52:21,027 INFO L271 CegarLoopResult]: At program point L6210(line 6210) the Hoare annotation is: true [2020-08-22 17:52:21,027 INFO L268 CegarLoopResult]: For program point L6177(line 6177) no Hoare annotation was computed. [2020-08-22 17:52:21,027 INFO L268 CegarLoopResult]: For program point L6194(lines 6194 6204) no Hoare annotation was computed. [2020-08-22 17:52:21,027 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))) [2020-08-22 17:52:21,027 INFO L268 CegarLoopResult]: For program point L6128(line 6128) no Hoare annotation was computed. [2020-08-22 17:52:21,027 INFO L268 CegarLoopResult]: For program point L6161-1(line 6161) no Hoare annotation was computed. [2020-08-22 17:52:21,027 INFO L268 CegarLoopResult]: For program point L5996-1(line 5996) no Hoare annotation was computed. [2020-08-22 17:52:21,027 INFO L271 CegarLoopResult]: At program point L6029(line 6029) the Hoare annotation is: true [2020-08-22 17:52:21,028 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))) [2020-08-22 17:52:21,028 INFO L268 CegarLoopResult]: For program point L6178(lines 6178 6182) no Hoare annotation was computed. [2020-08-22 17:52:21,028 INFO L268 CegarLoopResult]: For program point L6046(line 6046) no Hoare annotation was computed. [2020-08-22 17:52:21,028 INFO L268 CegarLoopResult]: For program point L6195(line 6195) no Hoare annotation was computed. [2020-08-22 17:52:21,028 INFO L268 CegarLoopResult]: For program point L6129(lines 6129 6146) no Hoare annotation was computed. [2020-08-22 17:52:21,028 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))) [2020-08-22 17:52:21,028 INFO L268 CegarLoopResult]: For program point L6179-1(line 6179) no Hoare annotation was computed. [2020-08-22 17:52:21,028 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))) [2020-08-22 17:52:21,029 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_11EXIT(lines 6272 6279) no Hoare annotation was computed. [2020-08-22 17:52:21,029 INFO L268 CegarLoopResult]: For program point L6275(line 6275) no Hoare annotation was computed. [2020-08-22 17:52:21,029 INFO L268 CegarLoopResult]: For program point L6275-1(line 6275) no Hoare annotation was computed. [2020-08-22 17:52:21,029 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_11ENTRY(lines 6272 6279) no Hoare annotation was computed. [2020-08-22 17:52:21,029 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_11FINAL(lines 6272 6279) no Hoare annotation was computed. [2020-08-22 17:52:21,029 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_lockFINAL(lines 6537 6553) no Hoare annotation was computed. [2020-08-22 17:52:21,029 INFO L268 CegarLoopResult]: For program point L6546(lines 6546 6551) no Hoare annotation was computed. [2020-08-22 17:52:21,029 INFO L268 CegarLoopResult]: For program point L6542(line 6542) no Hoare annotation was computed. [2020-08-22 17:52:21,029 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_lockENTRY(lines 6537 6553) no Hoare annotation was computed. [2020-08-22 17:52:21,029 INFO L268 CegarLoopResult]: For program point L6545(line 6545) no Hoare annotation was computed. [2020-08-22 17:52:21,030 INFO L268 CegarLoopResult]: For program point L6541-1(lines 6541 6544) no Hoare annotation was computed. [2020-08-22 17:52:21,030 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_lockEXIT(lines 6537 6553) no Hoare annotation was computed. [2020-08-22 17:52:21,030 INFO L268 CegarLoopResult]: For program point L6541(lines 6541 6544) no Hoare annotation was computed. [2020-08-22 17:52:21,030 INFO L268 CegarLoopResult]: For program point ldv___ldv_usb_unlock_device_13EXIT(lines 6288 6295) no Hoare annotation was computed. [2020-08-22 17:52:21,030 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))) [2020-08-22 17:52:21,030 INFO L268 CegarLoopResult]: For program point ldv___ldv_usb_unlock_device_13FINAL(lines 6288 6295) no Hoare annotation was computed. [2020-08-22 17:52:21,030 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))) [2020-08-22 17:52:21,030 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))) [2020-08-22 17:52:21,030 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_i_mutex_of_inodeENTRY(lines 6482 6488) no Hoare annotation was computed. [2020-08-22 17:52:21,031 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_i_mutex_of_inodeFINAL(lines 6482 6488) no Hoare annotation was computed. [2020-08-22 17:52:21,031 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_i_mutex_of_inodeEXIT(lines 6482 6488) no Hoare annotation was computed. [2020-08-22 17:52:21,031 INFO L268 CegarLoopResult]: For program point L6718(lines 6718 6723) no Hoare annotation was computed. [2020-08-22 17:52:21,031 INFO L268 CegarLoopResult]: For program point L6714(line 6714) no Hoare annotation was computed. [2020-08-22 17:52:21,031 INFO L268 CegarLoopResult]: For program point L6717(line 6717) no Hoare annotation was computed. [2020-08-22 17:52:21,031 INFO L268 CegarLoopResult]: For program point L6713-1(lines 6713 6716) no Hoare annotation was computed. [2020-08-22 17:52:21,031 INFO L268 CegarLoopResult]: For program point L6713(lines 6713 6716) no Hoare annotation was computed. [2020-08-22 17:52:21,031 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_mutex_of_deviceEXIT(lines 6709 6725) no Hoare annotation was computed. [2020-08-22 17:52:21,031 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_mutex_of_deviceENTRY(lines 6709 6725) no Hoare annotation was computed. [2020-08-22 17:52:21,031 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_mutex_of_deviceFINAL(lines 6709 6725) no Hoare annotation was computed. [2020-08-22 17:52:21,032 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_7ENTRY(lines 6235 6242) no Hoare annotation was computed. [2020-08-22 17:52:21,032 INFO L268 CegarLoopResult]: For program point L6238(line 6238) no Hoare annotation was computed. [2020-08-22 17:52:21,032 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_7EXIT(lines 6235 6242) no Hoare annotation was computed. [2020-08-22 17:52:21,032 INFO L268 CegarLoopResult]: For program point L6238-1(line 6238) no Hoare annotation was computed. [2020-08-22 17:52:21,032 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_7FINAL(lines 6235 6242) no Hoare annotation was computed. [2020-08-22 17:52:21,032 INFO L268 CegarLoopResult]: For program point ldv_stopEXIT(lines 5781 5787) no Hoare annotation was computed. [2020-08-22 17:52:21,032 INFO L271 CegarLoopResult]: At program point ldv_stopENTRY(lines 5781 5787) the Hoare annotation is: true [2020-08-22 17:52:21,032 INFO L268 CegarLoopResult]: For program point L6398(line 6398) no Hoare annotation was computed. [2020-08-22 17:52:21,032 INFO L268 CegarLoopResult]: For program point L6401(line 6401) no Hoare annotation was computed. [2020-08-22 17:52:21,032 INFO L268 CegarLoopResult]: For program point L6397-1(lines 6397 6400) no Hoare annotation was computed. [2020-08-22 17:52:21,033 INFO L268 CegarLoopResult]: For program point L6397(lines 6397 6400) no Hoare annotation was computed. [2020-08-22 17:52:21,033 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_i_mutex_of_inodeFINAL(lines 6393 6409) no Hoare annotation was computed. [2020-08-22 17:52:21,033 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_i_mutex_of_inodeENTRY(lines 6393 6409) no Hoare annotation was computed. [2020-08-22 17:52:21,033 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_i_mutex_of_inodeEXIT(lines 6393 6409) no Hoare annotation was computed. [2020-08-22 17:52:21,033 INFO L268 CegarLoopResult]: For program point L6402(lines 6402 6407) no Hoare annotation was computed. [2020-08-22 17:52:21,033 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_i_mutex_of_inodeEXIT(lines 6512 6518) no Hoare annotation was computed. [2020-08-22 17:52:21,033 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_i_mutex_of_inodeFINAL(lines 6512 6518) no Hoare annotation was computed. [2020-08-22 17:52:21,033 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_i_mutex_of_inodeENTRY(lines 6512 6518) no Hoare annotation was computed. [2020-08-22 17:52:21,033 INFO L268 CegarLoopResult]: For program point dummy_postresetEXIT(lines 5924 5929) no Hoare annotation was computed. [2020-08-22 17:52:21,033 INFO L268 CegarLoopResult]: For program point dummy_postresetENTRY(lines 5924 5929) no Hoare annotation was computed. [2020-08-22 17:52:21,033 INFO L268 CegarLoopResult]: For program point dummy_postresetFINAL(lines 5924 5929) no Hoare annotation was computed. [2020-08-22 17:52:21,034 INFO L271 CegarLoopResult]: At program point ldv_initializeFINAL(lines 6976 6978) the Hoare annotation is: true [2020-08-22 17:52:21,034 INFO L268 CegarLoopResult]: For program point ldv_initializeEXIT(lines 6976 6978) no Hoare annotation was computed. [2020-08-22 17:52:21,034 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))) [2020-08-22 17:52:21,034 INFO L268 CegarLoopResult]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2020-08-22 17:52:21,034 INFO L268 CegarLoopResult]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2020-08-22 17:52:21,034 INFO L268 CegarLoopResult]: For program point usb_deregisterEXIT(lines 6993 6995) no Hoare annotation was computed. [2020-08-22 17:52:21,034 INFO L268 CegarLoopResult]: For program point usb_deregisterFINAL(lines 6993 6995) no Hoare annotation was computed. [2020-08-22 17:52:21,034 INFO L271 CegarLoopResult]: At program point usb_deregisterENTRY(lines 6993 6995) the Hoare annotation is: true [2020-08-22 17:52:21,034 INFO L271 CegarLoopResult]: At program point ldv_undef_int_negativeENTRY(lines 6325 6338) the Hoare annotation is: true [2020-08-22 17:52:21,034 INFO L271 CegarLoopResult]: At program point L6330(line 6330) the Hoare annotation is: true [2020-08-22 17:52:21,035 INFO L268 CegarLoopResult]: For program point L6332-1(lines 6332 6335) no Hoare annotation was computed. [2020-08-22 17:52:21,035 INFO L268 CegarLoopResult]: For program point L6332(lines 6332 6335) no Hoare annotation was computed. [2020-08-22 17:52:21,035 INFO L271 CegarLoopResult]: At program point L6333(line 6333) the Hoare annotation is: true [2020-08-22 17:52:21,035 INFO L268 CegarLoopResult]: For program point ldv_undef_int_negativeFINAL(lines 6325 6338) no Hoare annotation was computed. [2020-08-22 17:52:21,035 INFO L268 CegarLoopResult]: For program point L6330-1(line 6330) no Hoare annotation was computed. [2020-08-22 17:52:21,035 INFO L268 CegarLoopResult]: For program point ldv_undef_int_negativeEXIT(lines 6325 6338) no Hoare annotation was computed. [2020-08-22 17:52:21,035 INFO L268 CegarLoopResult]: For program point L6414(line 6414) no Hoare annotation was computed. [2020-08-22 17:52:21,035 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_i_mutex_of_inodeFINAL(lines 6410 6420) no Hoare annotation was computed. [2020-08-22 17:52:21,035 INFO L268 CegarLoopResult]: For program point L6413-1(lines 6413 6416) no Hoare annotation was computed. [2020-08-22 17:52:21,035 INFO L268 CegarLoopResult]: For program point L6413(lines 6413 6416) no Hoare annotation was computed. [2020-08-22 17:52:21,036 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_i_mutex_of_inodeENTRY(lines 6410 6420) no Hoare annotation was computed. [2020-08-22 17:52:21,036 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_i_mutex_of_inodeEXIT(lines 6410 6420) no Hoare annotation was computed. [2020-08-22 17:52:21,036 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_udevFINAL(lines 6921 6928) no Hoare annotation was computed. [2020-08-22 17:52:21,036 INFO L268 CegarLoopResult]: For program point L6925-1(line 6925) no Hoare annotation was computed. [2020-08-22 17:52:21,036 INFO L268 CegarLoopResult]: For program point L6925(line 6925) no Hoare annotation was computed. [2020-08-22 17:52:21,036 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_udevENTRY(lines 6921 6928) no Hoare annotation was computed. [2020-08-22 17:52:21,036 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_udevEXIT(lines 6921 6928) no Hoare annotation was computed. [2020-08-22 17:52:21,036 INFO L271 CegarLoopResult]: At program point usbnet_probeENTRY(lines 7008 7010) the Hoare annotation is: true [2020-08-22 17:52:21,036 INFO L268 CegarLoopResult]: For program point usbnet_probeFINAL(lines 7008 7010) no Hoare annotation was computed. [2020-08-22 17:52:21,036 INFO L268 CegarLoopResult]: For program point usbnet_probeEXIT(lines 7008 7010) no Hoare annotation was computed. [2020-08-22 17:52:21,036 INFO L268 CegarLoopResult]: For program point L6574(lines 6574 6579) no Hoare annotation was computed. [2020-08-22 17:52:21,036 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_lockEXIT(lines 6565 6581) no Hoare annotation was computed. [2020-08-22 17:52:21,037 INFO L268 CegarLoopResult]: For program point L6570(line 6570) no Hoare annotation was computed. [2020-08-22 17:52:21,037 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_lockENTRY(lines 6565 6581) no Hoare annotation was computed. [2020-08-22 17:52:21,037 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_lockFINAL(lines 6565 6581) no Hoare annotation was computed. [2020-08-22 17:52:21,037 INFO L268 CegarLoopResult]: For program point L6573(line 6573) no Hoare annotation was computed. [2020-08-22 17:52:21,037 INFO L268 CegarLoopResult]: For program point L6569-1(lines 6569 6572) no Hoare annotation was computed. [2020-08-22 17:52:21,037 INFO L268 CegarLoopResult]: For program point L6569(lines 6569 6572) no Hoare annotation was computed. [2020-08-22 17:52:21,037 INFO L268 CegarLoopResult]: For program point L6222(line 6222) no Hoare annotation was computed. [2020-08-22 17:52:21,037 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_5EXIT(lines 6219 6226) no Hoare annotation was computed. [2020-08-22 17:52:21,037 INFO L268 CegarLoopResult]: For program point L6222-1(line 6222) no Hoare annotation was computed. [2020-08-22 17:52:21,038 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_5ENTRY(lines 6219 6226) no Hoare annotation was computed. [2020-08-22 17:52:21,038 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_5FINAL(lines 6219 6226) no Hoare annotation was computed. [2020-08-22 17:52:21,038 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))) [2020-08-22 17:52:21,038 INFO L268 CegarLoopResult]: For program point cdc_subset_driver_exitEXIT(lines 5945 5951) no Hoare annotation was computed. [2020-08-22 17:52:21,038 INFO L268 CegarLoopResult]: For program point cdc_subset_driver_exitFINAL(lines 5945 5951) no Hoare annotation was computed. [2020-08-22 17:52:21,038 INFO L271 CegarLoopResult]: At program point usbnet_disconnectENTRY(lines 7004 7006) the Hoare annotation is: true [2020-08-22 17:52:21,038 INFO L268 CegarLoopResult]: For program point usbnet_disconnectFINAL(lines 7004 7006) no Hoare annotation was computed. [2020-08-22 17:52:21,038 INFO L268 CegarLoopResult]: For program point usbnet_disconnectEXIT(lines 7004 7006) no Hoare annotation was computed. [2020-08-22 17:52:21,038 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_udevFINAL(lines 6808 6824) no Hoare annotation was computed. [2020-08-22 17:52:21,039 INFO L268 CegarLoopResult]: For program point L6816(line 6816) no Hoare annotation was computed. [2020-08-22 17:52:21,039 INFO L268 CegarLoopResult]: For program point L6817(lines 6817 6822) no Hoare annotation was computed. [2020-08-22 17:52:21,039 INFO L268 CegarLoopResult]: For program point L6812-1(lines 6812 6815) no Hoare annotation was computed. [2020-08-22 17:52:21,039 INFO L268 CegarLoopResult]: For program point L6812(lines 6812 6815) no Hoare annotation was computed. [2020-08-22 17:52:21,039 INFO L268 CegarLoopResult]: For program point L6813(line 6813) no Hoare annotation was computed. [2020-08-22 17:52:21,039 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_udevENTRY(lines 6808 6824) no Hoare annotation was computed. [2020-08-22 17:52:21,039 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_udevEXIT(lines 6808 6824) no Hoare annotation was computed. [2020-08-22 17:52:21,039 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_lockFINAL(lines 6626 6632) no Hoare annotation was computed. [2020-08-22 17:52:21,039 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_lockENTRY(lines 6626 6632) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_lockEXIT(lines 6626 6632) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_mutex_of_deviceEXIT(lines 6770 6776) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_mutex_of_deviceENTRY(lines 6770 6776) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_mutex_of_deviceFINAL(lines 6770 6776) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L271 CegarLoopResult]: At program point usb_register_driverENTRY(lines 6997 6999) the Hoare annotation is: true [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point usb_register_driverFINAL(lines 6997 6999) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point usb_register_driverEXIT(lines 6997 6999) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_mutex_of_deviceEXIT(lines 6785 6799) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point L6795-1(line 6795) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point L6795(line 6795) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_mutex_of_deviceENTRY(lines 6785 6799) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_mutex_of_deviceFINAL(lines 6785 6799) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point L6790(line 6790) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point L6791(lines 6791 6797) no Hoare annotation was computed. [2020-08-22 17:52:21,040 INFO L268 CegarLoopResult]: For program point L6792-1(line 6792) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point L6792(line 6792) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point L6790-1(line 6790) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_mutex_of_deviceEXIT(lines 6777 6784) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point L6781-1(line 6781) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point L6781(line 6781) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_mutex_of_deviceENTRY(lines 6777 6784) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_mutex_of_deviceFINAL(lines 6777 6784) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_12FINAL(lines 6280 6287) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point L6284-1(line 6284) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_12EXIT(lines 6280 6287) no Hoare annotation was computed. [2020-08-22 17:52:21,041 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)) [2020-08-22 17:52:21,041 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)) [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point ldv_is_errEXIT(lines 6339 6344) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point ldv_is_errENTRY(lines 6339 6344) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point ldv_is_errFINAL(lines 6339 6344) no Hoare annotation was computed. [2020-08-22 17:52:21,041 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_8ENTRY(lines 6243 6255) no Hoare annotation was computed. [2020-08-22 17:52:21,042 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_8EXIT(lines 6243 6255) no Hoare annotation was computed. [2020-08-22 17:52:21,042 INFO L268 CegarLoopResult]: For program point L6251(line 6251) no Hoare annotation was computed. [2020-08-22 17:52:21,042 INFO L268 CegarLoopResult]: For program point L6251-1(line 6251) no Hoare annotation was computed. [2020-08-22 17:52:21,042 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_8FINAL(lines 6243 6255) no Hoare annotation was computed. [2020-08-22 17:52:21,042 INFO L268 CegarLoopResult]: For program point L6249(line 6249) no Hoare annotation was computed. [2020-08-22 17:52:21,042 INFO L268 CegarLoopResult]: For program point L6249-1(line 6249) no Hoare annotation was computed. [2020-08-22 17:52:21,042 INFO L268 CegarLoopResult]: For program point usbnet_suspendFINAL(lines 7016 7018) no Hoare annotation was computed. [2020-08-22 17:52:21,042 INFO L271 CegarLoopResult]: At program point usbnet_suspendENTRY(lines 7016 7018) the Hoare annotation is: true [2020-08-22 17:52:21,042 INFO L268 CegarLoopResult]: For program point usbnet_suspendEXIT(lines 7016 7018) no Hoare annotation was computed. [2020-08-22 17:52:21,042 INFO L268 CegarLoopResult]: For program point cdc_subset_driver_initEXIT(lines 5937 5944) no Hoare annotation was computed. [2020-08-22 17:52:21,042 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))) [2020-08-22 17:52:21,042 INFO L268 CegarLoopResult]: For program point cdc_subset_driver_initFINAL(lines 5937 5944) no Hoare annotation was computed. [2020-08-22 17:52:21,042 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))) [2020-08-22 17:52:21,042 INFO L268 CegarLoopResult]: For program point L5941-1(line 5941) no Hoare annotation was computed. [2020-08-22 17:52:21,042 INFO L268 CegarLoopResult]: For program point ldv_mallocENTRY(lines 5712 5728) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point L5724-1(line 5724) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point L5724(line 5724) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point L5719(lines 5719 5726) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point ldv_mallocFINAL(lines 5712 5728) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point ldv_mallocEXIT(lines 5712 5728) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point L6558(line 6558) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_lockFINAL(lines 6554 6564) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point L6557-1(lines 6557 6560) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point L6557(lines 6557 6560) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_lockENTRY(lines 6554 6564) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_lockEXIT(lines 6554 6564) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point L6430(lines 6430 6435) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point L6426(line 6426) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point L6429(line 6429) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point L6425-1(lines 6425 6428) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point L6425(lines 6425 6428) no Hoare annotation was computed. [2020-08-22 17:52:21,043 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_i_mutex_of_inodeEXIT(lines 6421 6437) no Hoare annotation was computed. [2020-08-22 17:52:21,044 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_i_mutex_of_inodeENTRY(lines 6421 6437) no Hoare annotation was computed. [2020-08-22 17:52:21,044 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_i_mutex_of_inodeFINAL(lines 6421 6437) no Hoare annotation was computed. [2020-08-22 17:52:21,044 INFO L268 CegarLoopResult]: For program point L6878(line 6878) no Hoare annotation was computed. [2020-08-22 17:52:21,044 INFO L268 CegarLoopResult]: For program point L6879(lines 6879 6883) no Hoare annotation was computed. [2020-08-22 17:52:21,044 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_udevEXIT(lines 6870 6886) no Hoare annotation was computed. [2020-08-22 17:52:21,044 INFO L268 CegarLoopResult]: For program point L6874(lines 6874 6877) no Hoare annotation was computed. [2020-08-22 17:52:21,044 INFO L268 CegarLoopResult]: For program point L6875(line 6875) no Hoare annotation was computed. [2020-08-22 17:52:21,044 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_udevENTRY(lines 6870 6886) no Hoare annotation was computed. [2020-08-22 17:52:21,044 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_udevFINAL(lines 6870 6886) no Hoare annotation was computed. [2020-08-22 17:52:21,044 INFO L268 CegarLoopResult]: For program point L6874-1(lines 6874 6877) no Hoare annotation was computed. [2020-08-22 17:52:21,044 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))) [2020-08-22 17:52:21,044 INFO L268 CegarLoopResult]: For program point L5963-1(line 5963) no Hoare annotation was computed. [2020-08-22 17:52:21,044 INFO L268 CegarLoopResult]: For program point ldv_usb_driver_1EXIT(lines 5959 5967) no Hoare annotation was computed. [2020-08-22 17:52:21,045 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))) [2020-08-22 17:52:21,045 INFO L268 CegarLoopResult]: For program point ldv_usb_driver_1FINAL(lines 5959 5967) no Hoare annotation was computed. [2020-08-22 17:52:21,045 INFO L268 CegarLoopResult]: For program point L5840-1(line 5840) no Hoare annotation was computed. [2020-08-22 17:52:21,045 INFO L268 CegarLoopResult]: For program point L5841(lines 5841 5844) no Hoare annotation was computed. [2020-08-22 17:52:21,045 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)) [2020-08-22 17:52:21,045 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)) [2020-08-22 17:52:21,045 INFO L268 CegarLoopResult]: For program point m5632_recoverFINAL(lines 5832 5849) no Hoare annotation was computed. [2020-08-22 17:52:21,045 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))) [2020-08-22 17:52:21,045 INFO L268 CegarLoopResult]: For program point m5632_recoverEXIT(lines 5832 5849) no Hoare annotation was computed. [2020-08-22 17:52:21,045 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))) [2020-08-22 17:52:21,045 INFO L268 CegarLoopResult]: For program point L5845-1(line 5845) no Hoare annotation was computed. [2020-08-22 17:52:21,045 INFO L268 CegarLoopResult]: For program point ldv_ptr_errENTRY(lines 6351 6356) no Hoare annotation was computed. [2020-08-22 17:52:21,045 INFO L268 CegarLoopResult]: For program point ldv_ptr_errFINAL(lines 6351 6356) no Hoare annotation was computed. [2020-08-22 17:52:21,045 INFO L268 CegarLoopResult]: For program point ldv_ptr_errEXIT(lines 6351 6356) no Hoare annotation was computed. [2020-08-22 17:52:21,046 INFO L268 CegarLoopResult]: For program point __ldv_usb_unlock_deviceFINAL(lines 6973 6975) no Hoare annotation was computed. [2020-08-22 17:52:21,046 INFO L271 CegarLoopResult]: At program point __ldv_usb_unlock_deviceENTRY(lines 6973 6975) the Hoare annotation is: true [2020-08-22 17:52:21,046 INFO L268 CegarLoopResult]: For program point __ldv_usb_unlock_deviceEXIT(lines 6973 6975) no Hoare annotation was computed. [2020-08-22 17:52:21,046 INFO L268 CegarLoopResult]: For program point L6603(lines 6603 6612) no Hoare annotation was computed. [2020-08-22 17:52:21,046 INFO L268 CegarLoopResult]: For program point L6604-1(line 6604) no Hoare annotation was computed. [2020-08-22 17:52:21,046 INFO L268 CegarLoopResult]: For program point L6604(line 6604) no Hoare annotation was computed. [2020-08-22 17:52:21,046 INFO L268 CegarLoopResult]: For program point L6605(lines 6605 6609) no Hoare annotation was computed. [2020-08-22 17:52:21,046 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_lockEXIT(lines 6599 6614) no Hoare annotation was computed. [2020-08-22 17:52:21,046 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_lockENTRY(lines 6599 6614) no Hoare annotation was computed. [2020-08-22 17:52:21,046 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_lockFINAL(lines 6599 6614) no Hoare annotation was computed. [2020-08-22 17:52:21,046 INFO L268 CegarLoopResult]: For program point dummy_preresetENTRY(lines 5918 5923) no Hoare annotation was computed. [2020-08-22 17:52:21,046 INFO L268 CegarLoopResult]: For program point dummy_preresetFINAL(lines 5918 5923) no Hoare annotation was computed. [2020-08-22 17:52:21,047 INFO L268 CegarLoopResult]: For program point dummy_preresetEXIT(lines 5918 5923) no Hoare annotation was computed. [2020-08-22 17:52:21,047 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_udevEXIT(lines 6929 6943) no Hoare annotation was computed. [2020-08-22 17:52:21,047 INFO L268 CegarLoopResult]: For program point L6939-1(line 6939) no Hoare annotation was computed. [2020-08-22 17:52:21,047 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)) [2020-08-22 17:52:21,047 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_udevFINAL(lines 6929 6943) no Hoare annotation was computed. [2020-08-22 17:52:21,047 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)) [2020-08-22 17:52:21,047 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)) [2020-08-22 17:52:21,047 INFO L268 CegarLoopResult]: For program point L6935(lines 6935 6941) no Hoare annotation was computed. [2020-08-22 17:52:21,047 INFO L268 CegarLoopResult]: For program point L6936-1(line 6936) no Hoare annotation was computed. [2020-08-22 17:52:21,047 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)) [2020-08-22 17:52:21,047 INFO L268 CegarLoopResult]: For program point L6934-1(line 6934) no Hoare annotation was computed. [2020-08-22 17:52:21,047 INFO L268 CegarLoopResult]: For program point ldv_reset_resume_1FINAL(lines 6980 6982) no Hoare annotation was computed. [2020-08-22 17:52:21,047 INFO L268 CegarLoopResult]: For program point ldv_reset_resume_1EXIT(lines 6980 6982) no Hoare annotation was computed. [2020-08-22 17:52:21,047 INFO L271 CegarLoopResult]: At program point ldv_reset_resume_1ENTRY(lines 6980 6982) the Hoare annotation is: true [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point L6366(lines 6366 6370) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point L6362(lines 6362 6371) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point L6365-1(line 6365) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point L6366-2(lines 6362 6371) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point L6365(line 6365) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point ldv_is_err_or_nullENTRY(lines 6357 6374) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point ldv_is_err_or_nullEXIT(lines 6357 6374) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point ldv_is_err_or_nullFINAL(lines 6357 6374) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point kfreeEXIT(lines 7020 7022) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point kfreeENTRY(lines 7020 7022) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point kfreeFINAL(lines 7020 7022) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_6ENTRY(lines 6227 6234) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_6EXIT(lines 6227 6234) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_6FINAL(lines 6227 6234) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point L6230(line 6230) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point L6230-1(line 6230) no Hoare annotation was computed. [2020-08-22 17:52:21,048 INFO L268 CegarLoopResult]: For program point ldv_err_ptrEXIT(lines 6345 6350) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point ldv_err_ptrENTRY(lines 6345 6350) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point ldv_err_ptrFINAL(lines 6345 6350) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_udevEXIT(lines 6853 6869) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_udevENTRY(lines 6853 6869) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point L6862(lines 6862 6867) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point L6858(line 6858) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point L6861(line 6861) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point L6857-1(lines 6857 6860) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point L6857(lines 6857 6860) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point ldv_mutex_trylock_udevFINAL(lines 6853 6869) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_9ENTRY(lines 6256 6263) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_9EXIT(lines 6256 6263) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_9FINAL(lines 6256 6263) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point L6259(line 6259) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point L6259-1(line 6259) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point mutex_trylockENTRY(lines 6987 6989) no Hoare annotation was computed. [2020-08-22 17:52:21,049 INFO L268 CegarLoopResult]: For program point mutex_trylockEXIT(lines 6987 6989) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point mutex_trylockFINAL(lines 6987 6989) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_lockENTRY(lines 6615 6625) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point L6618(lines 6618 6621) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point L6619(line 6619) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_lockEXIT(lines 6615 6625) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_lockFINAL(lines 6615 6625) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point L6618-1(lines 6618 6621) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_udevFINAL(lines 6914 6920) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_udevEXIT(lines 6914 6920) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_udevENTRY(lines 6914 6920) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_mutex_of_deviceFINAL(lines 6800 6806) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_mutex_of_deviceENTRY(lines 6800 6806) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_mutex_of_deviceEXIT(lines 6800 6806) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point L6267(line 6267) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_10ENTRY(lines 6264 6271) no Hoare annotation was computed. [2020-08-22 17:52:21,050 INFO L268 CegarLoopResult]: For program point L6267-1(line 6267) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_10FINAL(lines 6264 6271) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_10EXIT(lines 6264 6271) no Hoare annotation was computed. [2020-08-22 17:52:21,051 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))) [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_udevFINAL(lines 6944 6950) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_udevEXIT(lines 6944 6950) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point mutex_unlockENTRY(lines 6990 6992) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point mutex_unlockEXIT(lines 6990 6992) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point mutex_unlockFINAL(lines 6990 6992) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point L6686(line 6686) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point L6689(line 6689) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_mutex_of_deviceENTRY(lines 6681 6697) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point L6685-1(lines 6685 6688) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point L6685(lines 6685 6688) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_mutex_of_deviceEXIT(lines 6681 6697) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_mutex_of_deviceFINAL(lines 6681 6697) no Hoare annotation was computed. [2020-08-22 17:52:21,051 INFO L268 CegarLoopResult]: For program point L6690(lines 6690 6695) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point ldv_errorFINAL(lines 6318 6324) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L271 CegarLoopResult]: At program point ldv_errorENTRY(lines 6318 6324) the Hoare annotation is: true [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6322) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point ldv_errorEXIT(lines 6318 6324) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_udevENTRY(lines 6887 6902) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point L6891(lines 6891 6900) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point L6892-1(line 6892) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point L6892(line 6892) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point L6893(lines 6893 6897) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_udevFINAL(lines 6887 6902) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point ldv_mutex_is_locked_udevEXIT(lines 6887 6902) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L271 CegarLoopResult]: At program point usb_reset_deviceENTRY(lines 7001 7003) the Hoare annotation is: true [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point usb_reset_deviceFINAL(lines 7001 7003) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point usb_reset_deviceEXIT(lines 7001 7003) no Hoare annotation was computed. [2020-08-22 17:52:21,052 INFO L268 CegarLoopResult]: For program point ldv_undef_ulongENTRY(lines 5773 5780) no Hoare annotation was computed. [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point ldv_undef_ulongEXIT(lines 5773 5780) no Hoare annotation was computed. [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point ldv_undef_ulongFINAL(lines 5773 5780) no Hoare annotation was computed. [2020-08-22 17:52:21,053 INFO L271 CegarLoopResult]: At program point always_connectedENTRY(lines 5826 5831) the Hoare annotation is: true [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point always_connectedFINAL(lines 5826 5831) no Hoare annotation was computed. [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point always_connectedEXIT(lines 5826 5831) no Hoare annotation was computed. [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point ldv_usb_deregister_15FINAL(lines 6310 6317) no Hoare annotation was computed. [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point ldv_usb_deregister_15EXIT(lines 6310 6317) no Hoare annotation was computed. [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point L6313-1(line 6313) no Hoare annotation was computed. [2020-08-22 17:52:21,053 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))) [2020-08-22 17:52:21,053 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))) [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point L6762(lines 6762 6765) no Hoare annotation was computed. [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point L6763(line 6763) no Hoare annotation was computed. [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_mutex_of_deviceEXIT(lines 6759 6769) no Hoare annotation was computed. [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point L6762-1(lines 6762 6765) no Hoare annotation was computed. [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_mutex_of_deviceENTRY(lines 6759 6769) no Hoare annotation was computed. [2020-08-22 17:52:21,053 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_mutex_of_deviceFINAL(lines 6759 6769) no Hoare annotation was computed. [2020-08-22 17:52:21,054 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))) [2020-08-22 17:52:21,054 INFO L268 CegarLoopResult]: For program point ldv_usb_register_driver_14FINAL(lines 6296 6309) no Hoare annotation was computed. [2020-08-22 17:52:21,054 INFO L268 CegarLoopResult]: For program point L6306-1(line 6306) no Hoare annotation was computed. [2020-08-22 17:52:21,054 INFO L268 CegarLoopResult]: For program point ldv_usb_register_driver_14EXIT(lines 6296 6309) no Hoare annotation was computed. [2020-08-22 17:52:21,054 INFO L268 CegarLoopResult]: For program point L6302-1(line 6302) no Hoare annotation was computed. [2020-08-22 17:52:21,054 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))) [2020-08-22 17:52:21,054 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))) [2020-08-22 17:52:21,054 INFO L268 CegarLoopResult]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2020-08-22 17:52:21,054 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-08-22 17:52:21,054 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))) [2020-08-22 17:52:21,054 INFO L268 CegarLoopResult]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2020-08-22 17:52:21,054 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_lockENTRY(lines 6641 6655) no Hoare annotation was computed. [2020-08-22 17:52:21,054 INFO L268 CegarLoopResult]: For program point L6651-1(line 6651) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point L6651(line 6651) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point L6646(line 6646) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point L6647(lines 6647 6653) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point L6648-1(line 6648) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_lockFINAL(lines 6641 6655) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point L6648(line 6648) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_lockEXIT(lines 6641 6655) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point L6646-1(line 6646) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point L6834(lines 6834 6839) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_udevFINAL(lines 6825 6841) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point L6830(line 6830) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point L6833(line 6833) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point L6829-1(lines 6829 6832) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point L6829(lines 6829 6832) no Hoare annotation was computed. [2020-08-22 17:52:21,055 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_udevEXIT(lines 6825 6841) no Hoare annotation was computed. [2020-08-22 17:52:21,056 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_killable_udevENTRY(lines 6825 6841) no Hoare annotation was computed. [2020-08-22 17:52:21,056 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_i_mutex_of_inodeEXIT(lines 6489 6496) no Hoare annotation was computed. [2020-08-22 17:52:21,056 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_i_mutex_of_inodeENTRY(lines 6489 6496) no Hoare annotation was computed. [2020-08-22 17:52:21,056 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_i_mutex_of_inodeFINAL(lines 6489 6496) no Hoare annotation was computed. [2020-08-22 17:52:21,056 INFO L268 CegarLoopResult]: For program point L6493-1(line 6493) no Hoare annotation was computed. [2020-08-22 17:52:21,056 INFO L268 CegarLoopResult]: For program point L6493(line 6493) no Hoare annotation was computed. [2020-08-22 17:52:21,056 INFO L268 CegarLoopResult]: For program point L5710(line 5710) no Hoare annotation was computed. [2020-08-22 17:52:21,056 INFO L271 CegarLoopResult]: At program point assume_abort_if_notENTRY(lines 5709 5711) the Hoare annotation is: true [2020-08-22 17:52:21,056 INFO L268 CegarLoopResult]: For program point L5710-2(lines 5709 5711) no Hoare annotation was computed. [2020-08-22 17:52:21,056 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 5709 5711) no Hoare annotation was computed. [2020-08-22 17:52:21,057 INFO L268 CegarLoopResult]: For program point ldv_init_zallocFINAL(lines 5746 5756) no Hoare annotation was computed. [2020-08-22 17:52:21,057 INFO L268 CegarLoopResult]: For program point ldv_init_zallocEXIT(lines 5746 5756) no Hoare annotation was computed. [2020-08-22 17:52:21,057 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))) [2020-08-22 17:52:21,057 INFO L268 CegarLoopResult]: For program point L5751-1(line 5751) no Hoare annotation was computed. [2020-08-22 17:52:21,057 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))) [2020-08-22 17:52:21,057 INFO L271 CegarLoopResult]: At program point L5753(line 5753) the Hoare annotation is: true [2020-08-22 17:52:21,057 INFO L268 CegarLoopResult]: For program point L5753-1(line 5753) no Hoare annotation was computed. [2020-08-22 17:52:21,057 INFO L268 CegarLoopResult]: For program point L6590(line 6590) no Hoare annotation was computed. [2020-08-22 17:52:21,058 INFO L268 CegarLoopResult]: For program point L6591(lines 6591 6595) no Hoare annotation was computed. [2020-08-22 17:52:21,058 INFO L268 CegarLoopResult]: For program point L6586(lines 6586 6589) no Hoare annotation was computed. [2020-08-22 17:52:21,058 INFO L268 CegarLoopResult]: For program point L6587(line 6587) no Hoare annotation was computed. [2020-08-22 17:52:21,058 INFO L268 CegarLoopResult]: For program point L6586-1(lines 6586 6589) no Hoare annotation was computed. [2020-08-22 17:52:21,058 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_lockFINAL(lines 6582 6598) no Hoare annotation was computed. [2020-08-22 17:52:21,058 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_lockENTRY(lines 6582 6598) no Hoare annotation was computed. [2020-08-22 17:52:21,058 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_lockEXIT(lines 6582 6598) no Hoare annotation was computed. [2020-08-22 17:52:21,058 INFO L268 CegarLoopResult]: For program point L6507-1(line 6507) no Hoare annotation was computed. [2020-08-22 17:52:21,058 INFO L268 CegarLoopResult]: For program point L6507(line 6507) no Hoare annotation was computed. [2020-08-22 17:52:21,058 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_i_mutex_of_inodeENTRY(lines 6497 6511) no Hoare annotation was computed. [2020-08-22 17:52:21,059 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_i_mutex_of_inodeFINAL(lines 6497 6511) no Hoare annotation was computed. [2020-08-22 17:52:21,059 INFO L268 CegarLoopResult]: For program point L6502(line 6502) no Hoare annotation was computed. [2020-08-22 17:52:21,059 INFO L268 CegarLoopResult]: For program point L6503(lines 6503 6509) no Hoare annotation was computed. [2020-08-22 17:52:21,059 INFO L268 CegarLoopResult]: For program point L6504-1(line 6504) no Hoare annotation was computed. [2020-08-22 17:52:21,059 INFO L268 CegarLoopResult]: For program point L6504(line 6504) no Hoare annotation was computed. [2020-08-22 17:52:21,059 INFO L268 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_i_mutex_of_inodeEXIT(lines 6497 6511) no Hoare annotation was computed. [2020-08-22 17:52:21,059 INFO L268 CegarLoopResult]: For program point L6502-1(line 6502) no Hoare annotation was computed. [2020-08-22 17:52:21,059 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 17:52:21,060 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)) [2020-08-22 17:52:21,060 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 17:52:21,060 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_i_mutex_of_inodeFINAL(lines 6438 6454) no Hoare annotation was computed. [2020-08-22 17:52:21,060 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_i_mutex_of_inodeENTRY(lines 6438 6454) no Hoare annotation was computed. [2020-08-22 17:52:21,060 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_i_mutex_of_inodeEXIT(lines 6438 6454) no Hoare annotation was computed. [2020-08-22 17:52:21,060 INFO L268 CegarLoopResult]: For program point L6446(line 6446) no Hoare annotation was computed. [2020-08-22 17:52:21,060 INFO L268 CegarLoopResult]: For program point L6447(lines 6447 6451) no Hoare annotation was computed. [2020-08-22 17:52:21,061 INFO L268 CegarLoopResult]: For program point L6442(lines 6442 6445) no Hoare annotation was computed. [2020-08-22 17:52:21,061 INFO L268 CegarLoopResult]: For program point L6443(line 6443) no Hoare annotation was computed. [2020-08-22 17:52:21,061 INFO L268 CegarLoopResult]: For program point L6442-1(lines 6442 6445) no Hoare annotation was computed. [2020-08-22 17:52:21,061 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_lockFINAL(lines 6656 6662) no Hoare annotation was computed. [2020-08-22 17:52:21,061 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_lockENTRY(lines 6656 6662) no Hoare annotation was computed. [2020-08-22 17:52:21,061 INFO L268 CegarLoopResult]: For program point ldv_usb_unlock_device_lockEXIT(lines 6656 6662) no Hoare annotation was computed. [2020-08-22 17:52:21,061 INFO L268 CegarLoopResult]: For program point L6966(lines 6951 6972) no Hoare annotation was computed. [2020-08-22 17:52:21,061 INFO L268 CegarLoopResult]: For program point L6962(lines 6953 6971) no Hoare annotation was computed. [2020-08-22 17:52:21,061 INFO L268 CegarLoopResult]: For program point L6958(lines 6953 6971) no Hoare annotation was computed. [2020-08-22 17:52:21,062 INFO L268 CegarLoopResult]: For program point L6954(lines 6953 6971) no Hoare annotation was computed. [2020-08-22 17:52:21,062 INFO L268 CegarLoopResult]: For program point ldv_check_final_stateEXIT(lines 6951 6972) no Hoare annotation was computed. [2020-08-22 17:52:21,062 INFO L271 CegarLoopResult]: At program point ldv_check_final_stateENTRY(lines 6951 6972) the Hoare annotation is: true [2020-08-22 17:52:21,062 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))) [2020-08-22 17:52:21,062 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))) [2020-08-22 17:52:21,062 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))) [2020-08-22 17:52:21,062 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))) [2020-08-22 17:52:21,062 INFO L268 CegarLoopResult]: For program point L5739(line 5739) no Hoare annotation was computed. [2020-08-22 17:52:21,063 INFO L268 CegarLoopResult]: For program point L5739-1(line 5739) no Hoare annotation was computed. [2020-08-22 17:52:21,063 INFO L268 CegarLoopResult]: For program point L5741(line 5741) no Hoare annotation was computed. [2020-08-22 17:52:21,063 INFO L268 CegarLoopResult]: For program point L5741-1(line 5741) no Hoare annotation was computed. [2020-08-22 17:52:21,063 INFO L268 CegarLoopResult]: For program point ldv_zallocEXIT(lines 5729 5745) no Hoare annotation was computed. [2020-08-22 17:52:21,063 INFO L268 CegarLoopResult]: For program point L5736(lines 5736 5743) no Hoare annotation was computed. [2020-08-22 17:52:21,063 INFO L268 CegarLoopResult]: For program point ldv_zallocENTRY(lines 5729 5745) no Hoare annotation was computed. [2020-08-22 17:52:21,063 INFO L268 CegarLoopResult]: For program point ldv_zallocFINAL(lines 5729 5745) no Hoare annotation was computed. [2020-08-22 17:52:21,063 INFO L268 CegarLoopResult]: For program point mutex_lockENTRY(lines 6983 6985) no Hoare annotation was computed. [2020-08-22 17:52:21,063 INFO L268 CegarLoopResult]: For program point mutex_lockFINAL(lines 6983 6985) no Hoare annotation was computed. [2020-08-22 17:52:21,063 INFO L268 CegarLoopResult]: For program point mutex_lockEXIT(lines 6983 6985) no Hoare annotation was computed. [2020-08-22 17:52:21,063 INFO L268 CegarLoopResult]: For program point L6637-1(line 6637) no Hoare annotation was computed. [2020-08-22 17:52:21,064 INFO L268 CegarLoopResult]: For program point L6637(line 6637) no Hoare annotation was computed. [2020-08-22 17:52:21,064 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_lockEXIT(lines 6633 6640) no Hoare annotation was computed. [2020-08-22 17:52:21,064 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_lockFINAL(lines 6633 6640) no Hoare annotation was computed. [2020-08-22 17:52:21,064 INFO L268 CegarLoopResult]: For program point ldv_usb_trylock_device_lockENTRY(lines 6633 6640) no Hoare annotation was computed. [2020-08-22 17:52:21,064 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceEXIT(lines 6726 6742) no Hoare annotation was computed. [2020-08-22 17:52:21,064 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceENTRY(lines 6726 6742) no Hoare annotation was computed. [2020-08-22 17:52:21,064 INFO L268 CegarLoopResult]: For program point L6734(line 6734) no Hoare annotation was computed. [2020-08-22 17:52:21,064 INFO L268 CegarLoopResult]: For program point L6735(lines 6735 6739) no Hoare annotation was computed. [2020-08-22 17:52:21,064 INFO L268 CegarLoopResult]: For program point L6730(lines 6730 6733) no Hoare annotation was computed. [2020-08-22 17:52:21,064 INFO L268 CegarLoopResult]: For program point L6731(line 6731) no Hoare annotation was computed. [2020-08-22 17:52:21,065 INFO L268 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceFINAL(lines 6726 6742) no Hoare annotation was computed. [2020-08-22 17:52:21,065 INFO L268 CegarLoopResult]: For program point L6730-1(lines 6730 6733) no Hoare annotation was computed. [2020-08-22 17:52:21,065 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 17:52:21,065 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)) [2020-08-22 17:52:21,065 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 17:52:21,065 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 17:52:21,065 INFO L268 CegarLoopResult]: For program point ldv_memsetFINAL(lines 5757 5764) no Hoare annotation was computed. [2020-08-22 17:52:21,065 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$.base)|)) (not (= ~ldv_retval_3~0 0)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-08-22 17:52:21,065 INFO L268 CegarLoopResult]: For program point L5761-1(line 5761) no Hoare annotation was computed. [2020-08-22 17:52:21,066 INFO L264 CegarLoopResult]: At program point ldv_memsetENTRY(lines 5757 5764) the Hoare annotation is: (or (not (= ~ldv_state_variable_6~0 0)) (and (= |#memory_$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))) [2020-08-22 17:52:21,066 INFO L268 CegarLoopResult]: For program point ldv_memsetEXIT(lines 5757 5764) no Hoare annotation was computed. [2020-08-22 17:52:21,066 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_i_mutex_of_inodeFINAL(lines 6471 6481) no Hoare annotation was computed. [2020-08-22 17:52:21,066 INFO L268 CegarLoopResult]: For program point L6474(lines 6474 6477) no Hoare annotation was computed. [2020-08-22 17:52:21,066 INFO L268 CegarLoopResult]: For program point L6475(line 6475) no Hoare annotation was computed. [2020-08-22 17:52:21,066 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_i_mutex_of_inodeEXIT(lines 6471 6481) no Hoare annotation was computed. [2020-08-22 17:52:21,066 INFO L268 CegarLoopResult]: For program point ldv_mutex_unlock_i_mutex_of_inodeENTRY(lines 6471 6481) no Hoare annotation was computed. [2020-08-22 17:52:21,066 INFO L268 CegarLoopResult]: For program point L6474-1(lines 6474 6477) no Hoare annotation was computed. [2020-08-22 17:52:21,066 INFO L268 CegarLoopResult]: For program point L6528(line 6528) no Hoare annotation was computed. [2020-08-22 17:52:21,066 INFO L268 CegarLoopResult]: For program point L6529(lines 6529 6534) no Hoare annotation was computed. [2020-08-22 17:52:21,066 INFO L268 CegarLoopResult]: For program point L6524-1(lines 6524 6527) no Hoare annotation was computed. [2020-08-22 17:52:21,067 INFO L268 CegarLoopResult]: For program point L6524(lines 6524 6527) no Hoare annotation was computed. [2020-08-22 17:52:21,067 INFO L268 CegarLoopResult]: For program point L6525(line 6525) no Hoare annotation was computed. [2020-08-22 17:52:21,067 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_lockFINAL(lines 6520 6536) no Hoare annotation was computed. [2020-08-22 17:52:21,067 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_lockEXIT(lines 6520 6536) no Hoare annotation was computed. [2020-08-22 17:52:21,067 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_lockENTRY(lines 6520 6536) no Hoare annotation was computed. [2020-08-22 17:52:21,067 INFO L268 CegarLoopResult]: For program point L6702(line 6702) no Hoare annotation was computed. [2020-08-22 17:52:21,067 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_mutex_of_deviceENTRY(lines 6698 6708) no Hoare annotation was computed. [2020-08-22 17:52:21,067 INFO L268 CegarLoopResult]: For program point L6701-1(lines 6701 6704) no Hoare annotation was computed. [2020-08-22 17:52:21,067 INFO L268 CegarLoopResult]: For program point L6701(lines 6701 6704) no Hoare annotation was computed. [2020-08-22 17:52:21,067 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_mutex_of_deviceFINAL(lines 6698 6708) no Hoare annotation was computed. [2020-08-22 17:52:21,067 INFO L268 CegarLoopResult]: For program point ldv_mutex_lock_mutex_of_deviceEXIT(lines 6698 6708) no Hoare annotation was computed. [2020-08-22 17:52:21,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 05:52:21 BoogieIcfgContainer [2020-08-22 17:52:21,089 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 17:52:21,090 INFO L168 Benchmark]: Toolchain (without parser) took 117741.75 ms. Allocated memory was 141.0 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 94.6 MB in the beginning and 526.7 MB in the end (delta: -432.1 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-08-22 17:52:21,091 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-08-22 17:52:21,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1861.53 ms. Allocated memory was 141.0 MB in the beginning and 233.3 MB in the end (delta: 92.3 MB). Free memory was 94.4 MB in the beginning and 123.7 MB in the end (delta: -29.3 MB). Peak memory consumption was 71.4 MB. Max. memory is 7.1 GB. [2020-08-22 17:52:21,092 INFO L168 Benchmark]: Boogie Preprocessor took 216.23 ms. Allocated memory is still 233.3 MB. Free memory was 123.7 MB in the beginning and 110.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2020-08-22 17:52:21,093 INFO L168 Benchmark]: RCFGBuilder took 3197.50 ms. Allocated memory was 233.3 MB in the beginning and 255.3 MB in the end (delta: 22.0 MB). Free memory was 110.7 MB in the beginning and 95.7 MB in the end (delta: 15.0 MB). Peak memory consumption was 52.3 MB. Max. memory is 7.1 GB. [2020-08-22 17:52:21,093 INFO L168 Benchmark]: TraceAbstraction took 112461.38 ms. Allocated memory was 255.3 MB in the beginning and 1.2 GB in the end (delta: 910.2 MB). Free memory was 95.7 MB in the beginning and 526.7 MB in the end (delta: -431.0 MB). Peak memory consumption was 951.0 MB. Max. memory is 7.1 GB. [2020-08-22 17:52:21,098 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 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1861.53 ms. Allocated memory was 141.0 MB in the beginning and 233.3 MB in the end (delta: 92.3 MB). Free memory was 94.4 MB in the beginning and 123.7 MB in the end (delta: -29.3 MB). Peak memory consumption was 71.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 216.23 ms. Allocated memory is still 233.3 MB. Free memory was 123.7 MB in the beginning and 110.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3197.50 ms. Allocated memory was 233.3 MB in the beginning and 255.3 MB in the end (delta: 22.0 MB). Free memory was 110.7 MB in the beginning and 95.7 MB in the end (delta: 15.0 MB). Peak memory consumption was 52.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 112461.38 ms. Allocated memory was 255.3 MB in the beginning and 1.2 GB in the end (delta: 910.2 MB). Free memory was 95.7 MB in the beginning and 526.7 MB in the end (delta: -431.0 MB). Peak memory consumption was 951.0 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: 88.0s, OverallIterations: 11, TraceHistogramMax: 7, AutomataDifference: 74.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 24.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3373 SDtfs, 6286 SDslu, 6119 SDs, 0 SdLazy, 6405 SolverSat, 4043 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 56.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 821 GetRequests, 650 SyntacticMatches, 4 SemanticMatches, 167 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 17.8s 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, 4.9s HoareSimplificationTime, 94 FomulaSimplificationsInter, 31021 FormulaSimplificationTreeSizeReductionInter, 19.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 10.0s 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...