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-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 00:19:04,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 00:19:04,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 00:19:04,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 00:19:04,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 00:19:04,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 00:19:04,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 00:19:04,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 00:19:04,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 00:19:04,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 00:19:04,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 00:19:04,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 00:19:04,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 00:19:04,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 00:19:04,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 00:19:04,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 00:19:04,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 00:19:04,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 00:19:04,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 00:19:04,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 00:19:04,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 00:19:04,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 00:19:04,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 00:19:04,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 00:19:04,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 00:19:04,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 00:19:04,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 00:19:04,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 00:19:04,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 00:19:04,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 00:19:04,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 00:19:04,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 00:19:04,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 00:19:04,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 00:19:04,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 00:19:04,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 00:19:04,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 00:19:04,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 00:19:04,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 00:19:04,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 00:19:04,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 00:19:04,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 00:19:04,350 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 00:19:04,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 00:19:04,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 00:19:04,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 00:19:04,352 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 00:19:04,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 00:19:04,353 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 00:19:04,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 00:19:04,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 00:19:04,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 00:19:04,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 00:19:04,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 00:19:04,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 00:19:04,355 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 00:19:04,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 00:19:04,356 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 00:19:04,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 00:19:04,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 00:19:04,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 00:19:04,356 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 00:19:04,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 00:19:04,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:19:04,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 00:19:04,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 00:19:04,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 00:19:04,358 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 00:19:04,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 00:19:04,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 00:19:04,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 00:19:04,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 00:19:04,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 00:19:04,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 00:19:04,648 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 00:19:04,648 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 00:19:04,649 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2019-10-15 00:19:04,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b00546cd0/57634284f8744017924510282fe7c021/FLAGbbf418b78 [2019-10-15 00:19:05,454 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 00:19:05,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2019-10-15 00:19:05,496 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b00546cd0/57634284f8744017924510282fe7c021/FLAGbbf418b78 [2019-10-15 00:19:05,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b00546cd0/57634284f8744017924510282fe7c021 [2019-10-15 00:19:05,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 00:19:05,627 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 00:19:05,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 00:19:05,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 00:19:05,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 00:19:05,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:19:05" (1/1) ... [2019-10-15 00:19:05,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d9c56da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:05, skipping insertion in model container [2019-10-15 00:19:05,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:19:05" (1/1) ... [2019-10-15 00:19:05,640 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 00:19:05,738 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 00:19:06,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:19:06,848 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 00:19:07,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:19:07,299 INFO L192 MainTranslator]: Completed translation [2019-10-15 00:19:07,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:07 WrapperNode [2019-10-15 00:19:07,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 00:19:07,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 00:19:07,302 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 00:19:07,302 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 00:19:07,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:07" (1/1) ... [2019-10-15 00:19:07,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:07" (1/1) ... [2019-10-15 00:19:07,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:07" (1/1) ... [2019-10-15 00:19:07,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:07" (1/1) ... [2019-10-15 00:19:07,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:07" (1/1) ... [2019-10-15 00:19:07,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:07" (1/1) ... [2019-10-15 00:19:07,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:07" (1/1) ... [2019-10-15 00:19:07,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 00:19:07,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 00:19:07,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 00:19:07,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 00:19:07,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:07" (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 [2019-10-15 00:19:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 00:19:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 00:19:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-15 00:19:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-15 00:19:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-15 00:19:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-15 00:19:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-10-15 00:19:07,694 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2019-10-15 00:19:07,694 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-10-15 00:19:07,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 00:19:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 00:19:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 00:19:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 00:19:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-15 00:19:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-15 00:19:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init_units [2019-10-15 00:19:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2019-10-15 00:19:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2019-10-15 00:19:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2019-10-15 00:19:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2019-10-15 00:19:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2019-10-15 00:19:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2019-10-15 00:19:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2019-10-15 00:19:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2019-10-15 00:19:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2019-10-15 00:19:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2019-10-15 00:19:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2019-10-15 00:19:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2019-10-15 00:19:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_detect [2019-10-15 00:19:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_open [2019-10-15 00:19:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_release [2019-10-15 00:19:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2019-10-15 00:19:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_read [2019-10-15 00:19:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init [2019-10-15 00:19:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_exit [2019-10-15 00:19:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 00:19:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-10-15 00:19:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-10-15 00:19:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-10-15 00:19:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-10-15 00:19:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-10-15 00:19:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-10-15 00:19:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-10-15 00:19:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-10-15 00:19:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-15 00:19:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_10 [2019-10-15 00:19:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_11 [2019-10-15 00:19:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 00:19:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 00:19:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-15 00:19:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-15 00:19:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-15 00:19:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-15 00:19:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-15 00:19:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-15 00:19:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-15 00:19:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-15 00:19:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-15 00:19:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-15 00:19:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-15 00:19:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-15 00:19:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-15 00:19:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-15 00:19:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-15 00:19:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_pg_mutex [2019-10-15 00:19:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_pg_mutex [2019-10-15 00:19:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pg_mutex [2019-10-15 00:19:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_pg_mutex [2019-10-15 00:19:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_pg_mutex [2019-10-15 00:19:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_pg_mutex [2019-10-15 00:19:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_pg_mutex [2019-10-15 00:19:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 00:19:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 00:19:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-10-15 00:19:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-15 00:19:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2019-10-15 00:19:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2019-10-15 00:19:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-15 00:19:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-15 00:19:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-10-15 00:19:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2019-10-15 00:19:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2019-10-15 00:19:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-15 00:19:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-15 00:19:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-15 00:19:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 00:19:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-15 00:19:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2019-10-15 00:19:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2019-10-15 00:19:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2019-10-15 00:19:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2019-10-15 00:19:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2019-10-15 00:19:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2019-10-15 00:19:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2019-10-15 00:19:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2019-10-15 00:19:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 00:19:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-10-15 00:19:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-10-15 00:19:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 00:19:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 00:19:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 00:19:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 00:19:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 00:19:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 00:19:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-15 00:19:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-15 00:19:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 00:19:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-15 00:19:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-15 00:19:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 00:19:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-15 00:19:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-10-15 00:19:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-15 00:19:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-15 00:19:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-15 00:19:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-10-15 00:19:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 00:19:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-10-15 00:19:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-10-15 00:19:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-10-15 00:19:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-15 00:19:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-15 00:19:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-10-15 00:19:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-10-15 00:19:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-10-15 00:19:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-10-15 00:19:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-15 00:19:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-15 00:19:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-15 00:19:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-15 00:19:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-15 00:19:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pg_mutex [2019-10-15 00:19:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_pg_mutex [2019-10-15 00:19:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 00:19:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-10-15 00:19:07,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 00:19:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2019-10-15 00:19:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2019-10-15 00:19:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2019-10-15 00:19:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_10 [2019-10-15 00:19:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-10-15 00:19:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_11 [2019-10-15 00:19:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-15 00:19:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-15 00:19:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 00:19:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 00:19:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 00:19:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 00:19:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 00:19:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 00:19:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 00:19:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 00:19:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-10-15 00:19:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-10-15 00:19:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2019-10-15 00:19:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2019-10-15 00:19:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-10-15 00:19:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-15 00:19:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-15 00:19:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-15 00:19:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-15 00:19:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2019-10-15 00:19:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2019-10-15 00:19:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2019-10-15 00:19:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2019-10-15 00:19:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2019-10-15 00:19:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2019-10-15 00:19:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2019-10-15 00:19:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2019-10-15 00:19:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure pg_open [2019-10-15 00:19:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure pg_release [2019-10-15 00:19:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure pg_read [2019-10-15 00:19:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2019-10-15 00:19:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure pg_detect [2019-10-15 00:19:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2019-10-15 00:19:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init_units [2019-10-15 00:19:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 00:19:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 00:19:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 00:19:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2019-10-15 00:19:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2019-10-15 00:19:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2019-10-15 00:19:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2019-10-15 00:19:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2019-10-15 00:19:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2019-10-15 00:19:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2019-10-15 00:19:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2019-10-15 00:19:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2019-10-15 00:19:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 00:19:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2019-10-15 00:19:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2019-10-15 00:19:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 00:19:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init [2019-10-15 00:19:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure pg_exit [2019-10-15 00:19:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 00:19:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 00:19:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 00:19:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 00:19:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-15 00:19:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-15 00:19:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-15 00:19:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-15 00:19:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-15 00:19:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-15 00:19:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-15 00:19:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-15 00:19:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-15 00:19:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-15 00:19:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_pg_mutex [2019-10-15 00:19:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_pg_mutex [2019-10-15 00:19:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_pg_mutex [2019-10-15 00:19:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_pg_mutex [2019-10-15 00:19:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_pg_mutex [2019-10-15 00:19:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 00:19:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 00:19:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-15 00:19:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 00:19:07,746 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 00:19:07,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 00:19:07,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 00:19:07,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 00:19:07,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 00:19:10,499 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 00:19:10,499 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 00:19:10,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:19:10 BoogieIcfgContainer [2019-10-15 00:19:10,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 00:19:10,502 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 00:19:10,502 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 00:19:10,505 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 00:19:10,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:19:05" (1/3) ... [2019-10-15 00:19:10,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5911f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:19:10, skipping insertion in model container [2019-10-15 00:19:10,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:07" (2/3) ... [2019-10-15 00:19:10,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5911f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:19:10, skipping insertion in model container [2019-10-15 00:19:10,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:19:10" (3/3) ... [2019-10-15 00:19:10,508 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2019-10-15 00:19:10,518 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 00:19:10,527 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 00:19:10,539 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 00:19:10,571 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 00:19:10,571 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 00:19:10,571 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 00:19:10,571 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 00:19:10,571 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 00:19:10,572 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 00:19:10,572 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 00:19:10,572 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 00:19:10,603 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states. [2019-10-15 00:19:10,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-15 00:19:10,612 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:10,613 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:10,615 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:10,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:10,621 INFO L82 PathProgramCache]: Analyzing trace with hash -466886759, now seen corresponding path program 1 times [2019-10-15 00:19:10,630 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:10,631 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108322107] [2019-10-15 00:19:10,631 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:10,631 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:10,631 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:11,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:19:11,212 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108322107] [2019-10-15 00:19:11,213 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:11,215 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-15 00:19:11,215 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930035580] [2019-10-15 00:19:11,221 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-15 00:19:11,222 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:11,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-15 00:19:11,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 00:19:11,240 INFO L87 Difference]: Start difference. First operand 699 states. Second operand 4 states. [2019-10-15 00:19:12,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:12,134 INFO L93 Difference]: Finished difference Result 1169 states and 1521 transitions. [2019-10-15 00:19:12,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:12,136 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2019-10-15 00:19:12,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:12,158 INFO L225 Difference]: With dead ends: 1169 [2019-10-15 00:19:12,158 INFO L226 Difference]: Without dead ends: 582 [2019-10-15 00:19:12,168 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 00:19:12,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2019-10-15 00:19:12,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 582. [2019-10-15 00:19:12,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2019-10-15 00:19:12,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 747 transitions. [2019-10-15 00:19:12,282 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 747 transitions. Word has length 31 [2019-10-15 00:19:12,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:12,282 INFO L462 AbstractCegarLoop]: Abstraction has 582 states and 747 transitions. [2019-10-15 00:19:12,282 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-15 00:19:12,282 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 747 transitions. [2019-10-15 00:19:12,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-15 00:19:12,289 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:12,289 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:12,289 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:12,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:12,290 INFO L82 PathProgramCache]: Analyzing trace with hash -503911691, now seen corresponding path program 1 times [2019-10-15 00:19:12,290 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:12,290 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821600751] [2019-10-15 00:19:12,291 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:12,291 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:12,291 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:12,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:19:12,448 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821600751] [2019-10-15 00:19:12,448 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:12,448 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:12,448 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249353191] [2019-10-15 00:19:12,450 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:12,450 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:12,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:12,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:12,451 INFO L87 Difference]: Start difference. First operand 582 states and 747 transitions. Second operand 3 states. [2019-10-15 00:19:12,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:12,578 INFO L93 Difference]: Finished difference Result 1470 states and 1896 transitions. [2019-10-15 00:19:12,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:12,578 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-10-15 00:19:12,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:12,585 INFO L225 Difference]: With dead ends: 1470 [2019-10-15 00:19:12,586 INFO L226 Difference]: Without dead ends: 899 [2019-10-15 00:19:12,589 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:12,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2019-10-15 00:19:12,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 851. [2019-10-15 00:19:12,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 851 states. [2019-10-15 00:19:12,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 851 states and 1104 transitions. [2019-10-15 00:19:12,650 INFO L78 Accepts]: Start accepts. Automaton has 851 states and 1104 transitions. Word has length 34 [2019-10-15 00:19:12,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:12,650 INFO L462 AbstractCegarLoop]: Abstraction has 851 states and 1104 transitions. [2019-10-15 00:19:12,651 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1104 transitions. [2019-10-15 00:19:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-15 00:19:12,653 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:12,653 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:12,653 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:12,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:12,654 INFO L82 PathProgramCache]: Analyzing trace with hash -159570386, now seen corresponding path program 1 times [2019-10-15 00:19:12,654 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:12,654 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503378091] [2019-10-15 00:19:12,654 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:12,654 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:12,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:12,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:19:12,773 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503378091] [2019-10-15 00:19:12,773 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:12,773 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:12,774 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603322860] [2019-10-15 00:19:12,774 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:12,775 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:12,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:12,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:12,775 INFO L87 Difference]: Start difference. First operand 851 states and 1104 transitions. Second operand 3 states. [2019-10-15 00:19:12,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:12,893 INFO L93 Difference]: Finished difference Result 1703 states and 2221 transitions. [2019-10-15 00:19:12,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:12,894 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2019-10-15 00:19:12,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:12,900 INFO L225 Difference]: With dead ends: 1703 [2019-10-15 00:19:12,900 INFO L226 Difference]: Without dead ends: 863 [2019-10-15 00:19:12,903 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:12,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2019-10-15 00:19:12,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 853. [2019-10-15 00:19:12,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 853 states. [2019-10-15 00:19:12,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 853 states and 1106 transitions. [2019-10-15 00:19:12,946 INFO L78 Accepts]: Start accepts. Automaton has 853 states and 1106 transitions. Word has length 44 [2019-10-15 00:19:12,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:12,947 INFO L462 AbstractCegarLoop]: Abstraction has 853 states and 1106 transitions. [2019-10-15 00:19:12,947 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1106 transitions. [2019-10-15 00:19:12,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-15 00:19:12,948 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:12,949 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:12,949 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:12,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:12,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1084319382, now seen corresponding path program 1 times [2019-10-15 00:19:12,949 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:12,950 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247949599] [2019-10-15 00:19:12,950 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:12,950 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:12,950 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:19:13,057 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247949599] [2019-10-15 00:19:13,058 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:13,058 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:13,058 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190331262] [2019-10-15 00:19:13,061 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:13,062 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:13,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:13,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:13,062 INFO L87 Difference]: Start difference. First operand 853 states and 1106 transitions. Second operand 3 states. [2019-10-15 00:19:13,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:13,339 INFO L93 Difference]: Finished difference Result 2129 states and 2767 transitions. [2019-10-15 00:19:13,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:13,340 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-15 00:19:13,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:13,349 INFO L225 Difference]: With dead ends: 2129 [2019-10-15 00:19:13,349 INFO L226 Difference]: Without dead ends: 1287 [2019-10-15 00:19:13,353 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:13,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1287 states. [2019-10-15 00:19:13,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1287 to 1283. [2019-10-15 00:19:13,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1283 states. [2019-10-15 00:19:13,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1283 states and 1663 transitions. [2019-10-15 00:19:13,418 INFO L78 Accepts]: Start accepts. Automaton has 1283 states and 1663 transitions. Word has length 46 [2019-10-15 00:19:13,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:13,418 INFO L462 AbstractCegarLoop]: Abstraction has 1283 states and 1663 transitions. [2019-10-15 00:19:13,418 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:13,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1663 transitions. [2019-10-15 00:19:13,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-15 00:19:13,420 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:13,420 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:13,420 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:13,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:13,421 INFO L82 PathProgramCache]: Analyzing trace with hash 819154128, now seen corresponding path program 1 times [2019-10-15 00:19:13,421 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:13,421 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67249225] [2019-10-15 00:19:13,421 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:13,422 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:13,422 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:13,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 00:19:13,537 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67249225] [2019-10-15 00:19:13,537 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:13,537 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:13,538 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653564858] [2019-10-15 00:19:13,538 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:13,538 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:13,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:13,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:13,539 INFO L87 Difference]: Start difference. First operand 1283 states and 1663 transitions. Second operand 3 states. [2019-10-15 00:19:13,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:13,608 INFO L93 Difference]: Finished difference Result 2585 states and 3367 transitions. [2019-10-15 00:19:13,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:13,609 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-10-15 00:19:13,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:13,618 INFO L225 Difference]: With dead ends: 2585 [2019-10-15 00:19:13,618 INFO L226 Difference]: Without dead ends: 1313 [2019-10-15 00:19:13,624 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:13,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2019-10-15 00:19:13,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 1309. [2019-10-15 00:19:13,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1309 states. [2019-10-15 00:19:13,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1309 states and 1703 transitions. [2019-10-15 00:19:13,684 INFO L78 Accepts]: Start accepts. Automaton has 1309 states and 1703 transitions. Word has length 53 [2019-10-15 00:19:13,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:13,684 INFO L462 AbstractCegarLoop]: Abstraction has 1309 states and 1703 transitions. [2019-10-15 00:19:13,684 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:13,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1703 transitions. [2019-10-15 00:19:13,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-15 00:19:13,685 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:13,686 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:13,686 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:13,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:13,686 INFO L82 PathProgramCache]: Analyzing trace with hash -1968261359, now seen corresponding path program 1 times [2019-10-15 00:19:13,686 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:13,687 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529606295] [2019-10-15 00:19:13,687 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:13,687 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:13,687 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:13,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 00:19:13,876 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529606295] [2019-10-15 00:19:13,876 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:13,877 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:13,877 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569595669] [2019-10-15 00:19:13,877 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:13,878 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:13,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:13,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:13,879 INFO L87 Difference]: Start difference. First operand 1309 states and 1703 transitions. Second operand 3 states. [2019-10-15 00:19:13,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:13,975 INFO L93 Difference]: Finished difference Result 1331 states and 1729 transitions. [2019-10-15 00:19:13,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:13,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-10-15 00:19:13,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:13,984 INFO L225 Difference]: With dead ends: 1331 [2019-10-15 00:19:13,984 INFO L226 Difference]: Without dead ends: 1320 [2019-10-15 00:19:13,986 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:13,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2019-10-15 00:19:14,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1309. [2019-10-15 00:19:14,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1309 states. [2019-10-15 00:19:14,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1309 states and 1701 transitions. [2019-10-15 00:19:14,067 INFO L78 Accepts]: Start accepts. Automaton has 1309 states and 1701 transitions. Word has length 53 [2019-10-15 00:19:14,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:14,067 INFO L462 AbstractCegarLoop]: Abstraction has 1309 states and 1701 transitions. [2019-10-15 00:19:14,067 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:14,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1701 transitions. [2019-10-15 00:19:14,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-15 00:19:14,068 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:14,069 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:14,069 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:14,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:14,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1911003057, now seen corresponding path program 1 times [2019-10-15 00:19:14,070 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:14,071 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207779495] [2019-10-15 00:19:14,071 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:14,071 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:14,071 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:14,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:14,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 00:19:14,212 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207779495] [2019-10-15 00:19:14,213 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:14,213 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:14,213 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815814950] [2019-10-15 00:19:14,214 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:14,214 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:14,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:14,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:14,216 INFO L87 Difference]: Start difference. First operand 1309 states and 1701 transitions. Second operand 3 states. [2019-10-15 00:19:14,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:14,435 INFO L93 Difference]: Finished difference Result 1311 states and 1702 transitions. [2019-10-15 00:19:14,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:14,436 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-10-15 00:19:14,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:14,445 INFO L225 Difference]: With dead ends: 1311 [2019-10-15 00:19:14,445 INFO L226 Difference]: Without dead ends: 1308 [2019-10-15 00:19:14,446 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:14,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1308 states. [2019-10-15 00:19:14,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1308 to 1308. [2019-10-15 00:19:14,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1308 states. [2019-10-15 00:19:14,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 1308 states and 1699 transitions. [2019-10-15 00:19:14,523 INFO L78 Accepts]: Start accepts. Automaton has 1308 states and 1699 transitions. Word has length 53 [2019-10-15 00:19:14,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:14,524 INFO L462 AbstractCegarLoop]: Abstraction has 1308 states and 1699 transitions. [2019-10-15 00:19:14,524 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:14,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1699 transitions. [2019-10-15 00:19:14,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-15 00:19:14,527 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:14,527 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:14,528 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:14,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:14,528 INFO L82 PathProgramCache]: Analyzing trace with hash 888053654, now seen corresponding path program 1 times [2019-10-15 00:19:14,528 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:14,529 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039988131] [2019-10-15 00:19:14,529 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:14,529 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:14,529 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:14,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 00:19:14,660 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039988131] [2019-10-15 00:19:14,661 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:14,661 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:14,661 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976352671] [2019-10-15 00:19:14,662 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:14,662 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:14,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:14,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:14,663 INFO L87 Difference]: Start difference. First operand 1308 states and 1699 transitions. Second operand 3 states. [2019-10-15 00:19:14,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:14,863 INFO L93 Difference]: Finished difference Result 1310 states and 1700 transitions. [2019-10-15 00:19:14,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:14,863 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2019-10-15 00:19:14,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:14,872 INFO L225 Difference]: With dead ends: 1310 [2019-10-15 00:19:14,872 INFO L226 Difference]: Without dead ends: 1307 [2019-10-15 00:19:14,873 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:14,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1307 states. [2019-10-15 00:19:14,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1307 to 1307. [2019-10-15 00:19:14,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1307 states. [2019-10-15 00:19:14,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1307 states and 1697 transitions. [2019-10-15 00:19:14,996 INFO L78 Accepts]: Start accepts. Automaton has 1307 states and 1697 transitions. Word has length 54 [2019-10-15 00:19:14,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:14,997 INFO L462 AbstractCegarLoop]: Abstraction has 1307 states and 1697 transitions. [2019-10-15 00:19:14,997 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:14,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1697 transitions. [2019-10-15 00:19:14,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-15 00:19:14,999 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:14,999 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:14,999 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:14,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:14,999 INFO L82 PathProgramCache]: Analyzing trace with hash 1759470642, now seen corresponding path program 1 times [2019-10-15 00:19:15,000 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:15,000 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457746135] [2019-10-15 00:19:15,000 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:15,000 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:15,000 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:15,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:15,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 00:19:15,101 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457746135] [2019-10-15 00:19:15,102 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:15,102 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:15,102 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801672751] [2019-10-15 00:19:15,102 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:15,103 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:15,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:15,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:15,103 INFO L87 Difference]: Start difference. First operand 1307 states and 1697 transitions. Second operand 3 states. [2019-10-15 00:19:15,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:15,349 INFO L93 Difference]: Finished difference Result 1309 states and 1698 transitions. [2019-10-15 00:19:15,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:15,350 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2019-10-15 00:19:15,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:15,361 INFO L225 Difference]: With dead ends: 1309 [2019-10-15 00:19:15,361 INFO L226 Difference]: Without dead ends: 1306 [2019-10-15 00:19:15,363 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:15,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1306 states. [2019-10-15 00:19:15,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1306 to 1306. [2019-10-15 00:19:15,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1306 states. [2019-10-15 00:19:15,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1306 states and 1695 transitions. [2019-10-15 00:19:15,433 INFO L78 Accepts]: Start accepts. Automaton has 1306 states and 1695 transitions. Word has length 55 [2019-10-15 00:19:15,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:15,434 INFO L462 AbstractCegarLoop]: Abstraction has 1306 states and 1695 transitions. [2019-10-15 00:19:15,434 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:15,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1695 transitions. [2019-10-15 00:19:15,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-15 00:19:15,435 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:15,435 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:15,435 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:15,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:15,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1291368935, now seen corresponding path program 1 times [2019-10-15 00:19:15,436 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:15,436 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751224654] [2019-10-15 00:19:15,436 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:15,436 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:15,436 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:15,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 00:19:15,564 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751224654] [2019-10-15 00:19:15,564 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:15,564 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:15,564 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206694861] [2019-10-15 00:19:15,565 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:15,566 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:15,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:15,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:15,566 INFO L87 Difference]: Start difference. First operand 1306 states and 1695 transitions. Second operand 3 states. [2019-10-15 00:19:15,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:15,822 INFO L93 Difference]: Finished difference Result 1657 states and 2141 transitions. [2019-10-15 00:19:15,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:15,823 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2019-10-15 00:19:15,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:15,833 INFO L225 Difference]: With dead ends: 1657 [2019-10-15 00:19:15,834 INFO L226 Difference]: Without dead ends: 1608 [2019-10-15 00:19:15,835 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:15,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states. [2019-10-15 00:19:15,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 1608. [2019-10-15 00:19:15,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1608 states. [2019-10-15 00:19:15,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1608 states and 2083 transitions. [2019-10-15 00:19:15,923 INFO L78 Accepts]: Start accepts. Automaton has 1608 states and 2083 transitions. Word has length 56 [2019-10-15 00:19:15,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:15,924 INFO L462 AbstractCegarLoop]: Abstraction has 1608 states and 2083 transitions. [2019-10-15 00:19:15,924 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:15,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 2083 transitions. [2019-10-15 00:19:15,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-10-15 00:19:15,927 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:15,927 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-15 00:19:15,928 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:15,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:15,928 INFO L82 PathProgramCache]: Analyzing trace with hash -979606059, now seen corresponding path program 1 times [2019-10-15 00:19:15,928 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:15,928 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265567629] [2019-10-15 00:19:15,929 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:15,929 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:15,929 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:16,123 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 00:19:16,124 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265567629] [2019-10-15 00:19:16,124 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:16,125 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:19:16,125 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148078805] [2019-10-15 00:19:16,125 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:19:16,126 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:16,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:19:16,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:19:16,126 INFO L87 Difference]: Start difference. First operand 1608 states and 2083 transitions. Second operand 5 states. [2019-10-15 00:19:16,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:16,220 INFO L93 Difference]: Finished difference Result 3219 states and 4175 transitions. [2019-10-15 00:19:16,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-15 00:19:16,221 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 106 [2019-10-15 00:19:16,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:16,231 INFO L225 Difference]: With dead ends: 3219 [2019-10-15 00:19:16,231 INFO L226 Difference]: Without dead ends: 1622 [2019-10-15 00:19:16,238 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:19:16,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1622 states. [2019-10-15 00:19:16,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1622 to 1622. [2019-10-15 00:19:16,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1622 states. [2019-10-15 00:19:16,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1622 states and 2097 transitions. [2019-10-15 00:19:16,339 INFO L78 Accepts]: Start accepts. Automaton has 1622 states and 2097 transitions. Word has length 106 [2019-10-15 00:19:16,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:16,339 INFO L462 AbstractCegarLoop]: Abstraction has 1622 states and 2097 transitions. [2019-10-15 00:19:16,339 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:19:16,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 2097 transitions. [2019-10-15 00:19:16,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-10-15 00:19:16,347 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:16,347 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:16,347 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:16,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:16,348 INFO L82 PathProgramCache]: Analyzing trace with hash 1122639744, now seen corresponding path program 1 times [2019-10-15 00:19:16,348 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:16,348 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605824490] [2019-10-15 00:19:16,348 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:16,348 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:16,349 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:16,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 00:19:16,482 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605824490] [2019-10-15 00:19:16,482 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:16,482 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:19:16,482 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101284994] [2019-10-15 00:19:16,483 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:19:16,483 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:16,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:19:16,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:19:16,484 INFO L87 Difference]: Start difference. First operand 1622 states and 2097 transitions. Second operand 5 states. [2019-10-15 00:19:16,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:16,575 INFO L93 Difference]: Finished difference Result 3251 states and 4219 transitions. [2019-10-15 00:19:16,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-15 00:19:16,576 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 122 [2019-10-15 00:19:16,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:16,584 INFO L225 Difference]: With dead ends: 3251 [2019-10-15 00:19:16,584 INFO L226 Difference]: Without dead ends: 1640 [2019-10-15 00:19:16,590 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:19:16,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2019-10-15 00:19:16,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1630. [2019-10-15 00:19:16,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1630 states. [2019-10-15 00:19:16,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1630 states and 2109 transitions. [2019-10-15 00:19:16,666 INFO L78 Accepts]: Start accepts. Automaton has 1630 states and 2109 transitions. Word has length 122 [2019-10-15 00:19:16,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:16,667 INFO L462 AbstractCegarLoop]: Abstraction has 1630 states and 2109 transitions. [2019-10-15 00:19:16,667 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:19:16,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 2109 transitions. [2019-10-15 00:19:16,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-10-15 00:19:16,670 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:16,670 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:16,670 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:16,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:16,671 INFO L82 PathProgramCache]: Analyzing trace with hash -489656520, now seen corresponding path program 1 times [2019-10-15 00:19:16,671 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:16,671 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797765317] [2019-10-15 00:19:16,671 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:16,672 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:16,672 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:16,864 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-15 00:19:16,865 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797765317] [2019-10-15 00:19:16,865 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:16,865 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:19:16,866 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104682534] [2019-10-15 00:19:16,866 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:19:16,866 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:16,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:19:16,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:19:16,867 INFO L87 Difference]: Start difference. First operand 1630 states and 2109 transitions. Second operand 5 states. [2019-10-15 00:19:16,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:16,981 INFO L93 Difference]: Finished difference Result 3317 states and 4319 transitions. [2019-10-15 00:19:16,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 00:19:16,982 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 133 [2019-10-15 00:19:16,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:16,992 INFO L225 Difference]: With dead ends: 3317 [2019-10-15 00:19:16,992 INFO L226 Difference]: Without dead ends: 1698 [2019-10-15 00:19:17,001 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-15 00:19:17,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1698 states. [2019-10-15 00:19:17,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1698 to 1638. [2019-10-15 00:19:17,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1638 states. [2019-10-15 00:19:17,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1638 states and 2117 transitions. [2019-10-15 00:19:17,093 INFO L78 Accepts]: Start accepts. Automaton has 1638 states and 2117 transitions. Word has length 133 [2019-10-15 00:19:17,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:17,093 INFO L462 AbstractCegarLoop]: Abstraction has 1638 states and 2117 transitions. [2019-10-15 00:19:17,094 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:19:17,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 2117 transitions. [2019-10-15 00:19:17,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-10-15 00:19:17,100 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:17,100 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:17,100 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:17,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:17,101 INFO L82 PathProgramCache]: Analyzing trace with hash -1250998788, now seen corresponding path program 1 times [2019-10-15 00:19:17,101 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:17,101 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118005306] [2019-10-15 00:19:17,102 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:17,102 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:17,102 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:17,276 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-10-15 00:19:17,277 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118005306] [2019-10-15 00:19:17,277 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:17,277 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-15 00:19:17,278 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846046978] [2019-10-15 00:19:17,278 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-15 00:19:17,278 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:17,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-15 00:19:17,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 00:19:17,279 INFO L87 Difference]: Start difference. First operand 1638 states and 2117 transitions. Second operand 4 states. [2019-10-15 00:19:17,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:17,385 INFO L93 Difference]: Finished difference Result 3380 states and 4432 transitions. [2019-10-15 00:19:17,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-15 00:19:17,386 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 231 [2019-10-15 00:19:17,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:17,396 INFO L225 Difference]: With dead ends: 3380 [2019-10-15 00:19:17,397 INFO L226 Difference]: Without dead ends: 1753 [2019-10-15 00:19:17,404 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 00:19:17,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1753 states. [2019-10-15 00:19:17,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1753 to 1648. [2019-10-15 00:19:17,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1648 states. [2019-10-15 00:19:17,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1648 states and 2127 transitions. [2019-10-15 00:19:17,529 INFO L78 Accepts]: Start accepts. Automaton has 1648 states and 2127 transitions. Word has length 231 [2019-10-15 00:19:17,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:17,530 INFO L462 AbstractCegarLoop]: Abstraction has 1648 states and 2127 transitions. [2019-10-15 00:19:17,530 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-15 00:19:17,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2127 transitions. [2019-10-15 00:19:17,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-10-15 00:19:17,535 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:17,536 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:17,536 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:17,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:17,536 INFO L82 PathProgramCache]: Analyzing trace with hash -1121070588, now seen corresponding path program 1 times [2019-10-15 00:19:17,536 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:17,537 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029613293] [2019-10-15 00:19:17,537 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:17,537 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:17,537 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:17,713 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-10-15 00:19:17,714 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029613293] [2019-10-15 00:19:17,714 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:17,714 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:17,714 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913110922] [2019-10-15 00:19:17,715 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:17,715 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:17,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:17,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:17,716 INFO L87 Difference]: Start difference. First operand 1648 states and 2127 transitions. Second operand 3 states. [2019-10-15 00:19:17,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:17,815 INFO L93 Difference]: Finished difference Result 3310 states and 4319 transitions. [2019-10-15 00:19:17,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:17,816 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 244 [2019-10-15 00:19:17,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:17,825 INFO L225 Difference]: With dead ends: 3310 [2019-10-15 00:19:17,826 INFO L226 Difference]: Without dead ends: 1673 [2019-10-15 00:19:17,833 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:17,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1673 states. [2019-10-15 00:19:17,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1673 to 1658. [2019-10-15 00:19:17,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1658 states. [2019-10-15 00:19:17,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1658 states and 2137 transitions. [2019-10-15 00:19:17,908 INFO L78 Accepts]: Start accepts. Automaton has 1658 states and 2137 transitions. Word has length 244 [2019-10-15 00:19:17,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:17,909 INFO L462 AbstractCegarLoop]: Abstraction has 1658 states and 2137 transitions. [2019-10-15 00:19:17,909 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:17,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 2137 transitions. [2019-10-15 00:19:17,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-10-15 00:19:17,914 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:17,915 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:17,915 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:17,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:17,915 INFO L82 PathProgramCache]: Analyzing trace with hash 741430911, now seen corresponding path program 1 times [2019-10-15 00:19:17,916 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:17,916 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641796880] [2019-10-15 00:19:17,916 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:17,916 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:17,916 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:18,181 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-10-15 00:19:18,182 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641796880] [2019-10-15 00:19:18,182 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:18,182 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 00:19:18,182 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769921240] [2019-10-15 00:19:18,183 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 00:19:18,183 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:18,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 00:19:18,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 00:19:18,184 INFO L87 Difference]: Start difference. First operand 1658 states and 2137 transitions. Second operand 6 states. [2019-10-15 00:19:18,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:18,310 INFO L93 Difference]: Finished difference Result 3370 states and 4393 transitions. [2019-10-15 00:19:18,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 00:19:18,311 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 253 [2019-10-15 00:19:18,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:18,320 INFO L225 Difference]: With dead ends: 3370 [2019-10-15 00:19:18,320 INFO L226 Difference]: Without dead ends: 1723 [2019-10-15 00:19:18,327 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-15 00:19:18,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2019-10-15 00:19:18,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1699. [2019-10-15 00:19:18,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1699 states. [2019-10-15 00:19:18,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1699 states and 2193 transitions. [2019-10-15 00:19:18,409 INFO L78 Accepts]: Start accepts. Automaton has 1699 states and 2193 transitions. Word has length 253 [2019-10-15 00:19:18,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:18,411 INFO L462 AbstractCegarLoop]: Abstraction has 1699 states and 2193 transitions. [2019-10-15 00:19:18,411 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 00:19:18,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2193 transitions. [2019-10-15 00:19:18,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-10-15 00:19:18,417 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:18,417 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:18,418 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:18,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:18,418 INFO L82 PathProgramCache]: Analyzing trace with hash 38044421, now seen corresponding path program 1 times [2019-10-15 00:19:18,418 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:18,418 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958124609] [2019-10-15 00:19:18,419 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:18,419 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:18,419 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:18,651 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-10-15 00:19:18,652 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958124609] [2019-10-15 00:19:18,652 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:18,652 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 00:19:18,652 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849856310] [2019-10-15 00:19:18,654 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 00:19:18,654 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:18,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 00:19:18,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 00:19:18,654 INFO L87 Difference]: Start difference. First operand 1699 states and 2193 transitions. Second operand 6 states. [2019-10-15 00:19:18,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:18,791 INFO L93 Difference]: Finished difference Result 3425 states and 4444 transitions. [2019-10-15 00:19:18,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 00:19:18,791 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 255 [2019-10-15 00:19:18,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:18,801 INFO L225 Difference]: With dead ends: 3425 [2019-10-15 00:19:18,801 INFO L226 Difference]: Without dead ends: 1737 [2019-10-15 00:19:18,808 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-10-15 00:19:18,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1737 states. [2019-10-15 00:19:18,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1737 to 1703. [2019-10-15 00:19:18,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1703 states. [2019-10-15 00:19:18,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1703 states and 2197 transitions. [2019-10-15 00:19:18,894 INFO L78 Accepts]: Start accepts. Automaton has 1703 states and 2197 transitions. Word has length 255 [2019-10-15 00:19:18,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:18,895 INFO L462 AbstractCegarLoop]: Abstraction has 1703 states and 2197 transitions. [2019-10-15 00:19:18,895 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 00:19:18,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 2197 transitions. [2019-10-15 00:19:18,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-10-15 00:19:18,903 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:18,904 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:18,904 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:18,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:18,904 INFO L82 PathProgramCache]: Analyzing trace with hash -1749825401, now seen corresponding path program 1 times [2019-10-15 00:19:18,904 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:18,905 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484797561] [2019-10-15 00:19:18,905 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:18,905 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:18,905 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:19,257 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-10-15 00:19:19,258 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484797561] [2019-10-15 00:19:19,258 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:19,258 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:19:19,259 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212141085] [2019-10-15 00:19:19,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:19:19,262 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:19,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:19:19,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:19:19,263 INFO L87 Difference]: Start difference. First operand 1703 states and 2197 transitions. Second operand 5 states. [2019-10-15 00:19:19,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:19,392 INFO L93 Difference]: Finished difference Result 3440 states and 4488 transitions. [2019-10-15 00:19:19,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-15 00:19:19,392 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 255 [2019-10-15 00:19:19,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:19,408 INFO L225 Difference]: With dead ends: 3440 [2019-10-15 00:19:19,409 INFO L226 Difference]: Without dead ends: 1748 [2019-10-15 00:19:19,419 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:19:19,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1748 states. [2019-10-15 00:19:19,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1748 to 1723. [2019-10-15 00:19:19,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1723 states. [2019-10-15 00:19:19,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1723 states and 2232 transitions. [2019-10-15 00:19:19,511 INFO L78 Accepts]: Start accepts. Automaton has 1723 states and 2232 transitions. Word has length 255 [2019-10-15 00:19:19,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:19,511 INFO L462 AbstractCegarLoop]: Abstraction has 1723 states and 2232 transitions. [2019-10-15 00:19:19,511 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:19:19,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2232 transitions. [2019-10-15 00:19:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-10-15 00:19:19,518 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:19,518 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:19,519 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:19,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:19,519 INFO L82 PathProgramCache]: Analyzing trace with hash -1274515421, now seen corresponding path program 1 times [2019-10-15 00:19:19,519 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:19,520 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414224296] [2019-10-15 00:19:19,520 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:19,520 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:19,520 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:19,851 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-10-15 00:19:19,852 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414224296] [2019-10-15 00:19:19,852 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:19,852 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-15 00:19:19,858 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422398420] [2019-10-15 00:19:19,860 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-15 00:19:19,861 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:19,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-15 00:19:19,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-15 00:19:19,864 INFO L87 Difference]: Start difference. First operand 1723 states and 2232 transitions. Second operand 10 states. [2019-10-15 00:19:20,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:20,018 INFO L93 Difference]: Finished difference Result 3484 states and 4550 transitions. [2019-10-15 00:19:20,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-15 00:19:20,019 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 286 [2019-10-15 00:19:20,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:20,041 INFO L225 Difference]: With dead ends: 3484 [2019-10-15 00:19:20,041 INFO L226 Difference]: Without dead ends: 1772 [2019-10-15 00:19:20,049 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-15 00:19:20,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1772 states. [2019-10-15 00:19:20,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1772 to 1733. [2019-10-15 00:19:20,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1733 states. [2019-10-15 00:19:20,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1733 states and 2243 transitions. [2019-10-15 00:19:20,137 INFO L78 Accepts]: Start accepts. Automaton has 1733 states and 2243 transitions. Word has length 286 [2019-10-15 00:19:20,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:20,138 INFO L462 AbstractCegarLoop]: Abstraction has 1733 states and 2243 transitions. [2019-10-15 00:19:20,138 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-15 00:19:20,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2243 transitions. [2019-10-15 00:19:20,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2019-10-15 00:19:20,148 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:20,149 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:20,149 INFO L410 AbstractCegarLoop]: === Iteration 20 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:20,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:20,149 INFO L82 PathProgramCache]: Analyzing trace with hash -362663679, now seen corresponding path program 1 times [2019-10-15 00:19:20,150 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:20,150 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608642148] [2019-10-15 00:19:20,150 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:20,150 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:20,150 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:20,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:20,565 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-10-15 00:19:20,566 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608642148] [2019-10-15 00:19:20,566 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:20,566 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-15 00:19:20,566 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111584055] [2019-10-15 00:19:20,567 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-15 00:19:20,567 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:20,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-15 00:19:20,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-15 00:19:20,568 INFO L87 Difference]: Start difference. First operand 1733 states and 2243 transitions. Second operand 10 states. [2019-10-15 00:19:20,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:20,742 INFO L93 Difference]: Finished difference Result 3504 states and 4546 transitions. [2019-10-15 00:19:20,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-15 00:19:20,743 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 288 [2019-10-15 00:19:20,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:20,755 INFO L225 Difference]: With dead ends: 3504 [2019-10-15 00:19:20,756 INFO L226 Difference]: Without dead ends: 1782 [2019-10-15 00:19:20,765 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-15 00:19:20,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2019-10-15 00:19:20,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1735. [2019-10-15 00:19:20,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1735 states. [2019-10-15 00:19:20,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1735 states and 2245 transitions. [2019-10-15 00:19:20,873 INFO L78 Accepts]: Start accepts. Automaton has 1735 states and 2245 transitions. Word has length 288 [2019-10-15 00:19:20,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:20,876 INFO L462 AbstractCegarLoop]: Abstraction has 1735 states and 2245 transitions. [2019-10-15 00:19:20,876 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-15 00:19:20,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2245 transitions. [2019-10-15 00:19:20,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2019-10-15 00:19:20,886 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:20,886 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:20,887 INFO L410 AbstractCegarLoop]: === Iteration 21 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:20,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:20,887 INFO L82 PathProgramCache]: Analyzing trace with hash 1004757881, now seen corresponding path program 1 times [2019-10-15 00:19:20,887 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:20,887 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613601167] [2019-10-15 00:19:20,888 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:20,888 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:20,888 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:21,174 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-10-15 00:19:21,175 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613601167] [2019-10-15 00:19:21,175 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:21,175 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-15 00:19:21,175 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325460360] [2019-10-15 00:19:21,176 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-15 00:19:21,177 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:21,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-15 00:19:21,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-15 00:19:21,177 INFO L87 Difference]: Start difference. First operand 1735 states and 2245 transitions. Second operand 10 states. [2019-10-15 00:19:21,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:21,324 INFO L93 Difference]: Finished difference Result 3556 states and 4634 transitions. [2019-10-15 00:19:21,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-15 00:19:21,325 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 299 [2019-10-15 00:19:21,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:21,333 INFO L225 Difference]: With dead ends: 3556 [2019-10-15 00:19:21,333 INFO L226 Difference]: Without dead ends: 1832 [2019-10-15 00:19:21,339 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2019-10-15 00:19:21,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1832 states. [2019-10-15 00:19:21,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1832 to 1735. [2019-10-15 00:19:21,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1735 states. [2019-10-15 00:19:21,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1735 states and 2245 transitions. [2019-10-15 00:19:21,469 INFO L78 Accepts]: Start accepts. Automaton has 1735 states and 2245 transitions. Word has length 299 [2019-10-15 00:19:21,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:21,470 INFO L462 AbstractCegarLoop]: Abstraction has 1735 states and 2245 transitions. [2019-10-15 00:19:21,470 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-15 00:19:21,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2245 transitions. [2019-10-15 00:19:21,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2019-10-15 00:19:21,478 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:21,479 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:21,479 INFO L410 AbstractCegarLoop]: === Iteration 22 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:21,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:21,479 INFO L82 PathProgramCache]: Analyzing trace with hash 625458459, now seen corresponding path program 1 times [2019-10-15 00:19:21,480 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:21,480 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564528628] [2019-10-15 00:19:21,480 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:21,480 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:21,480 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:21,810 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-10-15 00:19:21,810 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564528628] [2019-10-15 00:19:21,811 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:21,811 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-15 00:19:21,811 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408061727] [2019-10-15 00:19:21,812 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-15 00:19:21,812 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:21,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-15 00:19:21,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-15 00:19:21,812 INFO L87 Difference]: Start difference. First operand 1735 states and 2245 transitions. Second operand 10 states. [2019-10-15 00:19:21,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:21,968 INFO L93 Difference]: Finished difference Result 3568 states and 4646 transitions. [2019-10-15 00:19:21,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-15 00:19:21,969 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 297 [2019-10-15 00:19:21,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:21,977 INFO L225 Difference]: With dead ends: 3568 [2019-10-15 00:19:21,977 INFO L226 Difference]: Without dead ends: 1844 [2019-10-15 00:19:21,983 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2019-10-15 00:19:21,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2019-10-15 00:19:22,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1731. [2019-10-15 00:19:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1731 states. [2019-10-15 00:19:22,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1731 states and 2237 transitions. [2019-10-15 00:19:22,073 INFO L78 Accepts]: Start accepts. Automaton has 1731 states and 2237 transitions. Word has length 297 [2019-10-15 00:19:22,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:22,074 INFO L462 AbstractCegarLoop]: Abstraction has 1731 states and 2237 transitions. [2019-10-15 00:19:22,074 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-15 00:19:22,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2237 transitions. [2019-10-15 00:19:22,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-10-15 00:19:22,087 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:22,088 INFO L380 BasicCegarLoop]: trace histogram [8, 8, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:22,089 INFO L410 AbstractCegarLoop]: === Iteration 23 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:22,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:22,090 INFO L82 PathProgramCache]: Analyzing trace with hash -96686786, now seen corresponding path program 1 times [2019-10-15 00:19:22,090 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:22,090 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510625445] [2019-10-15 00:19:22,090 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:22,090 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:22,091 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:22,475 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2019-10-15 00:19:22,476 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510625445] [2019-10-15 00:19:22,476 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [368336054] [2019-10-15 00:19:22,476 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 00:19:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:23,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 2964 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-15 00:19:23,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 00:19:23,478 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2019-10-15 00:19:23,478 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 00:19:24,160 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2019-10-15 00:19:24,161 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-15 00:19:24,161 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 10 [2019-10-15 00:19:24,161 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600118574] [2019-10-15 00:19:24,162 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-15 00:19:24,162 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:24,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-15 00:19:24,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-15 00:19:24,164 INFO L87 Difference]: Start difference. First operand 1731 states and 2237 transitions. Second operand 4 states. [2019-10-15 00:19:24,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:24,298 INFO L93 Difference]: Finished difference Result 3463 states and 4484 transitions. [2019-10-15 00:19:24,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-15 00:19:24,349 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 331 [2019-10-15 00:19:24,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:24,357 INFO L225 Difference]: With dead ends: 3463 [2019-10-15 00:19:24,357 INFO L226 Difference]: Without dead ends: 1743 [2019-10-15 00:19:24,364 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 670 GetRequests, 662 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-15 00:19:24,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1743 states. [2019-10-15 00:19:24,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1743 to 1743. [2019-10-15 00:19:24,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1743 states. [2019-10-15 00:19:24,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1743 states and 2252 transitions. [2019-10-15 00:19:24,462 INFO L78 Accepts]: Start accepts. Automaton has 1743 states and 2252 transitions. Word has length 331 [2019-10-15 00:19:24,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:24,463 INFO L462 AbstractCegarLoop]: Abstraction has 1743 states and 2252 transitions. [2019-10-15 00:19:24,463 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-15 00:19:24,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2252 transitions. [2019-10-15 00:19:24,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2019-10-15 00:19:24,471 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:24,471 INFO L380 BasicCegarLoop]: trace histogram [8, 8, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:24,680 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 00:19:24,680 INFO L410 AbstractCegarLoop]: === Iteration 24 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:24,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:24,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1888899052, now seen corresponding path program 1 times [2019-10-15 00:19:24,681 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:24,681 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117513348] [2019-10-15 00:19:24,681 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:24,682 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:24,682 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:24,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:25,125 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2019-10-15 00:19:25,125 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117513348] [2019-10-15 00:19:25,127 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1252873681] [2019-10-15 00:19:25,128 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 00:19:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:26,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 2986 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-15 00:19:26,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 00:19:26,173 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-10-15 00:19:26,174 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 00:19:26,860 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-10-15 00:19:26,861 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-15 00:19:26,861 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [8] total 11 [2019-10-15 00:19:26,861 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918551874] [2019-10-15 00:19:26,865 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:19:26,865 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:26,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:19:26,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2019-10-15 00:19:26,866 INFO L87 Difference]: Start difference. First operand 1743 states and 2252 transitions. Second operand 5 states. [2019-10-15 00:19:28,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:28,135 INFO L93 Difference]: Finished difference Result 4747 states and 6164 transitions. [2019-10-15 00:19:28,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-15 00:19:28,135 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 339 [2019-10-15 00:19:28,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:28,147 INFO L225 Difference]: With dead ends: 4747 [2019-10-15 00:19:28,147 INFO L226 Difference]: Without dead ends: 3015 [2019-10-15 00:19:28,155 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 688 GetRequests, 674 SyntacticMatches, 4 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2019-10-15 00:19:28,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3015 states. [2019-10-15 00:19:28,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3015 to 2370. [2019-10-15 00:19:28,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2370 states. [2019-10-15 00:19:28,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 2370 states and 3055 transitions. [2019-10-15 00:19:28,284 INFO L78 Accepts]: Start accepts. Automaton has 2370 states and 3055 transitions. Word has length 339 [2019-10-15 00:19:28,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:28,285 INFO L462 AbstractCegarLoop]: Abstraction has 2370 states and 3055 transitions. [2019-10-15 00:19:28,285 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:19:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 3055 transitions. [2019-10-15 00:19:28,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2019-10-15 00:19:28,295 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:28,297 INFO L380 BasicCegarLoop]: trace histogram [8, 8, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:28,505 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 00:19:28,505 INFO L410 AbstractCegarLoop]: === Iteration 25 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:28,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:28,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1508442896, now seen corresponding path program 1 times [2019-10-15 00:19:28,506 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:28,506 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331583045] [2019-10-15 00:19:28,507 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:28,507 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:28,507 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:28,835 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2019-10-15 00:19:28,836 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331583045] [2019-10-15 00:19:28,837 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1914539242] [2019-10-15 00:19:28,837 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 00:19:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:29,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 2978 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-15 00:19:29,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 00:19:29,716 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-10-15 00:19:29,717 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 00:19:30,304 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-10-15 00:19:30,305 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [377850914] [2019-10-15 00:19:30,311 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 338 [2019-10-15 00:19:30,385 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-15 00:19:30,385 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 00:19:30,498 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 00:19:30,500 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 142 root evaluator evaluations with a maximum evaluation depth of 0. Performed 142 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 278 variables. [2019-10-15 00:19:30,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:30,505 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-15 00:19:30,631 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-15 00:19:30,632 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-15 00:19:30,639 INFO L553 sIntCurrentIteration]: We unified 336 AI predicates to 336 [2019-10-15 00:19:30,639 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-15 00:19:30,640 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-15 00:19:30,640 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8, 4, 4] total 12 [2019-10-15 00:19:30,641 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83875800] [2019-10-15 00:19:30,642 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 00:19:30,643 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:30,643 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-15 00:19:30,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 00:19:30,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 00:19:30,644 INFO L87 Difference]: Start difference. First operand 2370 states and 3055 transitions. Second operand 2 states. [2019-10-15 00:19:30,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:30,667 INFO L93 Difference]: Finished difference Result 2370 states and 3055 transitions. [2019-10-15 00:19:30,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 00:19:30,667 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 337 [2019-10-15 00:19:30,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:30,668 INFO L225 Difference]: With dead ends: 2370 [2019-10-15 00:19:30,668 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 00:19:30,675 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 336 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 00:19:30,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 00:19:30,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 00:19:30,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 00:19:30,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 00:19:30,677 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 337 [2019-10-15 00:19:30,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:30,677 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 00:19:30,677 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 00:19:30,677 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 00:19:30,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 00:19:30,886 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 00:19:30,891 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 00:19:33,880 INFO L443 ceAbstractionStarter]: For program point ldv_register_chrdev_10FINAL(lines 4006 4016) no Hoare annotation was computed. [2019-10-15 00:19:33,880 INFO L446 ceAbstractionStarter]: At program point ldv_register_chrdev_10ENTRY(lines 4006 4016) the Hoare annotation is: true [2019-10-15 00:19:33,881 INFO L443 ceAbstractionStarter]: For program point L4011-1(line 4011) no Hoare annotation was computed. [2019-10-15 00:19:33,881 INFO L446 ceAbstractionStarter]: At program point L4011(line 4011) the Hoare annotation is: true [2019-10-15 00:19:33,881 INFO L443 ceAbstractionStarter]: For program point ldv_register_chrdev_10EXIT(lines 4006 4016) no Hoare annotation was computed. [2019-10-15 00:19:33,881 INFO L446 ceAbstractionStarter]: At program point pi_releaseENTRY(lines 4553 4555) the Hoare annotation is: true [2019-10-15 00:19:33,881 INFO L443 ceAbstractionStarter]: For program point pi_releaseFINAL(lines 4553 4555) no Hoare annotation was computed. [2019-10-15 00:19:33,881 INFO L443 ceAbstractionStarter]: For program point pi_releaseEXIT(lines 4553 4555) no Hoare annotation was computed. [2019-10-15 00:19:33,881 INFO L443 ceAbstractionStarter]: For program point register_chrdevFINAL(lines 2878 2885) no Hoare annotation was computed. [2019-10-15 00:19:33,881 INFO L443 ceAbstractionStarter]: For program point L2882-1(line 2882) no Hoare annotation was computed. [2019-10-15 00:19:33,882 INFO L446 ceAbstractionStarter]: At program point register_chrdevENTRY(lines 2878 2885) the Hoare annotation is: true [2019-10-15 00:19:33,882 INFO L443 ceAbstractionStarter]: For program point register_chrdevEXIT(lines 2878 2885) no Hoare annotation was computed. [2019-10-15 00:19:33,882 INFO L446 ceAbstractionStarter]: At program point L2882(line 2882) the Hoare annotation is: true [2019-10-15 00:19:33,882 INFO L443 ceAbstractionStarter]: For program point write_regFINAL(lines 3048 3054) no Hoare annotation was computed. [2019-10-15 00:19:33,882 INFO L443 ceAbstractionStarter]: For program point L3051-1(line 3051) no Hoare annotation was computed. [2019-10-15 00:19:33,882 INFO L446 ceAbstractionStarter]: At program point L3051(line 3051) the Hoare annotation is: true [2019-10-15 00:19:33,882 INFO L446 ceAbstractionStarter]: At program point write_regENTRY(lines 3048 3054) the Hoare annotation is: true [2019-10-15 00:19:33,883 INFO L443 ceAbstractionStarter]: For program point write_regEXIT(lines 3048 3054) no Hoare annotation was computed. [2019-10-15 00:19:33,883 INFO L443 ceAbstractionStarter]: For program point __register_chrdevEXIT(lines 4495 4497) no Hoare annotation was computed. [2019-10-15 00:19:33,883 INFO L446 ceAbstractionStarter]: At program point __register_chrdevENTRY(lines 4495 4497) the Hoare annotation is: true [2019-10-15 00:19:33,883 INFO L443 ceAbstractionStarter]: For program point __register_chrdevFINAL(lines 4495 4497) no Hoare annotation was computed. [2019-10-15 00:19:33,883 INFO L446 ceAbstractionStarter]: At program point pi_disconnectENTRY(lines 4539 4541) the Hoare annotation is: true [2019-10-15 00:19:33,883 INFO L443 ceAbstractionStarter]: For program point pi_disconnectFINAL(lines 4539 4541) no Hoare annotation was computed. [2019-10-15 00:19:33,884 INFO L443 ceAbstractionStarter]: For program point pi_disconnectEXIT(lines 4539 4541) no Hoare annotation was computed. [2019-10-15 00:19:33,884 INFO L443 ceAbstractionStarter]: For program point L3037-1(line 3037) no Hoare annotation was computed. [2019-10-15 00:19:33,884 INFO L446 ceAbstractionStarter]: At program point L3037(line 3037) the Hoare annotation is: true [2019-10-15 00:19:33,884 INFO L443 ceAbstractionStarter]: For program point status_regEXIT(lines 3034 3040) no Hoare annotation was computed. [2019-10-15 00:19:33,885 INFO L446 ceAbstractionStarter]: At program point status_regENTRY(lines 3034 3040) the Hoare annotation is: true [2019-10-15 00:19:33,885 INFO L443 ceAbstractionStarter]: For program point status_regFINAL(lines 3034 3040) no Hoare annotation was computed. [2019-10-15 00:19:33,885 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_pg_mutexFINAL(lines 4354 4369) no Hoare annotation was computed. [2019-10-15 00:19:33,885 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_pg_mutexENTRY(lines 4354 4369) no Hoare annotation was computed. [2019-10-15 00:19:33,885 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_pg_mutexEXIT(lines 4354 4369) no Hoare annotation was computed. [2019-10-15 00:19:33,885 INFO L443 ceAbstractionStarter]: For program point L4362(lines 4362 4367) no Hoare annotation was computed. [2019-10-15 00:19:33,885 INFO L443 ceAbstractionStarter]: For program point L4359(line 4359) no Hoare annotation was computed. [2019-10-15 00:19:33,885 INFO L443 ceAbstractionStarter]: For program point L4359-1(lines 4357 4360) no Hoare annotation was computed. [2019-10-15 00:19:33,885 INFO L443 ceAbstractionStarter]: For program point L4357(lines 4357 4360) no Hoare annotation was computed. [2019-10-15 00:19:33,885 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_lockFINAL(lines 4166 4181) no Hoare annotation was computed. [2019-10-15 00:19:33,886 INFO L443 ceAbstractionStarter]: For program point L4174(lines 4174 4179) no Hoare annotation was computed. [2019-10-15 00:19:33,886 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_lockENTRY(lines 4166 4181) no Hoare annotation was computed. [2019-10-15 00:19:33,886 INFO L443 ceAbstractionStarter]: For program point L4171-1(lines 4169 4172) no Hoare annotation was computed. [2019-10-15 00:19:33,886 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_lockEXIT(lines 4166 4181) no Hoare annotation was computed. [2019-10-15 00:19:33,886 INFO L443 ceAbstractionStarter]: For program point L4171(line 4171) no Hoare annotation was computed. [2019-10-15 00:19:33,886 INFO L443 ceAbstractionStarter]: For program point L4169(lines 4169 4172) no Hoare annotation was computed. [2019-10-15 00:19:33,886 INFO L443 ceAbstractionStarter]: For program point unregister_chrdevFINAL(lines 2888 2894) no Hoare annotation was computed. [2019-10-15 00:19:33,886 INFO L443 ceAbstractionStarter]: For program point unregister_chrdevEXIT(lines 2888 2894) no Hoare annotation was computed. [2019-10-15 00:19:33,886 INFO L446 ceAbstractionStarter]: At program point L2891(line 2891) the Hoare annotation is: true [2019-10-15 00:19:33,886 INFO L446 ceAbstractionStarter]: At program point unregister_chrdevENTRY(lines 2888 2894) the Hoare annotation is: true [2019-10-15 00:19:33,887 INFO L446 ceAbstractionStarter]: At program point ldv_initializeENTRY(lines 4455 4464) the Hoare annotation is: true [2019-10-15 00:19:33,887 INFO L443 ceAbstractionStarter]: For program point ldv_initializeFINAL(lines 4455 4464) no Hoare annotation was computed. [2019-10-15 00:19:33,887 INFO L443 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 4455 4464) no Hoare annotation was computed. [2019-10-15 00:19:33,887 INFO L443 ceAbstractionStarter]: For program point external_allocFINAL(lines 4574 4576) no Hoare annotation was computed. [2019-10-15 00:19:33,887 INFO L443 ceAbstractionStarter]: For program point external_allocEXIT(lines 4574 4576) no Hoare annotation was computed. [2019-10-15 00:19:33,887 INFO L446 ceAbstractionStarter]: At program point external_allocENTRY(lines 4574 4576) the Hoare annotation is: true [2019-10-15 00:19:33,887 INFO L446 ceAbstractionStarter]: At program point pi_read_blockENTRY(lines 4546 4548) the Hoare annotation is: true [2019-10-15 00:19:33,887 INFO L443 ceAbstractionStarter]: For program point pi_read_blockFINAL(lines 4546 4548) no Hoare annotation was computed. [2019-10-15 00:19:33,887 INFO L443 ceAbstractionStarter]: For program point pi_read_blockEXIT(lines 4546 4548) no Hoare annotation was computed. [2019-10-15 00:19:33,887 INFO L443 ceAbstractionStarter]: For program point read_regFINAL(lines 3041 3047) no Hoare annotation was computed. [2019-10-15 00:19:33,888 INFO L443 ceAbstractionStarter]: For program point read_regEXIT(lines 3041 3047) no Hoare annotation was computed. [2019-10-15 00:19:33,888 INFO L446 ceAbstractionStarter]: At program point read_regENTRY(lines 3041 3047) the Hoare annotation is: true [2019-10-15 00:19:33,888 INFO L446 ceAbstractionStarter]: At program point L3044(line 3044) the Hoare annotation is: true [2019-10-15 00:19:33,888 INFO L443 ceAbstractionStarter]: For program point L3044-1(line 3044) no Hoare annotation was computed. [2019-10-15 00:19:33,888 INFO L443 ceAbstractionStarter]: For program point __class_createFINAL(lines 4488 4490) no Hoare annotation was computed. [2019-10-15 00:19:33,888 INFO L443 ceAbstractionStarter]: For program point __class_createEXIT(lines 4488 4490) no Hoare annotation was computed. [2019-10-15 00:19:33,888 INFO L446 ceAbstractionStarter]: At program point __class_createENTRY(lines 4488 4490) the Hoare annotation is: true [2019-10-15 00:19:33,888 INFO L446 ceAbstractionStarter]: At program point L4489(line 4489) the Hoare annotation is: true [2019-10-15 00:19:33,888 INFO L443 ceAbstractionStarter]: For program point L4489-1(line 4489) no Hoare annotation was computed. [2019-10-15 00:19:33,889 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_lockFINAL(lines 4182 4192) no Hoare annotation was computed. [2019-10-15 00:19:33,889 INFO L443 ceAbstractionStarter]: For program point L4187-1(lines 4185 4188) no Hoare annotation was computed. [2019-10-15 00:19:33,889 INFO L443 ceAbstractionStarter]: For program point L4187(line 4187) no Hoare annotation was computed. [2019-10-15 00:19:33,889 INFO L443 ceAbstractionStarter]: For program point L4185(lines 4185 4188) no Hoare annotation was computed. [2019-10-15 00:19:33,889 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_lockENTRY(lines 4182 4192) no Hoare annotation was computed. [2019-10-15 00:19:33,889 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_lockEXIT(lines 4182 4192) no Hoare annotation was computed. [2019-10-15 00:19:33,889 INFO L443 ceAbstractionStarter]: For program point L2911-1(line 2911) no Hoare annotation was computed. [2019-10-15 00:19:33,889 INFO L446 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 2907 2916) the Hoare annotation is: true [2019-10-15 00:19:33,889 INFO L446 ceAbstractionStarter]: At program point L2911(line 2911) the Hoare annotation is: true [2019-10-15 00:19:33,889 INFO L443 ceAbstractionStarter]: For program point L2909(lines 2909 2915) no Hoare annotation was computed. [2019-10-15 00:19:33,890 INFO L443 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 2907 2916) no Hoare annotation was computed. [2019-10-15 00:19:33,890 INFO L443 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 2907 2916) no Hoare annotation was computed. [2019-10-15 00:19:33,890 INFO L443 ceAbstractionStarter]: For program point L3644(lines 3644 3647) no Hoare annotation was computed. [2019-10-15 00:19:33,890 INFO L446 ceAbstractionStarter]: At program point L3642(line 3642) the Hoare annotation is: true [2019-10-15 00:19:33,890 INFO L443 ceAbstractionStarter]: For program point L3642-1(line 3642) no Hoare annotation was computed. [2019-10-15 00:19:33,890 INFO L443 ceAbstractionStarter]: For program point L3673(lines 3673 3676) no Hoare annotation was computed. [2019-10-15 00:19:33,890 INFO L443 ceAbstractionStarter]: For program point L3671-1(lines 3671 3672) no Hoare annotation was computed. [2019-10-15 00:19:33,890 INFO L446 ceAbstractionStarter]: At program point L3671(lines 3671 3672) the Hoare annotation is: true [2019-10-15 00:19:33,890 INFO L443 ceAbstractionStarter]: For program point pg_readFINAL(lines 3622 3681) no Hoare annotation was computed. [2019-10-15 00:19:33,890 INFO L443 ceAbstractionStarter]: For program point L3665-1(line 3665) no Hoare annotation was computed. [2019-10-15 00:19:33,891 INFO L446 ceAbstractionStarter]: At program point L3665(line 3665) the Hoare annotation is: true [2019-10-15 00:19:33,891 INFO L443 ceAbstractionStarter]: For program point L3657(lines 3657 3660) no Hoare annotation was computed. [2019-10-15 00:19:33,891 INFO L443 ceAbstractionStarter]: For program point pg_readEXIT(lines 3622 3681) no Hoare annotation was computed. [2019-10-15 00:19:33,891 INFO L446 ceAbstractionStarter]: At program point pg_readENTRY(lines 3622 3681) the Hoare annotation is: true [2019-10-15 00:19:33,891 INFO L443 ceAbstractionStarter]: For program point L3643(lines 3643 3649) no Hoare annotation was computed. [2019-10-15 00:19:33,891 INFO L446 ceAbstractionStarter]: At program point L3643-2(lines 3643 3649) the Hoare annotation is: true [2019-10-15 00:19:33,891 INFO L443 ceAbstractionStarter]: For program point L3670(lines 3670 3678) no Hoare annotation was computed. [2019-10-15 00:19:33,891 INFO L443 ceAbstractionStarter]: For program point L3670-2(lines 3670 3678) no Hoare annotation was computed. [2019-10-15 00:19:33,891 INFO L443 ceAbstractionStarter]: For program point L3637(lines 3637 3640) no Hoare annotation was computed. [2019-10-15 00:19:33,891 INFO L443 ceAbstractionStarter]: For program point L3666(lines 3666 3669) no Hoare annotation was computed. [2019-10-15 00:19:33,892 INFO L443 ceAbstractionStarter]: For program point L3633(lines 3633 3636) no Hoare annotation was computed. [2019-10-15 00:19:33,893 INFO L443 ceAbstractionStarter]: For program point L3654(lines 3654 3662) no Hoare annotation was computed. [2019-10-15 00:19:33,893 INFO L443 ceAbstractionStarter]: For program point L3654-1(lines 3654 3662) no Hoare annotation was computed. [2019-10-15 00:19:33,893 INFO L443 ceAbstractionStarter]: For program point L3650(line 3650) no Hoare annotation was computed. [2019-10-15 00:19:33,893 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_4FINAL(lines 3954 3965) no Hoare annotation was computed. [2019-10-15 00:19:33,893 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_4EXIT(lines 3954 3965) no Hoare annotation was computed. [2019-10-15 00:19:33,894 INFO L443 ceAbstractionStarter]: For program point L3961-1(line 3961) no Hoare annotation was computed. [2019-10-15 00:19:33,894 INFO L443 ceAbstractionStarter]: For program point L3961(line 3961) no Hoare annotation was computed. [2019-10-15 00:19:33,894 INFO L443 ceAbstractionStarter]: For program point L3959-1(line 3959) no Hoare annotation was computed. [2019-10-15 00:19:33,894 INFO L443 ceAbstractionStarter]: For program point L3959(line 3959) no Hoare annotation was computed. [2019-10-15 00:19:33,894 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_4ENTRY(lines 3954 3965) no Hoare annotation was computed. [2019-10-15 00:19:33,894 INFO L443 ceAbstractionStarter]: For program point L4418-1(lines 4416 4419) no Hoare annotation was computed. [2019-10-15 00:19:33,894 INFO L443 ceAbstractionStarter]: For program point L4416(lines 4416 4419) no Hoare annotation was computed. [2019-10-15 00:19:33,894 INFO L443 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_pg_mutexEXIT(lines 4413 4428) no Hoare annotation was computed. [2019-10-15 00:19:33,894 INFO L443 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_pg_mutexENTRY(lines 4413 4428) no Hoare annotation was computed. [2019-10-15 00:19:33,894 INFO L443 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_pg_mutexFINAL(lines 4413 4428) no Hoare annotation was computed. [2019-10-15 00:19:33,895 INFO L443 ceAbstractionStarter]: For program point L4418(line 4418) no Hoare annotation was computed. [2019-10-15 00:19:33,895 INFO L443 ceAbstractionStarter]: For program point L4421(lines 4421 4425) no Hoare annotation was computed. [2019-10-15 00:19:33,895 INFO L443 ceAbstractionStarter]: For program point L4128(lines 4128 4132) no Hoare annotation was computed. [2019-10-15 00:19:33,895 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_is_locked_cred_guard_mutex_of_signal_structEXIT(lines 4123 4137) no Hoare annotation was computed. [2019-10-15 00:19:33,895 INFO L443 ceAbstractionStarter]: For program point L4126(lines 4126 4135) no Hoare annotation was computed. [2019-10-15 00:19:33,895 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_is_locked_cred_guard_mutex_of_signal_structENTRY(lines 4123 4137) no Hoare annotation was computed. [2019-10-15 00:19:33,895 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_is_locked_cred_guard_mutex_of_signal_structFINAL(lines 4123 4137) no Hoare annotation was computed. [2019-10-15 00:19:33,895 INFO L443 ceAbstractionStarter]: For program point kfreeEXIT(lines 4578 4580) no Hoare annotation was computed. [2019-10-15 00:19:33,895 INFO L446 ceAbstractionStarter]: At program point kfreeENTRY(lines 4578 4580) the Hoare annotation is: true [2019-10-15 00:19:33,896 INFO L443 ceAbstractionStarter]: For program point kfreeFINAL(lines 4578 4580) no Hoare annotation was computed. [2019-10-15 00:19:33,896 INFO L443 ceAbstractionStarter]: For program point L4143-1(lines 4141 4144) no Hoare annotation was computed. [2019-10-15 00:19:33,896 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_cred_guard_mutex_of_signal_structEXIT(lines 4138 4148) no Hoare annotation was computed. [2019-10-15 00:19:33,896 INFO L443 ceAbstractionStarter]: For program point L4143(line 4143) no Hoare annotation was computed. [2019-10-15 00:19:33,896 INFO L443 ceAbstractionStarter]: For program point L4141(lines 4141 4144) no Hoare annotation was computed. [2019-10-15 00:19:33,896 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_cred_guard_mutex_of_signal_structENTRY(lines 4138 4148) no Hoare annotation was computed. [2019-10-15 00:19:33,896 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_cred_guard_mutex_of_signal_structFINAL(lines 4138 4148) no Hoare annotation was computed. [2019-10-15 00:19:33,896 INFO L446 ceAbstractionStarter]: At program point L3064(line 3064) the Hoare annotation is: true [2019-10-15 00:19:33,896 INFO L443 ceAbstractionStarter]: For program point pg_sleepEXIT(lines 3061 3067) no Hoare annotation was computed. [2019-10-15 00:19:33,896 INFO L443 ceAbstractionStarter]: For program point L3064-1(line 3064) no Hoare annotation was computed. [2019-10-15 00:19:33,897 INFO L446 ceAbstractionStarter]: At program point pg_sleepENTRY(lines 3061 3067) the Hoare annotation is: true [2019-10-15 00:19:33,897 INFO L443 ceAbstractionStarter]: For program point pg_sleepFINAL(lines 3061 3067) no Hoare annotation was computed. [2019-10-15 00:19:33,897 INFO L443 ceAbstractionStarter]: For program point mutex_trylockENTRY(lines 4526 4528) no Hoare annotation was computed. [2019-10-15 00:19:33,897 INFO L443 ceAbstractionStarter]: For program point mutex_trylockEXIT(lines 4526 4528) no Hoare annotation was computed. [2019-10-15 00:19:33,897 INFO L443 ceAbstractionStarter]: For program point mutex_trylockFINAL(lines 4526 4528) no Hoare annotation was computed. [2019-10-15 00:19:33,897 INFO L443 ceAbstractionStarter]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2019-10-15 00:19:33,897 INFO L446 ceAbstractionStarter]: At program point L3198(line 3198) the Hoare annotation is: true [2019-10-15 00:19:33,897 INFO L443 ceAbstractionStarter]: For program point L3198-1(line 3198) no Hoare annotation was computed. [2019-10-15 00:19:33,897 INFO L443 ceAbstractionStarter]: For program point L3219(lines 3219 3223) no Hoare annotation was computed. [2019-10-15 00:19:33,898 INFO L443 ceAbstractionStarter]: For program point L3195-1(line 3195) no Hoare annotation was computed. [2019-10-15 00:19:33,898 INFO L446 ceAbstractionStarter]: At program point L3195(line 3195) the Hoare annotation is: true [2019-10-15 00:19:33,898 INFO L443 ceAbstractionStarter]: For program point L3191(line 3191) no Hoare annotation was computed. [2019-10-15 00:19:33,898 INFO L446 ceAbstractionStarter]: At program point L3220(lines 3186 3227) the Hoare annotation is: true [2019-10-15 00:19:33,898 INFO L443 ceAbstractionStarter]: For program point L3187-1(line 3187) no Hoare annotation was computed. [2019-10-15 00:19:33,898 INFO L446 ceAbstractionStarter]: At program point L3187(line 3187) the Hoare annotation is: true [2019-10-15 00:19:33,898 INFO L446 ceAbstractionStarter]: At program point L3216(line 3216) the Hoare annotation is: true [2019-10-15 00:19:33,898 INFO L443 ceAbstractionStarter]: For program point L3216-1(line 3216) no Hoare annotation was computed. [2019-10-15 00:19:33,899 INFO L446 ceAbstractionStarter]: At program point L3192(line 3192) the Hoare annotation is: true [2019-10-15 00:19:33,899 INFO L443 ceAbstractionStarter]: For program point L3225-1(line 3225) no Hoare annotation was computed. [2019-10-15 00:19:33,899 INFO L446 ceAbstractionStarter]: At program point L3225(line 3225) the Hoare annotation is: true [2019-10-15 00:19:33,899 INFO L443 ceAbstractionStarter]: For program point L3192-1(line 3192) no Hoare annotation was computed. [2019-10-15 00:19:33,899 INFO L446 ceAbstractionStarter]: At program point L3217(lines 3186 3227) the Hoare annotation is: true [2019-10-15 00:19:33,900 INFO L443 ceAbstractionStarter]: For program point pg_completionFINAL(lines 3176 3228) no Hoare annotation was computed. [2019-10-15 00:19:33,900 INFO L443 ceAbstractionStarter]: For program point L3205-1(lines 3205 3213) no Hoare annotation was computed. [2019-10-15 00:19:33,900 INFO L443 ceAbstractionStarter]: For program point L3201-1(lines 3186 3227) no Hoare annotation was computed. [2019-10-15 00:19:33,900 INFO L443 ceAbstractionStarter]: For program point L3197(lines 3197 3200) no Hoare annotation was computed. [2019-10-15 00:19:33,900 INFO L443 ceAbstractionStarter]: For program point L3197-2(lines 3186 3227) no Hoare annotation was computed. [2019-10-15 00:19:33,900 INFO L446 ceAbstractionStarter]: At program point L3222(lines 3186 3227) the Hoare annotation is: true [2019-10-15 00:19:33,900 INFO L443 ceAbstractionStarter]: For program point L3218(line 3218) no Hoare annotation was computed. [2019-10-15 00:19:33,900 INFO L443 ceAbstractionStarter]: For program point pg_completionEXIT(lines 3176 3228) no Hoare annotation was computed. [2019-10-15 00:19:33,900 INFO L446 ceAbstractionStarter]: At program point pg_completionENTRY(lines 3176 3228) the Hoare annotation is: true [2019-10-15 00:19:33,901 INFO L443 ceAbstractionStarter]: For program point L3206(lines 3206 3210) no Hoare annotation was computed. [2019-10-15 00:19:33,901 INFO L443 ceAbstractionStarter]: For program point L3206-2(lines 3206 3210) no Hoare annotation was computed. [2019-10-15 00:19:33,901 INFO L446 ceAbstractionStarter]: At program point L3202(line 3202) the Hoare annotation is: true [2019-10-15 00:19:33,901 INFO L443 ceAbstractionStarter]: For program point class_destroyFINAL(lines 4509 4511) no Hoare annotation was computed. [2019-10-15 00:19:33,901 INFO L443 ceAbstractionStarter]: For program point class_destroyEXIT(lines 4509 4511) no Hoare annotation was computed. [2019-10-15 00:19:33,901 INFO L446 ceAbstractionStarter]: At program point class_destroyENTRY(lines 4509 4511) the Hoare annotation is: true [2019-10-15 00:19:33,901 INFO L446 ceAbstractionStarter]: At program point mutex_unlockENTRY(lines 4529 4531) the Hoare annotation is: true [2019-10-15 00:19:33,901 INFO L443 ceAbstractionStarter]: For program point mutex_unlockEXIT(lines 4529 4531) no Hoare annotation was computed. [2019-10-15 00:19:33,902 INFO L443 ceAbstractionStarter]: For program point mutex_unlockFINAL(lines 4529 4531) no Hoare annotation was computed. [2019-10-15 00:19:33,902 INFO L443 ceAbstractionStarter]: For program point copy_to_userEXIT(lines 2968 2975) no Hoare annotation was computed. [2019-10-15 00:19:33,902 INFO L446 ceAbstractionStarter]: At program point copy_to_userENTRY(lines 2968 2975) the Hoare annotation is: true [2019-10-15 00:19:33,902 INFO L443 ceAbstractionStarter]: For program point L2972(line 2972) no Hoare annotation was computed. [2019-10-15 00:19:33,902 INFO L443 ceAbstractionStarter]: For program point copy_to_userFINAL(lines 2968 2975) no Hoare annotation was computed. [2019-10-15 00:19:33,902 INFO L446 ceAbstractionStarter]: At program point L2971-1(line 2971) the Hoare annotation is: true [2019-10-15 00:19:33,902 INFO L446 ceAbstractionStarter]: At program point L2971(line 2971) the Hoare annotation is: true [2019-10-15 00:19:33,902 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_mutex_of_deviceENTRY(lines 4268 4283) no Hoare annotation was computed. [2019-10-15 00:19:33,903 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_mutex_of_deviceEXIT(lines 4268 4283) no Hoare annotation was computed. [2019-10-15 00:19:33,903 INFO L443 ceAbstractionStarter]: For program point L4276(lines 4276 4281) no Hoare annotation was computed. [2019-10-15 00:19:33,903 INFO L443 ceAbstractionStarter]: For program point L4271(lines 4271 4274) no Hoare annotation was computed. [2019-10-15 00:19:33,903 INFO L443 ceAbstractionStarter]: For program point L4273(line 4273) no Hoare annotation was computed. [2019-10-15 00:19:33,903 INFO L443 ceAbstractionStarter]: For program point L4273-1(lines 4271 4274) no Hoare annotation was computed. [2019-10-15 00:19:33,903 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_mutex_of_deviceFINAL(lines 4268 4283) no Hoare annotation was computed. [2019-10-15 00:19:33,903 INFO L443 ceAbstractionStarter]: For program point L3103(lines 3103 3107) no Hoare annotation was computed. [2019-10-15 00:19:33,903 INFO L443 ceAbstractionStarter]: For program point pg_waitFINAL(lines 3068 3122) no Hoare annotation was computed. [2019-10-15 00:19:33,903 INFO L443 ceAbstractionStarter]: For program point L3101-1(line 3101) no Hoare annotation was computed. [2019-10-15 00:19:33,904 INFO L446 ceAbstractionStarter]: At program point L3101(line 3101) the Hoare annotation is: true [2019-10-15 00:19:33,904 INFO L443 ceAbstractionStarter]: For program point L3103-2(lines 3103 3107) no Hoare annotation was computed. [2019-10-15 00:19:33,904 INFO L443 ceAbstractionStarter]: For program point L3099-1(line 3099) no Hoare annotation was computed. [2019-10-15 00:19:33,904 INFO L446 ceAbstractionStarter]: At program point L3099(line 3099) the Hoare annotation is: true [2019-10-15 00:19:33,904 INFO L443 ceAbstractionStarter]: For program point L3091(lines 3091 3095) no Hoare annotation was computed. [2019-10-15 00:19:33,904 INFO L446 ceAbstractionStarter]: At program point L3087-1(lines 3077 3121) the Hoare annotation is: true [2019-10-15 00:19:33,904 INFO L446 ceAbstractionStarter]: At program point L3087(line 3087) the Hoare annotation is: true [2019-10-15 00:19:33,904 INFO L446 ceAbstractionStarter]: At program point L3085(line 3085) the Hoare annotation is: true [2019-10-15 00:19:33,904 INFO L446 ceAbstractionStarter]: At program point pg_waitENTRY(lines 3068 3122) the Hoare annotation is: true [2019-10-15 00:19:33,905 INFO L443 ceAbstractionStarter]: For program point L3112-1(lines 3112 3115) no Hoare annotation was computed. [2019-10-15 00:19:33,905 INFO L443 ceAbstractionStarter]: For program point pg_waitEXIT(lines 3068 3122) no Hoare annotation was computed. [2019-10-15 00:19:33,905 INFO L443 ceAbstractionStarter]: For program point L3102(lines 3102 3111) no Hoare annotation was computed. [2019-10-15 00:19:33,905 INFO L446 ceAbstractionStarter]: At program point L3100(line 3100) the Hoare annotation is: true [2019-10-15 00:19:33,905 INFO L443 ceAbstractionStarter]: For program point L3102-2(lines 3098 3118) no Hoare annotation was computed. [2019-10-15 00:19:33,905 INFO L443 ceAbstractionStarter]: For program point L3098(lines 3098 3119) no Hoare annotation was computed. [2019-10-15 00:19:33,905 INFO L443 ceAbstractionStarter]: For program point L3100-1(line 3100) no Hoare annotation was computed. [2019-10-15 00:19:33,905 INFO L446 ceAbstractionStarter]: At program point L3094(lines 3077 3121) the Hoare annotation is: true [2019-10-15 00:19:33,905 INFO L446 ceAbstractionStarter]: At program point L3092(lines 3077 3121) the Hoare annotation is: true [2019-10-15 00:19:33,906 INFO L443 ceAbstractionStarter]: For program point L3090(line 3090) no Hoare annotation was computed. [2019-10-15 00:19:33,906 INFO L443 ceAbstractionStarter]: For program point L3084(lines 3084 3088) no Hoare annotation was computed. [2019-10-15 00:19:33,906 INFO L443 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 4026 4031) no Hoare annotation was computed. [2019-10-15 00:19:33,906 INFO L446 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 4026 4031) the Hoare annotation is: true [2019-10-15 00:19:33,906 INFO L443 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4029) no Hoare annotation was computed. [2019-10-15 00:19:33,906 INFO L443 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 4026 4031) no Hoare annotation was computed. [2019-10-15 00:19:33,906 INFO L446 ceAbstractionStarter]: At program point noop_llseekENTRY(lines 4533 4535) the Hoare annotation is: true [2019-10-15 00:19:33,907 INFO L443 ceAbstractionStarter]: For program point noop_llseekFINAL(lines 4533 4535) no Hoare annotation was computed. [2019-10-15 00:19:33,907 INFO L443 ceAbstractionStarter]: For program point noop_llseekEXIT(lines 4533 4535) no Hoare annotation was computed. [2019-10-15 00:19:33,907 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 4033 4038) no Hoare annotation was computed. [2019-10-15 00:19:33,907 INFO L446 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 4033 4038) the Hoare annotation is: true [2019-10-15 00:19:33,907 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 4033 4038) no Hoare annotation was computed. [2019-10-15 00:19:33,907 INFO L446 ceAbstractionStarter]: At program point clear_bitENTRY(lines 2794 2800) the Hoare annotation is: true [2019-10-15 00:19:33,907 INFO L443 ceAbstractionStarter]: For program point clear_bitFINAL(lines 2794 2800) no Hoare annotation was computed. [2019-10-15 00:19:33,907 INFO L443 ceAbstractionStarter]: For program point clear_bitEXIT(lines 2794 2800) no Hoare annotation was computed. [2019-10-15 00:19:33,907 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_1FINAL(lines 3930 3937) no Hoare annotation was computed. [2019-10-15 00:19:33,907 INFO L443 ceAbstractionStarter]: For program point L3933-1(line 3933) no Hoare annotation was computed. [2019-10-15 00:19:33,908 INFO L443 ceAbstractionStarter]: For program point L3933(line 3933) no Hoare annotation was computed. [2019-10-15 00:19:33,908 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_1ENTRY(lines 3930 3937) no Hoare annotation was computed. [2019-10-15 00:19:33,908 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_1EXIT(lines 3930 3937) no Hoare annotation was computed. [2019-10-15 00:19:33,908 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2019-10-15 00:19:33,908 INFO L446 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2019-10-15 00:19:33,908 INFO L446 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2019-10-15 00:19:33,908 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2019-10-15 00:19:33,908 INFO L443 ceAbstractionStarter]: For program point L4447(lines 4447 4450) no Hoare annotation was computed. [2019-10-15 00:19:33,909 INFO L446 ceAbstractionStarter]: At program point L4449(line 4449) the Hoare annotation is: true [2019-10-15 00:19:33,909 INFO L443 ceAbstractionStarter]: For program point L4449-1(lines 4447 4450) no Hoare annotation was computed. [2019-10-15 00:19:33,909 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_pg_mutexEXIT(lines 4444 4454) no Hoare annotation was computed. [2019-10-15 00:19:33,909 INFO L446 ceAbstractionStarter]: At program point ldv_mutex_unlock_pg_mutexENTRY(lines 4444 4454) the Hoare annotation is: true [2019-10-15 00:19:33,909 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_pg_mutexFINAL(lines 4444 4454) no Hoare annotation was computed. [2019-10-15 00:19:33,909 INFO L446 ceAbstractionStarter]: At program point pg_init_unitsENTRY(lines 3001 3033) the Hoare annotation is: true [2019-10-15 00:19:33,909 INFO L446 ceAbstractionStarter]: At program point L3028(lines 3001 3033) the Hoare annotation is: true [2019-10-15 00:19:33,909 INFO L446 ceAbstractionStarter]: At program point L3026(lines 3005 3032) the Hoare annotation is: true [2019-10-15 00:19:33,909 INFO L443 ceAbstractionStarter]: For program point pg_init_unitsEXIT(lines 3001 3033) no Hoare annotation was computed. [2019-10-15 00:19:33,909 INFO L446 ceAbstractionStarter]: At program point L3024(lines 3005 3032) the Hoare annotation is: true [2019-10-15 00:19:33,910 INFO L443 ceAbstractionStarter]: For program point L3019(lines 3019 3022) no Hoare annotation was computed. [2019-10-15 00:19:33,910 INFO L443 ceAbstractionStarter]: For program point L3019-2(lines 3019 3022) no Hoare annotation was computed. [2019-10-15 00:19:33,910 INFO L443 ceAbstractionStarter]: For program point L3013-1(line 3013) no Hoare annotation was computed. [2019-10-15 00:19:33,910 INFO L446 ceAbstractionStarter]: At program point L3013(line 3013) the Hoare annotation is: true [2019-10-15 00:19:33,910 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 00:19:33,910 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-15 00:19:33,910 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 00:19:33,910 INFO L443 ceAbstractionStarter]: For program point schedule_timeout_interruptibleFINAL(lines 4567 4569) no Hoare annotation was computed. [2019-10-15 00:19:33,910 INFO L446 ceAbstractionStarter]: At program point schedule_timeout_interruptibleENTRY(lines 4567 4569) the Hoare annotation is: true [2019-10-15 00:19:33,911 INFO L443 ceAbstractionStarter]: For program point schedule_timeout_interruptibleEXIT(lines 4567 4569) no Hoare annotation was computed. [2019-10-15 00:19:33,911 INFO L443 ceAbstractionStarter]: For program point test_and_set_bitEXIT(lines 2801 2808) no Hoare annotation was computed. [2019-10-15 00:19:33,912 INFO L443 ceAbstractionStarter]: For program point test_and_set_bitFINAL(lines 2801 2808) no Hoare annotation was computed. [2019-10-15 00:19:33,912 INFO L446 ceAbstractionStarter]: At program point test_and_set_bitENTRY(lines 2801 2808) the Hoare annotation is: true [2019-10-15 00:19:33,912 INFO L446 ceAbstractionStarter]: At program point mutex_lockENTRY(lines 4522 4524) the Hoare annotation is: true [2019-10-15 00:19:33,912 INFO L443 ceAbstractionStarter]: For program point mutex_lockFINAL(lines 4522 4524) no Hoare annotation was computed. [2019-10-15 00:19:33,914 INFO L443 ceAbstractionStarter]: For program point mutex_lockEXIT(lines 4522 4524) no Hoare annotation was computed. [2019-10-15 00:19:33,914 INFO L446 ceAbstractionStarter]: At program point pg_openENTRY(lines 3493 3537) the Hoare annotation is: true [2019-10-15 00:19:33,914 INFO L446 ceAbstractionStarter]: At program point L3518(line 3518) the Hoare annotation is: true [2019-10-15 00:19:33,914 INFO L443 ceAbstractionStarter]: For program point L3518-1(line 3518) no Hoare annotation was computed. [2019-10-15 00:19:33,914 INFO L443 ceAbstractionStarter]: For program point L3512(lines 3512 3516) no Hoare annotation was computed. [2019-10-15 00:19:33,914 INFO L443 ceAbstractionStarter]: For program point pg_openFINAL(lines 3493 3537) no Hoare annotation was computed. [2019-10-15 00:19:33,914 INFO L443 ceAbstractionStarter]: For program point L3506(line 3506) no Hoare annotation was computed. [2019-10-15 00:19:33,915 INFO L443 ceAbstractionStarter]: For program point L3506-2(lines 3506 3510) no Hoare annotation was computed. [2019-10-15 00:19:33,915 INFO L446 ceAbstractionStarter]: At program point L3533(lines 3500 3536) the Hoare annotation is: true [2019-10-15 00:19:33,915 INFO L443 ceAbstractionStarter]: For program point L3525(lines 3525 3531) no Hoare annotation was computed. [2019-10-15 00:19:33,915 INFO L443 ceAbstractionStarter]: For program point L3523-1(line 3523) no Hoare annotation was computed. [2019-10-15 00:19:33,915 INFO L446 ceAbstractionStarter]: At program point L3523(line 3523) the Hoare annotation is: true [2019-10-15 00:19:33,915 INFO L443 ceAbstractionStarter]: For program point L3517(lines 3517 3521) no Hoare annotation was computed. [2019-10-15 00:19:33,915 INFO L446 ceAbstractionStarter]: At program point L3517-2(lines 3517 3521) the Hoare annotation is: true [2019-10-15 00:19:33,915 INFO L443 ceAbstractionStarter]: For program point L3511-1(line 3511) no Hoare annotation was computed. [2019-10-15 00:19:33,915 INFO L446 ceAbstractionStarter]: At program point L3511(line 3511) the Hoare annotation is: true [2019-10-15 00:19:33,915 INFO L443 ceAbstractionStarter]: For program point L3505-1(line 3505) no Hoare annotation was computed. [2019-10-15 00:19:33,916 INFO L446 ceAbstractionStarter]: At program point L3505(line 3505) the Hoare annotation is: true [2019-10-15 00:19:33,916 INFO L443 ceAbstractionStarter]: For program point L3534(line 3534) no Hoare annotation was computed. [2019-10-15 00:19:33,916 INFO L443 ceAbstractionStarter]: For program point L3501-1(line 3501) no Hoare annotation was computed. [2019-10-15 00:19:33,916 INFO L446 ceAbstractionStarter]: At program point L3501(line 3501) the Hoare annotation is: true [2019-10-15 00:19:33,916 INFO L446 ceAbstractionStarter]: At program point L3526(line 3526) the Hoare annotation is: true [2019-10-15 00:19:33,916 INFO L443 ceAbstractionStarter]: For program point L3526-1(line 3526) no Hoare annotation was computed. [2019-10-15 00:19:33,916 INFO L443 ceAbstractionStarter]: For program point L3522(line 3522) no Hoare annotation was computed. [2019-10-15 00:19:33,916 INFO L443 ceAbstractionStarter]: For program point pg_openEXIT(lines 3493 3537) no Hoare annotation was computed. [2019-10-15 00:19:33,917 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_pg_mutexFINAL(lines 4397 4412) no Hoare annotation was computed. [2019-10-15 00:19:33,917 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_pg_mutexEXIT(lines 4397 4412) no Hoare annotation was computed. [2019-10-15 00:19:33,917 INFO L443 ceAbstractionStarter]: For program point L4402(line 4402) no Hoare annotation was computed. [2019-10-15 00:19:33,917 INFO L443 ceAbstractionStarter]: For program point L4405(lines 4405 4410) no Hoare annotation was computed. [2019-10-15 00:19:33,918 INFO L443 ceAbstractionStarter]: For program point L4402-1(lines 4400 4403) no Hoare annotation was computed. [2019-10-15 00:19:33,918 INFO L443 ceAbstractionStarter]: For program point L4400(lines 4400 4403) no Hoare annotation was computed. [2019-10-15 00:19:33,918 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_pg_mutexENTRY(lines 4397 4412) no Hoare annotation was computed. [2019-10-15 00:19:33,918 INFO L446 ceAbstractionStarter]: At program point L2946-1(line 2946) the Hoare annotation is: true [2019-10-15 00:19:33,918 INFO L443 ceAbstractionStarter]: For program point L2957(lines 2957 2961) no Hoare annotation was computed. [2019-10-15 00:19:33,918 INFO L446 ceAbstractionStarter]: At program point L2957-2(lines 2957 2961) the Hoare annotation is: true [2019-10-15 00:19:33,918 INFO L443 ceAbstractionStarter]: For program point L2953-1(line 2953) no Hoare annotation was computed. [2019-10-15 00:19:33,918 INFO L446 ceAbstractionStarter]: At program point L2953(line 2953) the Hoare annotation is: true [2019-10-15 00:19:33,918 INFO L446 ceAbstractionStarter]: At program point copy_from_userENTRY(lines 2936 2967) the Hoare annotation is: true [2019-10-15 00:19:33,918 INFO L443 ceAbstractionStarter]: For program point L2951-1(line 2951) no Hoare annotation was computed. [2019-10-15 00:19:33,919 INFO L446 ceAbstractionStarter]: At program point L2951(line 2951) the Hoare annotation is: true [2019-10-15 00:19:33,919 INFO L443 ceAbstractionStarter]: For program point L2949-1(line 2949) no Hoare annotation was computed. [2019-10-15 00:19:33,919 INFO L446 ceAbstractionStarter]: At program point L2949(line 2949) the Hoare annotation is: true [2019-10-15 00:19:33,919 INFO L443 ceAbstractionStarter]: For program point L2947(line 2947) no Hoare annotation was computed. [2019-10-15 00:19:33,919 INFO L443 ceAbstractionStarter]: For program point copy_from_userEXIT(lines 2936 2967) no Hoare annotation was computed. [2019-10-15 00:19:33,919 INFO L443 ceAbstractionStarter]: For program point L2962(line 2962) no Hoare annotation was computed. [2019-10-15 00:19:33,919 INFO L443 ceAbstractionStarter]: For program point copy_from_userFINAL(lines 2936 2967) no Hoare annotation was computed. [2019-10-15 00:19:33,919 INFO L446 ceAbstractionStarter]: At program point L2956(line 2956) the Hoare annotation is: true [2019-10-15 00:19:33,919 INFO L443 ceAbstractionStarter]: For program point L2956-1(line 2956) no Hoare annotation was computed. [2019-10-15 00:19:33,919 INFO L443 ceAbstractionStarter]: For program point L2952(lines 2952 2963) no Hoare annotation was computed. [2019-10-15 00:19:33,920 INFO L443 ceAbstractionStarter]: For program point L2952-2(lines 2948 2964) no Hoare annotation was computed. [2019-10-15 00:19:33,920 INFO L443 ceAbstractionStarter]: For program point L2948(lines 2948 2964) no Hoare annotation was computed. [2019-10-15 00:19:33,920 INFO L446 ceAbstractionStarter]: At program point L2946(line 2946) the Hoare annotation is: true [2019-10-15 00:19:33,920 INFO L443 ceAbstractionStarter]: For program point L3770(lines 3770 3773) no Hoare annotation was computed. [2019-10-15 00:19:33,920 INFO L443 ceAbstractionStarter]: For program point L3770-1(lines 3770 3773) no Hoare annotation was computed. [2019-10-15 00:19:33,920 INFO L439 ceAbstractionStarter]: At program point L3797(lines 3761 3802) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (= ~ldv_state_variable_1~0 0) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2019-10-15 00:19:33,921 INFO L439 ceAbstractionStarter]: At program point L3795(lines 3765 3801) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (= ~ldv_state_variable_1~0 0) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2019-10-15 00:19:33,921 INFO L443 ceAbstractionStarter]: For program point pg_exitEXIT(lines 3761 3802) no Hoare annotation was computed. [2019-10-15 00:19:33,921 INFO L439 ceAbstractionStarter]: At program point L3793(lines 3765 3801) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (= ~ldv_state_variable_1~0 0) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2019-10-15 00:19:33,921 INFO L443 ceAbstractionStarter]: For program point L3789-1(line 3789) no Hoare annotation was computed. [2019-10-15 00:19:33,921 INFO L439 ceAbstractionStarter]: At program point L3789(line 3789) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (= ~ldv_state_variable_1~0 0) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2019-10-15 00:19:33,921 INFO L446 ceAbstractionStarter]: At program point pg_exitENTRY(lines 3761 3802) the Hoare annotation is: true [2019-10-15 00:19:33,921 INFO L443 ceAbstractionStarter]: For program point L3783(line 3783) no Hoare annotation was computed. [2019-10-15 00:19:33,922 INFO L446 ceAbstractionStarter]: At program point L3779(lines 3765 3801) the Hoare annotation is: true [2019-10-15 00:19:33,922 INFO L446 ceAbstractionStarter]: At program point L3777(lines 3765 3801) the Hoare annotation is: true [2019-10-15 00:19:33,922 INFO L446 ceAbstractionStarter]: At program point L3775(lines 3765 3801) the Hoare annotation is: true [2019-10-15 00:19:33,922 INFO L446 ceAbstractionStarter]: At program point L3771(line 3771) the Hoare annotation is: true [2019-10-15 00:19:33,922 INFO L443 ceAbstractionStarter]: For program point L3788(lines 3788 3791) no Hoare annotation was computed. [2019-10-15 00:19:33,922 INFO L443 ceAbstractionStarter]: For program point L3788-2(lines 3788 3791) no Hoare annotation was computed. [2019-10-15 00:19:33,922 INFO L446 ceAbstractionStarter]: At program point L3782(line 3782) the Hoare annotation is: true [2019-10-15 00:19:33,922 INFO L443 ceAbstractionStarter]: For program point L4255(lines 4255 4258) no Hoare annotation was computed. [2019-10-15 00:19:33,922 INFO L443 ceAbstractionStarter]: For program point L4257(line 4257) no Hoare annotation was computed. [2019-10-15 00:19:33,923 INFO L443 ceAbstractionStarter]: For program point L4257-1(lines 4255 4258) no Hoare annotation was computed. [2019-10-15 00:19:33,923 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceENTRY(lines 4252 4267) no Hoare annotation was computed. [2019-10-15 00:19:33,923 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceFINAL(lines 4252 4267) no Hoare annotation was computed. [2019-10-15 00:19:33,923 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceEXIT(lines 4252 4267) no Hoare annotation was computed. [2019-10-15 00:19:33,923 INFO L443 ceAbstractionStarter]: For program point L4260(lines 4260 4265) no Hoare annotation was computed. [2019-10-15 00:19:33,923 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_is_locked_mutex_of_deviceENTRY(lines 4327 4341) no Hoare annotation was computed. [2019-10-15 00:19:33,923 INFO L443 ceAbstractionStarter]: For program point L4330(lines 4330 4339) no Hoare annotation was computed. [2019-10-15 00:19:33,923 INFO L443 ceAbstractionStarter]: For program point L4332(lines 4332 4336) no Hoare annotation was computed. [2019-10-15 00:19:33,923 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_is_locked_mutex_of_deviceEXIT(lines 4327 4341) no Hoare annotation was computed. [2019-10-15 00:19:33,923 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_is_locked_mutex_of_deviceFINAL(lines 4327 4341) no Hoare annotation was computed. [2019-10-15 00:19:33,924 INFO L446 ceAbstractionStarter]: At program point pg_releaseENTRY(lines 3538 3547) the Hoare annotation is: true [2019-10-15 00:19:33,924 INFO L443 ceAbstractionStarter]: For program point pg_releaseEXIT(lines 3538 3547) no Hoare annotation was computed. [2019-10-15 00:19:33,924 INFO L446 ceAbstractionStarter]: At program point L3544(line 3544) the Hoare annotation is: true [2019-10-15 00:19:33,924 INFO L443 ceAbstractionStarter]: For program point pg_releaseFINAL(lines 3538 3547) no Hoare annotation was computed. [2019-10-15 00:19:33,924 INFO L446 ceAbstractionStarter]: At program point L3542(line 3542) the Hoare annotation is: true [2019-10-15 00:19:33,924 INFO L443 ceAbstractionStarter]: For program point L3544-1(line 3544) no Hoare annotation was computed. [2019-10-15 00:19:33,924 INFO L443 ceAbstractionStarter]: For program point L3542-1(line 3542) no Hoare annotation was computed. [2019-10-15 00:19:33,924 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_cred_guard_mutex_of_signal_structEXIT(lines 4079 4089) no Hoare annotation was computed. [2019-10-15 00:19:33,924 INFO L443 ceAbstractionStarter]: For program point L4084(line 4084) no Hoare annotation was computed. [2019-10-15 00:19:33,925 INFO L443 ceAbstractionStarter]: For program point L4082(lines 4082 4085) no Hoare annotation was computed. [2019-10-15 00:19:33,925 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_cred_guard_mutex_of_signal_structENTRY(lines 4079 4089) no Hoare annotation was computed. [2019-10-15 00:19:33,925 INFO L443 ceAbstractionStarter]: For program point L4084-1(lines 4082 4085) no Hoare annotation was computed. [2019-10-15 00:19:33,925 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_cred_guard_mutex_of_signal_structFINAL(lines 4079 4089) no Hoare annotation was computed. [2019-10-15 00:19:33,925 INFO L446 ceAbstractionStarter]: At program point pg_detectENTRY(lines 3427 3492) the Hoare annotation is: true [2019-10-15 00:19:33,925 INFO L446 ceAbstractionStarter]: At program point L3475(lines 3451 3482) the Hoare annotation is: true [2019-10-15 00:19:33,925 INFO L443 ceAbstractionStarter]: For program point L3463-1(line 3463) no Hoare annotation was computed. [2019-10-15 00:19:33,925 INFO L446 ceAbstractionStarter]: At program point L3463(line 3463) the Hoare annotation is: true [2019-10-15 00:19:33,925 INFO L443 ceAbstractionStarter]: For program point pg_detectFINAL(lines 3427 3492) no Hoare annotation was computed. [2019-10-15 00:19:33,925 INFO L443 ceAbstractionStarter]: For program point L3443(lines 3443 3482) no Hoare annotation was computed. [2019-10-15 00:19:33,926 INFO L446 ceAbstractionStarter]: At program point L3472(lines 3451 3482) the Hoare annotation is: true [2019-10-15 00:19:33,926 INFO L446 ceAbstractionStarter]: At program point L3468(line 3468) the Hoare annotation is: true [2019-10-15 00:19:33,926 INFO L443 ceAbstractionStarter]: For program point L3468-1(line 3468) no Hoare annotation was computed. [2019-10-15 00:19:33,926 INFO L443 ceAbstractionStarter]: For program point L3464(lines 3464 3469) no Hoare annotation was computed. [2019-10-15 00:19:33,926 INFO L446 ceAbstractionStarter]: At program point L3460(lines 3460 3461) the Hoare annotation is: true [2019-10-15 00:19:33,926 INFO L443 ceAbstractionStarter]: For program point L3460-1(lines 3460 3461) no Hoare annotation was computed. [2019-10-15 00:19:33,926 INFO L443 ceAbstractionStarter]: For program point L3456(lines 3456 3459) no Hoare annotation was computed. [2019-10-15 00:19:33,926 INFO L446 ceAbstractionStarter]: At program point L3444(line 3444) the Hoare annotation is: true [2019-10-15 00:19:33,926 INFO L446 ceAbstractionStarter]: At program point L3477(lines 3451 3482) the Hoare annotation is: true [2019-10-15 00:19:33,926 INFO L443 ceAbstractionStarter]: For program point L3444-1(line 3444) no Hoare annotation was computed. [2019-10-15 00:19:33,927 INFO L443 ceAbstractionStarter]: For program point L3440(lines 3440 3484) no Hoare annotation was computed. [2019-10-15 00:19:33,927 INFO L446 ceAbstractionStarter]: At program point L3440-1(lines 3436 3491) the Hoare annotation is: true [2019-10-15 00:19:33,927 INFO L443 ceAbstractionStarter]: For program point pg_detectEXIT(lines 3427 3492) no Hoare annotation was computed. [2019-10-15 00:19:33,927 INFO L443 ceAbstractionStarter]: For program point L3449-1(line 3449) no Hoare annotation was computed. [2019-10-15 00:19:33,927 INFO L446 ceAbstractionStarter]: At program point L3449(line 3449) the Hoare annotation is: true [2019-10-15 00:19:33,927 INFO L443 ceAbstractionStarter]: For program point L3445(lines 3445 3450) no Hoare annotation was computed. [2019-10-15 00:19:33,927 INFO L443 ceAbstractionStarter]: For program point L3441-1(lines 3441 3442) no Hoare annotation was computed. [2019-10-15 00:19:33,927 INFO L446 ceAbstractionStarter]: At program point L3441(lines 3441 3442) the Hoare annotation is: true [2019-10-15 00:19:33,927 INFO L443 ceAbstractionStarter]: For program point L3462(lines 3462 3471) no Hoare annotation was computed. [2019-10-15 00:19:33,927 INFO L446 ceAbstractionStarter]: At program point __kmallocENTRY(lines 2917 2920) the Hoare annotation is: true [2019-10-15 00:19:33,928 INFO L443 ceAbstractionStarter]: For program point __kmallocFINAL(lines 2917 2920) no Hoare annotation was computed. [2019-10-15 00:19:33,928 INFO L443 ceAbstractionStarter]: For program point L2919-1(line 2919) no Hoare annotation was computed. [2019-10-15 00:19:33,928 INFO L443 ceAbstractionStarter]: For program point __kmallocEXIT(lines 2917 2920) no Hoare annotation was computed. [2019-10-15 00:19:33,928 INFO L446 ceAbstractionStarter]: At program point L2919(line 2919) the Hoare annotation is: true [2019-10-15 00:19:33,928 INFO L446 ceAbstractionStarter]: At program point L3900(line 3900) the Hoare annotation is: true [2019-10-15 00:19:33,928 INFO L443 ceAbstractionStarter]: For program point L3834(line 3834) no Hoare annotation was computed. [2019-10-15 00:19:33,928 INFO L443 ceAbstractionStarter]: For program point L3900-1(line 3900) no Hoare annotation was computed. [2019-10-15 00:19:33,928 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 3818 3929) no Hoare annotation was computed. [2019-10-15 00:19:33,928 INFO L446 ceAbstractionStarter]: At program point L3892(line 3892) the Hoare annotation is: true [2019-10-15 00:19:33,929 INFO L443 ceAbstractionStarter]: For program point L3892-1(line 3892) no Hoare annotation was computed. [2019-10-15 00:19:33,929 INFO L443 ceAbstractionStarter]: For program point L3868(line 3868) no Hoare annotation was computed. [2019-10-15 00:19:33,929 INFO L443 ceAbstractionStarter]: For program point L3901(lines 3901 3904) no Hoare annotation was computed. [2019-10-15 00:19:33,929 INFO L443 ceAbstractionStarter]: For program point L3835(lines 3835 3839) no Hoare annotation was computed. [2019-10-15 00:19:33,929 INFO L443 ceAbstractionStarter]: For program point L3901-2(lines 3899 3910) no Hoare annotation was computed. [2019-10-15 00:19:33,929 INFO L443 ceAbstractionStarter]: For program point L3835-2(lines 3833 3881) no Hoare annotation was computed. [2019-10-15 00:19:33,929 INFO L443 ceAbstractionStarter]: For program point L3926(line 3926) no Hoare annotation was computed. [2019-10-15 00:19:33,929 INFO L446 ceAbstractionStarter]: At program point L3836(line 3836) the Hoare annotation is: true [2019-10-15 00:19:33,929 INFO L443 ceAbstractionStarter]: For program point L3869(lines 3869 3877) no Hoare annotation was computed. [2019-10-15 00:19:33,929 INFO L443 ceAbstractionStarter]: For program point L3836-1(line 3836) no Hoare annotation was computed. [2019-10-15 00:19:33,930 INFO L443 ceAbstractionStarter]: For program point L3861(line 3861) no Hoare annotation was computed. [2019-10-15 00:19:33,930 INFO L443 ceAbstractionStarter]: For program point L3886(line 3886) no Hoare annotation was computed. [2019-10-15 00:19:33,930 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 3818 3929) no Hoare annotation was computed. [2019-10-15 00:19:33,930 INFO L446 ceAbstractionStarter]: At program point L3870(line 3870) the Hoare annotation is: true [2019-10-15 00:19:33,930 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 3818 3929) the Hoare annotation is: true [2019-10-15 00:19:33,930 INFO L443 ceAbstractionStarter]: For program point L3870-1(line 3870) no Hoare annotation was computed. [2019-10-15 00:19:33,930 INFO L443 ceAbstractionStarter]: For program point L3862(lines 3862 3866) no Hoare annotation was computed. [2019-10-15 00:19:33,930 INFO L443 ceAbstractionStarter]: For program point L3829(lines 3829 3922) no Hoare annotation was computed. [2019-10-15 00:19:33,930 INFO L443 ceAbstractionStarter]: For program point L3920(line 3920) no Hoare annotation was computed. [2019-10-15 00:19:33,930 INFO L443 ceAbstractionStarter]: For program point L3854(line 3854) no Hoare annotation was computed. [2019-10-15 00:19:33,931 INFO L443 ceAbstractionStarter]: For program point L3887(lines 3887 3918) no Hoare annotation was computed. [2019-10-15 00:19:33,931 INFO L443 ceAbstractionStarter]: For program point L3846(line 3846) no Hoare annotation was computed. [2019-10-15 00:19:33,931 INFO L443 ceAbstractionStarter]: For program point L3879(line 3879) no Hoare annotation was computed. [2019-10-15 00:19:33,931 INFO L443 ceAbstractionStarter]: For program point L3871(lines 3871 3875) no Hoare annotation was computed. [2019-10-15 00:19:33,931 INFO L443 ceAbstractionStarter]: For program point L3830(line 3830) no Hoare annotation was computed. [2019-10-15 00:19:33,931 INFO L443 ceAbstractionStarter]: For program point L3863-1(line 3863) no Hoare annotation was computed. [2019-10-15 00:19:33,931 INFO L446 ceAbstractionStarter]: At program point L3863(line 3863) the Hoare annotation is: true [2019-10-15 00:19:33,931 INFO L443 ceAbstractionStarter]: For program point L3855(lines 3855 3859) no Hoare annotation was computed. [2019-10-15 00:19:33,931 INFO L443 ceAbstractionStarter]: For program point L3913(line 3913) no Hoare annotation was computed. [2019-10-15 00:19:33,931 INFO L443 ceAbstractionStarter]: For program point L3847(lines 3847 3852) no Hoare annotation was computed. [2019-10-15 00:19:33,931 INFO L443 ceAbstractionStarter]: For program point L3831(lines 3831 3884) no Hoare annotation was computed. [2019-10-15 00:19:33,932 INFO L446 ceAbstractionStarter]: At program point L3856(line 3856) the Hoare annotation is: true [2019-10-15 00:19:33,932 INFO L443 ceAbstractionStarter]: For program point L3889(lines 3889 3915) no Hoare annotation was computed. [2019-10-15 00:19:33,932 INFO L443 ceAbstractionStarter]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2019-10-15 00:19:33,932 INFO L446 ceAbstractionStarter]: At program point L3823(line 3823) the Hoare annotation is: true [2019-10-15 00:19:33,932 INFO L443 ceAbstractionStarter]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2019-10-15 00:19:33,932 INFO L446 ceAbstractionStarter]: At program point L3848(line 3848) the Hoare annotation is: true [2019-10-15 00:19:33,932 INFO L443 ceAbstractionStarter]: For program point L3848-1(line 3848) no Hoare annotation was computed. [2019-10-15 00:19:33,932 INFO L443 ceAbstractionStarter]: For program point L3898(line 3898) no Hoare annotation was computed. [2019-10-15 00:19:33,932 INFO L443 ceAbstractionStarter]: For program point L3890(line 3890) no Hoare annotation was computed. [2019-10-15 00:19:33,932 INFO L446 ceAbstractionStarter]: At program point L3923(lines 3822 3928) the Hoare annotation is: true [2019-10-15 00:19:33,933 INFO L446 ceAbstractionStarter]: At program point L3907(lines 3822 3928) the Hoare annotation is: true [2019-10-15 00:19:33,933 INFO L443 ceAbstractionStarter]: For program point L3841-1(line 3841) no Hoare annotation was computed. [2019-10-15 00:19:33,933 INFO L446 ceAbstractionStarter]: At program point L3841(line 3841) the Hoare annotation is: true [2019-10-15 00:19:33,933 INFO L443 ceAbstractionStarter]: For program point L3899(lines 3899 3911) no Hoare annotation was computed. [2019-10-15 00:19:33,933 INFO L443 ceAbstractionStarter]: For program point L3833(lines 3833 3881) no Hoare annotation was computed. [2019-10-15 00:19:33,933 INFO L443 ceAbstractionStarter]: For program point L3891(lines 3891 3896) no Hoare annotation was computed. [2019-10-15 00:19:33,933 INFO L443 ceAbstractionStarter]: For program point __const_udelayFINAL(lines 4491 4493) no Hoare annotation was computed. [2019-10-15 00:19:33,933 INFO L443 ceAbstractionStarter]: For program point __const_udelayEXIT(lines 4491 4493) no Hoare annotation was computed. [2019-10-15 00:19:33,934 INFO L446 ceAbstractionStarter]: At program point __const_udelayENTRY(lines 4491 4493) the Hoare annotation is: true [2019-10-15 00:19:33,934 INFO L446 ceAbstractionStarter]: At program point ldv_unregister_chrdev_11ENTRY(lines 4017 4024) the Hoare annotation is: true [2019-10-15 00:19:33,934 INFO L443 ceAbstractionStarter]: For program point ldv_unregister_chrdev_11EXIT(lines 4017 4024) no Hoare annotation was computed. [2019-10-15 00:19:33,934 INFO L443 ceAbstractionStarter]: For program point ldv_unregister_chrdev_11FINAL(lines 4017 4024) no Hoare annotation was computed. [2019-10-15 00:19:33,934 INFO L446 ceAbstractionStarter]: At program point L4020(line 4020) the Hoare annotation is: true [2019-10-15 00:19:33,934 INFO L443 ceAbstractionStarter]: For program point L4020-1(line 4020) no Hoare annotation was computed. [2019-10-15 00:19:33,934 INFO L443 ceAbstractionStarter]: For program point DRIVEFINAL(lines 3055 3060) no Hoare annotation was computed. [2019-10-15 00:19:33,934 INFO L443 ceAbstractionStarter]: For program point DRIVEEXIT(lines 3055 3060) no Hoare annotation was computed. [2019-10-15 00:19:33,935 INFO L446 ceAbstractionStarter]: At program point DRIVEENTRY(lines 3055 3060) the Hoare annotation is: true [2019-10-15 00:19:33,935 INFO L443 ceAbstractionStarter]: For program point L3615(lines 3615 3618) no Hoare annotation was computed. [2019-10-15 00:19:33,935 INFO L443 ceAbstractionStarter]: For program point pg_writeEXIT(lines 3548 3621) no Hoare annotation was computed. [2019-10-15 00:19:33,935 INFO L443 ceAbstractionStarter]: For program point L3603-1(line 3603) no Hoare annotation was computed. [2019-10-15 00:19:33,935 INFO L446 ceAbstractionStarter]: At program point L3603(line 3603) the Hoare annotation is: true [2019-10-15 00:19:33,935 INFO L443 ceAbstractionStarter]: For program point pg_writeFINAL(lines 3548 3621) no Hoare annotation was computed. [2019-10-15 00:19:33,935 INFO L443 ceAbstractionStarter]: For program point L3604(lines 3604 3611) no Hoare annotation was computed. [2019-10-15 00:19:33,935 INFO L446 ceAbstractionStarter]: At program point pg_writeENTRY(lines 3548 3621) the Hoare annotation is: true [2019-10-15 00:19:33,935 INFO L443 ceAbstractionStarter]: For program point L3567-1(line 3567) no Hoare annotation was computed. [2019-10-15 00:19:33,935 INFO L446 ceAbstractionStarter]: At program point L3567(line 3567) the Hoare annotation is: true [2019-10-15 00:19:33,936 INFO L443 ceAbstractionStarter]: For program point L3563(lines 3563 3566) no Hoare annotation was computed. [2019-10-15 00:19:33,936 INFO L443 ceAbstractionStarter]: For program point L3559(lines 3559 3562) no Hoare annotation was computed. [2019-10-15 00:19:33,936 INFO L443 ceAbstractionStarter]: For program point L3584(lines 3584 3596) no Hoare annotation was computed. [2019-10-15 00:19:33,936 INFO L443 ceAbstractionStarter]: For program point L3580(lines 3580 3583) no Hoare annotation was computed. [2019-10-15 00:19:33,936 INFO L443 ceAbstractionStarter]: For program point L3613-1(lines 3613 3614) no Hoare annotation was computed. [2019-10-15 00:19:33,936 INFO L446 ceAbstractionStarter]: At program point L3613(lines 3613 3614) the Hoare annotation is: true [2019-10-15 00:19:33,936 INFO L443 ceAbstractionStarter]: For program point L3576(lines 3576 3579) no Hoare annotation was computed. [2019-10-15 00:19:33,936 INFO L443 ceAbstractionStarter]: For program point L3572(lines 3572 3575) no Hoare annotation was computed. [2019-10-15 00:19:33,936 INFO L443 ceAbstractionStarter]: For program point L3605(lines 3605 3608) no Hoare annotation was computed. [2019-10-15 00:19:33,936 INFO L443 ceAbstractionStarter]: For program point L3568(lines 3568 3571) no Hoare annotation was computed. [2019-10-15 00:19:33,937 INFO L443 ceAbstractionStarter]: For program point L3597(lines 3597 3600) no Hoare annotation was computed. [2019-10-15 00:19:33,937 INFO L443 ceAbstractionStarter]: For program point L3589-1(line 3589) no Hoare annotation was computed. [2019-10-15 00:19:33,937 INFO L446 ceAbstractionStarter]: At program point L3589(line 3589) the Hoare annotation is: true [2019-10-15 00:19:33,937 INFO L443 ceAbstractionStarter]: For program point L3585(lines 3585 3588) no Hoare annotation was computed. [2019-10-15 00:19:33,937 INFO L443 ceAbstractionStarter]: For program point L3590(lines 3590 3593) no Hoare annotation was computed. [2019-10-15 00:19:33,937 INFO L443 ceAbstractionStarter]: For program point L4303(lines 4303 4308) no Hoare annotation was computed. [2019-10-15 00:19:33,937 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_mutex_of_deviceEXIT(lines 4295 4310) no Hoare annotation was computed. [2019-10-15 00:19:33,937 INFO L443 ceAbstractionStarter]: For program point L4300-1(lines 4298 4301) no Hoare annotation was computed. [2019-10-15 00:19:33,937 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_mutex_of_deviceENTRY(lines 4295 4310) no Hoare annotation was computed. [2019-10-15 00:19:33,937 INFO L443 ceAbstractionStarter]: For program point L4298(lines 4298 4301) no Hoare annotation was computed. [2019-10-15 00:19:33,937 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_mutex_of_deviceFINAL(lines 4295 4310) no Hoare annotation was computed. [2019-10-15 00:19:33,938 INFO L443 ceAbstractionStarter]: For program point L4300(line 4300) no Hoare annotation was computed. [2019-10-15 00:19:33,938 INFO L443 ceAbstractionStarter]: For program point _copy_to_userEXIT(lines 4506 4508) no Hoare annotation was computed. [2019-10-15 00:19:33,938 INFO L446 ceAbstractionStarter]: At program point _copy_to_userENTRY(lines 4506 4508) the Hoare annotation is: true [2019-10-15 00:19:33,938 INFO L443 ceAbstractionStarter]: For program point _copy_to_userFINAL(lines 4506 4508) no Hoare annotation was computed. [2019-10-15 00:19:33,938 INFO L446 ceAbstractionStarter]: At program point ldv_mutex_lock_8ENTRY(lines 3990 3997) the Hoare annotation is: true [2019-10-15 00:19:33,938 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_8EXIT(lines 3990 3997) no Hoare annotation was computed. [2019-10-15 00:19:33,938 INFO L446 ceAbstractionStarter]: At program point L3993-1(line 3993) the Hoare annotation is: true [2019-10-15 00:19:33,938 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_8FINAL(lines 3990 3997) no Hoare annotation was computed. [2019-10-15 00:19:33,938 INFO L446 ceAbstractionStarter]: At program point L3993(line 3993) the Hoare annotation is: true [2019-10-15 00:19:33,938 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_3EXIT(lines 3946 3953) no Hoare annotation was computed. [2019-10-15 00:19:33,939 INFO L443 ceAbstractionStarter]: For program point L3949-1(line 3949) no Hoare annotation was computed. [2019-10-15 00:19:33,939 INFO L443 ceAbstractionStarter]: For program point L3949(line 3949) no Hoare annotation was computed. [2019-10-15 00:19:33,939 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_3ENTRY(lines 3946 3953) no Hoare annotation was computed. [2019-10-15 00:19:33,939 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_3FINAL(lines 3946 3953) no Hoare annotation was computed. [2019-10-15 00:19:33,939 INFO L443 ceAbstractionStarter]: For program point L4432(lines 4432 4441) no Hoare annotation was computed. [2019-10-15 00:19:33,939 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_is_locked_pg_mutexENTRY(lines 4429 4443) no Hoare annotation was computed. [2019-10-15 00:19:33,939 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_is_locked_pg_mutexFINAL(lines 4429 4443) no Hoare annotation was computed. [2019-10-15 00:19:33,939 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_is_locked_pg_mutexEXIT(lines 4429 4443) no Hoare annotation was computed. [2019-10-15 00:19:33,939 INFO L443 ceAbstractionStarter]: For program point L4434(lines 4434 4438) no Hoare annotation was computed. [2019-10-15 00:19:33,939 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_lockEXIT(lines 4193 4208) no Hoare annotation was computed. [2019-10-15 00:19:33,939 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_lockENTRY(lines 4193 4208) no Hoare annotation was computed. [2019-10-15 00:19:33,940 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_lockFINAL(lines 4193 4208) no Hoare annotation was computed. [2019-10-15 00:19:33,940 INFO L443 ceAbstractionStarter]: For program point L4198(line 4198) no Hoare annotation was computed. [2019-10-15 00:19:33,940 INFO L443 ceAbstractionStarter]: For program point L4201(lines 4201 4206) no Hoare annotation was computed. [2019-10-15 00:19:33,940 INFO L443 ceAbstractionStarter]: For program point L4196(lines 4196 4199) no Hoare annotation was computed. [2019-10-15 00:19:33,940 INFO L443 ceAbstractionStarter]: For program point L4198-1(lines 4196 4199) no Hoare annotation was computed. [2019-10-15 00:19:33,940 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_6EXIT(lines 3974 3981) no Hoare annotation was computed. [2019-10-15 00:19:33,940 INFO L443 ceAbstractionStarter]: For program point L3977-1(line 3977) no Hoare annotation was computed. [2019-10-15 00:19:33,940 INFO L443 ceAbstractionStarter]: For program point L3977(line 3977) no Hoare annotation was computed. [2019-10-15 00:19:33,940 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_6ENTRY(lines 3974 3981) no Hoare annotation was computed. [2019-10-15 00:19:33,940 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_6FINAL(lines 3974 3981) no Hoare annotation was computed. [2019-10-15 00:19:33,941 INFO L446 ceAbstractionStarter]: At program point ldv_mutex_lock_pg_mutexENTRY(lines 4386 4396) the Hoare annotation is: true [2019-10-15 00:19:33,941 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_pg_mutexFINAL(lines 4386 4396) no Hoare annotation was computed. [2019-10-15 00:19:33,941 INFO L446 ceAbstractionStarter]: At program point L4391(line 4391) the Hoare annotation is: true [2019-10-15 00:19:33,941 INFO L443 ceAbstractionStarter]: For program point L4391-1(lines 4389 4392) no Hoare annotation was computed. [2019-10-15 00:19:33,941 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_pg_mutexEXIT(lines 4386 4396) no Hoare annotation was computed. [2019-10-15 00:19:33,941 INFO L443 ceAbstractionStarter]: For program point L4389(lines 4389 4392) no Hoare annotation was computed. [2019-10-15 00:19:33,941 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_structENTRY(lines 4047 4062) no Hoare annotation was computed. [2019-10-15 00:19:33,941 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_structFINAL(lines 4047 4062) no Hoare annotation was computed. [2019-10-15 00:19:33,941 INFO L443 ceAbstractionStarter]: For program point L4055(lines 4055 4060) no Hoare annotation was computed. [2019-10-15 00:19:33,941 INFO L443 ceAbstractionStarter]: For program point L4052(line 4052) no Hoare annotation was computed. [2019-10-15 00:19:33,942 INFO L443 ceAbstractionStarter]: For program point L4050(lines 4050 4053) no Hoare annotation was computed. [2019-10-15 00:19:33,942 INFO L443 ceAbstractionStarter]: For program point L4052-1(lines 4050 4053) no Hoare annotation was computed. [2019-10-15 00:19:33,942 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_structEXIT(lines 4047 4062) no Hoare annotation was computed. [2019-10-15 00:19:33,942 INFO L443 ceAbstractionStarter]: For program point PTR_ERREXIT(lines 2815 2820) no Hoare annotation was computed. [2019-10-15 00:19:33,942 INFO L446 ceAbstractionStarter]: At program point PTR_ERRENTRY(lines 2815 2820) the Hoare annotation is: true [2019-10-15 00:19:33,942 INFO L443 ceAbstractionStarter]: For program point PTR_ERRFINAL(lines 2815 2820) no Hoare annotation was computed. [2019-10-15 00:19:33,942 INFO L443 ceAbstractionStarter]: For program point ldv_is_errEXIT(lines 2903 2906) no Hoare annotation was computed. [2019-10-15 00:19:33,942 INFO L446 ceAbstractionStarter]: At program point ldv_is_errENTRY(lines 2903 2906) the Hoare annotation is: true [2019-10-15 00:19:33,942 INFO L443 ceAbstractionStarter]: For program point ldv_is_errFINAL(lines 2903 2906) no Hoare annotation was computed. [2019-10-15 00:19:33,942 INFO L446 ceAbstractionStarter]: At program point L3297(lines 3286 3305) the Hoare annotation is: true [2019-10-15 00:19:33,943 INFO L446 ceAbstractionStarter]: At program point L3260(lines 3239 3309) the Hoare annotation is: true [2019-10-15 00:19:33,943 INFO L446 ceAbstractionStarter]: At program point L3293(lines 3286 3305) the Hoare annotation is: true [2019-10-15 00:19:33,943 INFO L446 ceAbstractionStarter]: At program point L3248(line 3248) the Hoare annotation is: true [2019-10-15 00:19:33,943 INFO L443 ceAbstractionStarter]: For program point L3281(lines 3281 3285) no Hoare annotation was computed. [2019-10-15 00:19:33,943 INFO L443 ceAbstractionStarter]: For program point L3281-2(lines 3239 3309) no Hoare annotation was computed. [2019-10-15 00:19:33,943 INFO L446 ceAbstractionStarter]: At program point L3277(lines 3239 3309) the Hoare annotation is: true [2019-10-15 00:19:33,943 INFO L446 ceAbstractionStarter]: At program point L3273(lines 3239 3309) the Hoare annotation is: true [2019-10-15 00:19:33,943 INFO L446 ceAbstractionStarter]: At program point L3265(lines 3239 3309) the Hoare annotation is: true [2019-10-15 00:19:33,943 INFO L443 ceAbstractionStarter]: For program point L3257(lines 3257 3266) no Hoare annotation was computed. [2019-10-15 00:19:33,943 INFO L446 ceAbstractionStarter]: At program point L3253(lines 3239 3309) the Hoare annotation is: true [2019-10-15 00:19:33,944 INFO L443 ceAbstractionStarter]: For program point L3286-1(lines 3286 3306) no Hoare annotation was computed. [2019-10-15 00:19:33,944 INFO L443 ceAbstractionStarter]: For program point L3249(line 3249) no Hoare annotation was computed. [2019-10-15 00:19:33,944 INFO L443 ceAbstractionStarter]: For program point pg_resetFINAL(lines 3229 3310) no Hoare annotation was computed. [2019-10-15 00:19:33,944 INFO L443 ceAbstractionStarter]: For program point L3245-1(line 3245) no Hoare annotation was computed. [2019-10-15 00:19:33,944 INFO L446 ceAbstractionStarter]: At program point L3245(line 3245) the Hoare annotation is: true [2019-10-15 00:19:33,944 INFO L443 ceAbstractionStarter]: For program point L3307-1(line 3307) no Hoare annotation was computed. [2019-10-15 00:19:33,944 INFO L446 ceAbstractionStarter]: At program point L3307(line 3307) the Hoare annotation is: true [2019-10-15 00:19:33,944 INFO L446 ceAbstractionStarter]: At program point L3295(lines 3286 3305) the Hoare annotation is: true [2019-10-15 00:19:33,944 INFO L446 ceAbstractionStarter]: At program point L3258(line 3258) the Hoare annotation is: true [2019-10-15 00:19:33,944 INFO L443 ceAbstractionStarter]: For program point L3258-1(line 3258) no Hoare annotation was computed. [2019-10-15 00:19:33,945 INFO L446 ceAbstractionStarter]: At program point L3246(line 3246) the Hoare annotation is: true [2019-10-15 00:19:33,945 INFO L446 ceAbstractionStarter]: At program point pg_resetENTRY(lines 3229 3310) the Hoare annotation is: true [2019-10-15 00:19:33,945 INFO L443 ceAbstractionStarter]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2019-10-15 00:19:33,945 INFO L446 ceAbstractionStarter]: At program point L3275(lines 3239 3309) the Hoare annotation is: true [2019-10-15 00:19:33,945 INFO L443 ceAbstractionStarter]: For program point L3271(line 3271) no Hoare annotation was computed. [2019-10-15 00:19:33,945 INFO L443 ceAbstractionStarter]: For program point L3300-1(lines 3300 3303) no Hoare annotation was computed. [2019-10-15 00:19:33,945 INFO L443 ceAbstractionStarter]: For program point pg_resetEXIT(lines 3229 3310) no Hoare annotation was computed. [2019-10-15 00:19:33,945 INFO L443 ceAbstractionStarter]: For program point L3259(lines 3259 3263) no Hoare annotation was computed. [2019-10-15 00:19:33,945 INFO L446 ceAbstractionStarter]: At program point L3247-1(line 3247) the Hoare annotation is: true [2019-10-15 00:19:33,946 INFO L446 ceAbstractionStarter]: At program point L3247(line 3247) the Hoare annotation is: true [2019-10-15 00:19:33,946 INFO L443 ceAbstractionStarter]: For program point L3706(lines 3706 3726) no Hoare annotation was computed. [2019-10-15 00:19:33,946 INFO L443 ceAbstractionStarter]: For program point pg_initFINAL(lines 3682 3760) no Hoare annotation was computed. [2019-10-15 00:19:33,946 INFO L446 ceAbstractionStarter]: At program point L3698(line 3698) the Hoare annotation is: true [2019-10-15 00:19:33,946 INFO L443 ceAbstractionStarter]: For program point L3731(lines 3731 3736) no Hoare annotation was computed. [2019-10-15 00:19:33,946 INFO L446 ceAbstractionStarter]: At program point L3698-1(line 3698) the Hoare annotation is: true [2019-10-15 00:19:33,946 INFO L446 ceAbstractionStarter]: At program point L3756(lines 3692 3759) the Hoare annotation is: true [2019-10-15 00:19:33,946 INFO L446 ceAbstractionStarter]: At program point pg_initENTRY(lines 3682 3760) the Hoare annotation is: true [2019-10-15 00:19:33,946 INFO L446 ceAbstractionStarter]: At program point L3719(lines 3706 3725) the Hoare annotation is: true [2019-10-15 00:19:33,946 INFO L446 ceAbstractionStarter]: At program point L3748(lines 3692 3759) the Hoare annotation is: true [2019-10-15 00:19:33,947 INFO L446 ceAbstractionStarter]: At program point L3732(line 3732) the Hoare annotation is: true [2019-10-15 00:19:33,947 INFO L443 ceAbstractionStarter]: For program point L3699(line 3699) no Hoare annotation was computed. [2019-10-15 00:19:33,947 INFO L443 ceAbstractionStarter]: For program point L3732-1(line 3732) no Hoare annotation was computed. [2019-10-15 00:19:33,947 INFO L446 ceAbstractionStarter]: At program point L3728(line 3728) the Hoare annotation is: true [2019-10-15 00:19:33,947 INFO L443 ceAbstractionStarter]: For program point L3728-1(line 3728) no Hoare annotation was computed. [2019-10-15 00:19:33,947 INFO L443 ceAbstractionStarter]: For program point L3712(lines 3712 3715) no Hoare annotation was computed. [2019-10-15 00:19:33,947 INFO L443 ceAbstractionStarter]: For program point L3712-2(lines 3712 3715) no Hoare annotation was computed. [2019-10-15 00:19:33,947 INFO L443 ceAbstractionStarter]: For program point L3741(lines 3741 3744) no Hoare annotation was computed. [2019-10-15 00:19:33,947 INFO L443 ceAbstractionStarter]: For program point L3741-2(lines 3741 3744) no Hoare annotation was computed. [2019-10-15 00:19:33,947 INFO L443 ceAbstractionStarter]: For program point L3700(lines 3700 3704) no Hoare annotation was computed. [2019-10-15 00:19:33,947 INFO L446 ceAbstractionStarter]: At program point L3750(lines 3692 3759) the Hoare annotation is: true [2019-10-15 00:19:33,948 INFO L443 ceAbstractionStarter]: For program point pg_initEXIT(lines 3682 3760) no Hoare annotation was computed. [2019-10-15 00:19:33,948 INFO L446 ceAbstractionStarter]: At program point L3717(lines 3706 3725) the Hoare annotation is: true [2019-10-15 00:19:33,948 INFO L446 ceAbstractionStarter]: At program point L3746(lines 3692 3759) the Hoare annotation is: true [2019-10-15 00:19:33,948 INFO L443 ceAbstractionStarter]: For program point L3713-1(line 3713) no Hoare annotation was computed. [2019-10-15 00:19:33,948 INFO L446 ceAbstractionStarter]: At program point L3713(line 3713) the Hoare annotation is: true [2019-10-15 00:19:33,948 INFO L443 ceAbstractionStarter]: For program point L3705-1(line 3705) no Hoare annotation was computed. [2019-10-15 00:19:33,948 INFO L446 ceAbstractionStarter]: At program point L3705(line 3705) the Hoare annotation is: true [2019-10-15 00:19:33,948 INFO L446 ceAbstractionStarter]: At program point L3734(lines 3692 3759) the Hoare annotation is: true [2019-10-15 00:19:33,948 INFO L446 ceAbstractionStarter]: At program point L3730(line 3730) the Hoare annotation is: true [2019-10-15 00:19:33,948 INFO L443 ceAbstractionStarter]: For program point L3730-1(line 3730) no Hoare annotation was computed. [2019-10-15 00:19:33,949 INFO L443 ceAbstractionStarter]: For program point L3693(lines 3693 3697) no Hoare annotation was computed. [2019-10-15 00:19:33,949 INFO L443 ceAbstractionStarter]: For program point iminorEXIT(lines 2869 2874) no Hoare annotation was computed. [2019-10-15 00:19:33,949 INFO L446 ceAbstractionStarter]: At program point iminorENTRY(lines 2869 2874) the Hoare annotation is: true [2019-10-15 00:19:33,949 INFO L443 ceAbstractionStarter]: For program point iminorFINAL(lines 2869 2874) no Hoare annotation was computed. [2019-10-15 00:19:33,949 INFO L443 ceAbstractionStarter]: For program point L3384(line 3384) no Hoare annotation was computed. [2019-10-15 00:19:33,949 INFO L443 ceAbstractionStarter]: For program point pg_identifyEXIT(lines 3350 3391) no Hoare annotation was computed. [2019-10-15 00:19:33,949 INFO L443 ceAbstractionStarter]: For program point L3382(lines 3382 3388) no Hoare annotation was computed. [2019-10-15 00:19:33,949 INFO L446 ceAbstractionStarter]: At program point L3383-1(line 3383) the Hoare annotation is: true [2019-10-15 00:19:33,949 INFO L446 ceAbstractionStarter]: At program point L3383(line 3383) the Hoare annotation is: true [2019-10-15 00:19:33,949 INFO L446 ceAbstractionStarter]: At program point pg_identifyENTRY(lines 3350 3391) the Hoare annotation is: true [2019-10-15 00:19:33,950 INFO L443 ceAbstractionStarter]: For program point L3382-2(lines 3382 3388) no Hoare annotation was computed. [2019-10-15 00:19:33,950 INFO L443 ceAbstractionStarter]: For program point L3378(lines 3378 3381) no Hoare annotation was computed. [2019-10-15 00:19:33,950 INFO L443 ceAbstractionStarter]: For program point L3377-1(line 3377) no Hoare annotation was computed. [2019-10-15 00:19:33,950 INFO L446 ceAbstractionStarter]: At program point L3377(line 3377) the Hoare annotation is: true [2019-10-15 00:19:33,950 INFO L446 ceAbstractionStarter]: At program point L3372(line 3372) the Hoare annotation is: true [2019-10-15 00:19:33,950 INFO L443 ceAbstractionStarter]: For program point L3373(lines 3373 3376) no Hoare annotation was computed. [2019-10-15 00:19:33,950 INFO L443 ceAbstractionStarter]: For program point L3372-1(line 3372) no Hoare annotation was computed. [2019-10-15 00:19:33,950 INFO L443 ceAbstractionStarter]: For program point pg_identifyFINAL(lines 3350 3391) no Hoare annotation was computed. [2019-10-15 00:19:33,950 INFO L443 ceAbstractionStarter]: For program point L4230(lines 4230 4234) no Hoare annotation was computed. [2019-10-15 00:19:33,950 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_is_locked_lockEXIT(lines 4225 4239) no Hoare annotation was computed. [2019-10-15 00:19:33,950 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_is_locked_lockENTRY(lines 4225 4239) no Hoare annotation was computed. [2019-10-15 00:19:33,951 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_is_locked_lockFINAL(lines 4225 4239) no Hoare annotation was computed. [2019-10-15 00:19:33,951 INFO L443 ceAbstractionStarter]: For program point L4228(lines 4228 4237) no Hoare annotation was computed. [2019-10-15 00:19:33,951 INFO L443 ceAbstractionStarter]: For program point pi_write_blockEXIT(lines 4556 4558) no Hoare annotation was computed. [2019-10-15 00:19:33,951 INFO L446 ceAbstractionStarter]: At program point pi_write_blockENTRY(lines 4556 4558) the Hoare annotation is: true [2019-10-15 00:19:33,951 INFO L443 ceAbstractionStarter]: For program point pi_write_blockFINAL(lines 4556 4558) no Hoare annotation was computed. [2019-10-15 00:19:33,951 INFO L443 ceAbstractionStarter]: For program point L4095-1(lines 4093 4096) no Hoare annotation was computed. [2019-10-15 00:19:33,951 INFO L443 ceAbstractionStarter]: For program point L4095(line 4095) no Hoare annotation was computed. [2019-10-15 00:19:33,951 INFO L443 ceAbstractionStarter]: For program point L4093(lines 4093 4096) no Hoare annotation was computed. [2019-10-15 00:19:33,951 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_cred_guard_mutex_of_signal_structFINAL(lines 4090 4105) no Hoare annotation was computed. [2019-10-15 00:19:33,951 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_cred_guard_mutex_of_signal_structEXIT(lines 4090 4105) no Hoare annotation was computed. [2019-10-15 00:19:33,952 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_trylock_cred_guard_mutex_of_signal_structENTRY(lines 4090 4105) no Hoare annotation was computed. [2019-10-15 00:19:33,952 INFO L443 ceAbstractionStarter]: For program point L4098(lines 4098 4103) no Hoare annotation was computed. [2019-10-15 00:19:33,952 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_2EXIT(lines 3938 3945) no Hoare annotation was computed. [2019-10-15 00:19:33,952 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_2ENTRY(lines 3938 3945) no Hoare annotation was computed. [2019-10-15 00:19:33,952 INFO L443 ceAbstractionStarter]: For program point L3941-1(line 3941) no Hoare annotation was computed. [2019-10-15 00:19:33,952 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_2FINAL(lines 3938 3945) no Hoare annotation was computed. [2019-10-15 00:19:33,952 INFO L443 ceAbstractionStarter]: For program point L3941(line 3941) no Hoare annotation was computed. [2019-10-15 00:19:33,952 INFO L443 ceAbstractionStarter]: For program point L3969-1(line 3969) no Hoare annotation was computed. [2019-10-15 00:19:33,952 INFO L443 ceAbstractionStarter]: For program point L3969(line 3969) no Hoare annotation was computed. [2019-10-15 00:19:33,952 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_5EXIT(lines 3966 3973) no Hoare annotation was computed. [2019-10-15 00:19:33,953 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_5ENTRY(lines 3966 3973) no Hoare annotation was computed. [2019-10-15 00:19:33,953 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_5FINAL(lines 3966 3973) no Hoare annotation was computed. [2019-10-15 00:19:33,953 INFO L446 ceAbstractionStarter]: At program point __unregister_chrdevENTRY(lines 4498 4500) the Hoare annotation is: true [2019-10-15 00:19:33,953 INFO L443 ceAbstractionStarter]: For program point __unregister_chrdevFINAL(lines 4498 4500) no Hoare annotation was computed. [2019-10-15 00:19:33,953 INFO L443 ceAbstractionStarter]: For program point __unregister_chrdevEXIT(lines 4498 4500) no Hoare annotation was computed. [2019-10-15 00:19:33,953 INFO L443 ceAbstractionStarter]: For program point pi_initEXIT(lines 4543 4545) no Hoare annotation was computed. [2019-10-15 00:19:33,953 INFO L446 ceAbstractionStarter]: At program point pi_initENTRY(lines 4543 4545) the Hoare annotation is: true [2019-10-15 00:19:33,953 INFO L443 ceAbstractionStarter]: For program point pi_initFINAL(lines 4543 4545) no Hoare annotation was computed. [2019-10-15 00:19:33,953 INFO L443 ceAbstractionStarter]: For program point L3985-1(line 3985) no Hoare annotation was computed. [2019-10-15 00:19:33,953 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_7ENTRY(lines 3982 3989) no Hoare annotation was computed. [2019-10-15 00:19:33,954 INFO L443 ceAbstractionStarter]: For program point L3985(line 3985) no Hoare annotation was computed. [2019-10-15 00:19:33,954 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_7EXIT(lines 3982 3989) no Hoare annotation was computed. [2019-10-15 00:19:33,954 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_7FINAL(lines 3982 3989) no Hoare annotation was computed. [2019-10-15 00:19:33,954 INFO L446 ceAbstractionStarter]: At program point might_faultFINAL(lines 4519 4521) the Hoare annotation is: true [2019-10-15 00:19:33,954 INFO L443 ceAbstractionStarter]: For program point might_faultEXIT(lines 4519 4521) no Hoare annotation was computed. [2019-10-15 00:19:33,954 INFO L446 ceAbstractionStarter]: At program point pi_read_regrENTRY(lines 4550 4552) the Hoare annotation is: true [2019-10-15 00:19:33,954 INFO L443 ceAbstractionStarter]: For program point pi_read_regrFINAL(lines 4550 4552) no Hoare annotation was computed. [2019-10-15 00:19:33,954 INFO L443 ceAbstractionStarter]: For program point pi_read_regrEXIT(lines 4550 4552) no Hoare annotation was computed. [2019-10-15 00:19:33,955 INFO L446 ceAbstractionStarter]: At program point L4001-1(line 4001) the Hoare annotation is: true [2019-10-15 00:19:33,955 INFO L446 ceAbstractionStarter]: At program point L4001(line 4001) the Hoare annotation is: true [2019-10-15 00:19:33,955 INFO L446 ceAbstractionStarter]: At program point ldv_mutex_unlock_9ENTRY(lines 3998 4005) the Hoare annotation is: true [2019-10-15 00:19:33,955 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_9EXIT(lines 3998 4005) no Hoare annotation was computed. [2019-10-15 00:19:33,955 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_9FINAL(lines 3998 4005) no Hoare annotation was computed. [2019-10-15 00:19:33,955 INFO L443 ceAbstractionStarter]: For program point printkFINAL(lines 4563 4565) no Hoare annotation was computed. [2019-10-15 00:19:33,955 INFO L443 ceAbstractionStarter]: For program point printkENTRY(lines 4563 4565) no Hoare annotation was computed. [2019-10-15 00:19:33,955 INFO L443 ceAbstractionStarter]: For program point printkEXIT(lines 4563 4565) no Hoare annotation was computed. [2019-10-15 00:19:33,955 INFO L443 ceAbstractionStarter]: For program point pg_probeEXIT(lines 3392 3426) no Hoare annotation was computed. [2019-10-15 00:19:33,955 INFO L443 ceAbstractionStarter]: For program point L3419-1(line 3419) no Hoare annotation was computed. [2019-10-15 00:19:33,956 INFO L446 ceAbstractionStarter]: At program point L3419(line 3419) the Hoare annotation is: true [2019-10-15 00:19:33,956 INFO L443 ceAbstractionStarter]: For program point L3417-1(line 3417) no Hoare annotation was computed. [2019-10-15 00:19:33,956 INFO L446 ceAbstractionStarter]: At program point L3417(line 3417) the Hoare annotation is: true [2019-10-15 00:19:33,956 INFO L446 ceAbstractionStarter]: At program point L3411(lines 3398 3416) the Hoare annotation is: true [2019-10-15 00:19:33,956 INFO L446 ceAbstractionStarter]: At program point L3409(lines 3398 3416) the Hoare annotation is: true [2019-10-15 00:19:33,956 INFO L443 ceAbstractionStarter]: For program point L3403(lines 3403 3407) no Hoare annotation was computed. [2019-10-15 00:19:33,956 INFO L443 ceAbstractionStarter]: For program point pg_probeFINAL(lines 3392 3426) no Hoare annotation was computed. [2019-10-15 00:19:33,956 INFO L443 ceAbstractionStarter]: For program point L3418(lines 3418 3422) no Hoare annotation was computed. [2019-10-15 00:19:33,956 INFO L446 ceAbstractionStarter]: At program point pg_probeENTRY(lines 3392 3426) the Hoare annotation is: true [2019-10-15 00:19:33,957 INFO L443 ceAbstractionStarter]: For program point L3410(lines 3410 3414) no Hoare annotation was computed. [2019-10-15 00:19:33,957 INFO L446 ceAbstractionStarter]: At program point L3404(line 3404) the Hoare annotation is: true [2019-10-15 00:19:33,957 INFO L443 ceAbstractionStarter]: For program point L3402(line 3402) no Hoare annotation was computed. [2019-10-15 00:19:33,957 INFO L443 ceAbstractionStarter]: For program point L3404-1(line 3404) no Hoare annotation was computed. [2019-10-15 00:19:33,957 INFO L443 ceAbstractionStarter]: For program point L3398(lines 3398 3423) no Hoare annotation was computed. [2019-10-15 00:19:33,957 INFO L446 ceAbstractionStarter]: At program point L3398-1(lines 3398 3423) the Hoare annotation is: true [2019-10-15 00:19:33,957 INFO L443 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_structEXIT(lines 4106 4122) no Hoare annotation was computed. [2019-10-15 00:19:33,957 INFO L443 ceAbstractionStarter]: For program point L4115(lines 4115 4119) no Hoare annotation was computed. [2019-10-15 00:19:33,957 INFO L443 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_structFINAL(lines 4106 4122) no Hoare annotation was computed. [2019-10-15 00:19:33,958 INFO L443 ceAbstractionStarter]: For program point L4112(line 4112) no Hoare annotation was computed. [2019-10-15 00:19:33,958 INFO L443 ceAbstractionStarter]: For program point L4110(lines 4110 4113) no Hoare annotation was computed. [2019-10-15 00:19:33,958 INFO L443 ceAbstractionStarter]: For program point L4112-1(lines 4110 4113) no Hoare annotation was computed. [2019-10-15 00:19:33,958 INFO L443 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_structENTRY(lines 4106 4122) no Hoare annotation was computed. [2019-10-15 00:19:33,958 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_lockENTRY(lines 4240 4250) no Hoare annotation was computed. [2019-10-15 00:19:33,958 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_lockEXIT(lines 4240 4250) no Hoare annotation was computed. [2019-10-15 00:19:33,958 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_lockFINAL(lines 4240 4250) no Hoare annotation was computed. [2019-10-15 00:19:33,958 INFO L443 ceAbstractionStarter]: For program point L4243(lines 4243 4246) no Hoare annotation was computed. [2019-10-15 00:19:33,958 INFO L443 ceAbstractionStarter]: For program point L4245(line 4245) no Hoare annotation was computed. [2019-10-15 00:19:33,958 INFO L443 ceAbstractionStarter]: For program point L4245-1(lines 4243 4246) no Hoare annotation was computed. [2019-10-15 00:19:33,959 INFO L446 ceAbstractionStarter]: At program point pi_connectENTRY(lines 4536 4538) the Hoare annotation is: true [2019-10-15 00:19:33,959 INFO L443 ceAbstractionStarter]: For program point pi_connectEXIT(lines 4536 4538) no Hoare annotation was computed. [2019-10-15 00:19:33,959 INFO L443 ceAbstractionStarter]: For program point pi_connectFINAL(lines 4536 4538) no Hoare annotation was computed. [2019-10-15 00:19:33,959 INFO L446 ceAbstractionStarter]: At program point kmallocENTRY(lines 2921 2927) the Hoare annotation is: true [2019-10-15 00:19:33,959 INFO L446 ceAbstractionStarter]: At program point L2924(line 2924) the Hoare annotation is: true [2019-10-15 00:19:33,959 INFO L443 ceAbstractionStarter]: For program point L2924-1(line 2924) no Hoare annotation was computed. [2019-10-15 00:19:33,959 INFO L443 ceAbstractionStarter]: For program point kmallocFINAL(lines 2921 2927) no Hoare annotation was computed. [2019-10-15 00:19:33,959 INFO L443 ceAbstractionStarter]: For program point kmallocEXIT(lines 2921 2927) no Hoare annotation was computed. [2019-10-15 00:19:33,959 INFO L443 ceAbstractionStarter]: For program point device_destroyFINAL(lines 4516 4518) no Hoare annotation was computed. [2019-10-15 00:19:33,960 INFO L443 ceAbstractionStarter]: For program point device_destroyEXIT(lines 4516 4518) no Hoare annotation was computed. [2019-10-15 00:19:33,960 INFO L446 ceAbstractionStarter]: At program point device_destroyENTRY(lines 4516 4518) the Hoare annotation is: true [2019-10-15 00:19:33,960 INFO L446 ceAbstractionStarter]: At program point L3132(line 3132) the Hoare annotation is: true [2019-10-15 00:19:33,960 INFO L446 ceAbstractionStarter]: At program point L3132-1(line 3132) the Hoare annotation is: true [2019-10-15 00:19:33,960 INFO L443 ceAbstractionStarter]: For program point pg_commandEXIT(lines 3123 3175) no Hoare annotation was computed. [2019-10-15 00:19:33,960 INFO L443 ceAbstractionStarter]: For program point L3153(lines 3153 3169) no Hoare annotation was computed. [2019-10-15 00:19:33,960 INFO L443 ceAbstractionStarter]: For program point L3153-2(lines 3153 3169) no Hoare annotation was computed. [2019-10-15 00:19:33,960 INFO L446 ceAbstractionStarter]: At program point L3149(lines 3129 3174) the Hoare annotation is: true [2019-10-15 00:19:33,960 INFO L443 ceAbstractionStarter]: For program point L3141(line 3141) no Hoare annotation was computed. [2019-10-15 00:19:33,960 INFO L443 ceAbstractionStarter]: For program point L3133(line 3133) no Hoare annotation was computed. [2019-10-15 00:19:33,961 INFO L446 ceAbstractionStarter]: At program point L3162(lines 3153 3168) the Hoare annotation is: true [2019-10-15 00:19:33,961 INFO L446 ceAbstractionStarter]: At program point L3146(line 3146) the Hoare annotation is: true [2019-10-15 00:19:33,961 INFO L443 ceAbstractionStarter]: For program point L3146-1(line 3146) no Hoare annotation was computed. [2019-10-15 00:19:33,961 INFO L443 ceAbstractionStarter]: For program point L3142(lines 3142 3145) no Hoare annotation was computed. [2019-10-15 00:19:33,961 INFO L446 ceAbstractionStarter]: At program point L3138(line 3138) the Hoare annotation is: true [2019-10-15 00:19:33,961 INFO L446 ceAbstractionStarter]: At program point L3138-1(line 3138) the Hoare annotation is: true [2019-10-15 00:19:33,961 INFO L443 ceAbstractionStarter]: For program point L3134(lines 3134 3137) no Hoare annotation was computed. [2019-10-15 00:19:33,961 INFO L446 ceAbstractionStarter]: At program point L3130(line 3130) the Hoare annotation is: true [2019-10-15 00:19:33,962 INFO L443 ceAbstractionStarter]: For program point L3130-1(line 3130) no Hoare annotation was computed. [2019-10-15 00:19:33,962 INFO L443 ceAbstractionStarter]: For program point L3147(lines 3147 3151) no Hoare annotation was computed. [2019-10-15 00:19:33,962 INFO L446 ceAbstractionStarter]: At program point L3172(line 3172) the Hoare annotation is: true [2019-10-15 00:19:33,962 INFO L446 ceAbstractionStarter]: At program point L3139(line 3139) the Hoare annotation is: true [2019-10-15 00:19:33,962 INFO L443 ceAbstractionStarter]: For program point L3172-1(line 3172) no Hoare annotation was computed. [2019-10-15 00:19:33,962 INFO L446 ceAbstractionStarter]: At program point L3164(lines 3153 3168) the Hoare annotation is: true [2019-10-15 00:19:33,962 INFO L443 ceAbstractionStarter]: For program point L3131-1(line 3131) no Hoare annotation was computed. [2019-10-15 00:19:33,962 INFO L443 ceAbstractionStarter]: For program point pg_commandFINAL(lines 3123 3175) no Hoare annotation was computed. [2019-10-15 00:19:33,962 INFO L446 ceAbstractionStarter]: At program point L3131(line 3131) the Hoare annotation is: true [2019-10-15 00:19:33,963 INFO L446 ceAbstractionStarter]: At program point L3160(lines 3153 3168) the Hoare annotation is: true [2019-10-15 00:19:33,963 INFO L446 ceAbstractionStarter]: At program point L3152(line 3152) the Hoare annotation is: true [2019-10-15 00:19:33,963 INFO L443 ceAbstractionStarter]: For program point L3152-1(line 3152) no Hoare annotation was computed. [2019-10-15 00:19:33,963 INFO L446 ceAbstractionStarter]: At program point pg_commandENTRY(lines 3123 3175) the Hoare annotation is: true [2019-10-15 00:19:33,963 INFO L446 ceAbstractionStarter]: At program point L3140(line 3140) the Hoare annotation is: true [2019-10-15 00:19:33,963 INFO L443 ceAbstractionStarter]: For program point L4347(line 4347) no Hoare annotation was computed. [2019-10-15 00:19:33,963 INFO L443 ceAbstractionStarter]: For program point L4347-1(lines 4345 4348) no Hoare annotation was computed. [2019-10-15 00:19:33,963 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_mutex_of_deviceEXIT(lines 4342 4352) no Hoare annotation was computed. [2019-10-15 00:19:33,963 INFO L443 ceAbstractionStarter]: For program point L4345(lines 4345 4348) no Hoare annotation was computed. [2019-10-15 00:19:33,963 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_mutex_of_deviceENTRY(lines 4342 4352) no Hoare annotation was computed. [2019-10-15 00:19:33,964 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_unlock_mutex_of_deviceFINAL(lines 4342 4352) no Hoare annotation was computed. [2019-10-15 00:19:33,964 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_cred_guard_mutex_of_signal_structEXIT(lines 4063 4078) no Hoare annotation was computed. [2019-10-15 00:19:33,964 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_cred_guard_mutex_of_signal_structENTRY(lines 4063 4078) no Hoare annotation was computed. [2019-10-15 00:19:33,964 INFO L443 ceAbstractionStarter]: For program point L4071(lines 4071 4076) no Hoare annotation was computed. [2019-10-15 00:19:33,964 INFO L443 ceAbstractionStarter]: For program point L4068(line 4068) no Hoare annotation was computed. [2019-10-15 00:19:33,964 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_cred_guard_mutex_of_signal_structFINAL(lines 4063 4078) no Hoare annotation was computed. [2019-10-15 00:19:33,964 INFO L443 ceAbstractionStarter]: For program point L4066(lines 4066 4069) no Hoare annotation was computed. [2019-10-15 00:19:33,964 INFO L443 ceAbstractionStarter]: For program point L4068-1(lines 4066 4069) no Hoare annotation was computed. [2019-10-15 00:19:33,964 INFO L446 ceAbstractionStarter]: At program point pi_write_regrENTRY(lines 4559 4561) the Hoare annotation is: true [2019-10-15 00:19:33,964 INFO L443 ceAbstractionStarter]: For program point pi_write_regrFINAL(lines 4559 4561) no Hoare annotation was computed. [2019-10-15 00:19:33,965 INFO L443 ceAbstractionStarter]: For program point pi_write_regrEXIT(lines 4559 4561) no Hoare annotation was computed. [2019-10-15 00:19:33,965 INFO L443 ceAbstractionStarter]: For program point warn_slowpath_fmtEXIT(lines 4570 4572) no Hoare annotation was computed. [2019-10-15 00:19:33,965 INFO L443 ceAbstractionStarter]: For program point warn_slowpath_fmtENTRY(lines 4570 4572) no Hoare annotation was computed. [2019-10-15 00:19:33,965 INFO L443 ceAbstractionStarter]: For program point warn_slowpath_fmtFINAL(lines 4570 4572) no Hoare annotation was computed. [2019-10-15 00:19:33,965 INFO L443 ceAbstractionStarter]: For program point L4214(line 4214) no Hoare annotation was computed. [2019-10-15 00:19:33,965 INFO L443 ceAbstractionStarter]: For program point L4217(lines 4217 4221) no Hoare annotation was computed. [2019-10-15 00:19:33,965 INFO L443 ceAbstractionStarter]: For program point L4214-1(lines 4212 4215) no Hoare annotation was computed. [2019-10-15 00:19:33,965 INFO L443 ceAbstractionStarter]: For program point L4212(lines 4212 4215) no Hoare annotation was computed. [2019-10-15 00:19:33,965 INFO L443 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_lockFINAL(lines 4209 4224) no Hoare annotation was computed. [2019-10-15 00:19:33,965 INFO L443 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_lockENTRY(lines 4209 4224) no Hoare annotation was computed. [2019-10-15 00:19:33,966 INFO L443 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_lockEXIT(lines 4209 4224) no Hoare annotation was computed. [2019-10-15 00:19:33,966 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapENTRY(lines 4039 4045) no Hoare annotation was computed. [2019-10-15 00:19:33,966 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapEXIT(lines 4039 4045) no Hoare annotation was computed. [2019-10-15 00:19:33,966 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapFINAL(lines 4039 4045) no Hoare annotation was computed. [2019-10-15 00:19:33,966 INFO L443 ceAbstractionStarter]: For program point L4378(lines 4378 4383) no Hoare annotation was computed. [2019-10-15 00:19:33,966 INFO L443 ceAbstractionStarter]: For program point L4375(line 4375) no Hoare annotation was computed. [2019-10-15 00:19:33,966 INFO L443 ceAbstractionStarter]: For program point L4375-1(lines 4373 4376) no Hoare annotation was computed. [2019-10-15 00:19:33,966 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_pg_mutexFINAL(lines 4370 4385) no Hoare annotation was computed. [2019-10-15 00:19:33,966 INFO L443 ceAbstractionStarter]: For program point L4373(lines 4373 4376) no Hoare annotation was computed. [2019-10-15 00:19:33,966 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_pg_mutexENTRY(lines 4370 4385) no Hoare annotation was computed. [2019-10-15 00:19:33,966 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_pg_mutexEXIT(lines 4370 4385) no Hoare annotation was computed. [2019-10-15 00:19:33,967 INFO L443 ceAbstractionStarter]: For program point L4514-1(line 4514) no Hoare annotation was computed. [2019-10-15 00:19:33,967 INFO L443 ceAbstractionStarter]: For program point device_createEXIT(lines 4513 4515) no Hoare annotation was computed. [2019-10-15 00:19:33,967 INFO L443 ceAbstractionStarter]: For program point device_createENTRY(lines 4513 4515) no Hoare annotation was computed. [2019-10-15 00:19:33,967 INFO L443 ceAbstractionStarter]: For program point device_createFINAL(lines 4513 4515) no Hoare annotation was computed. [2019-10-15 00:19:33,967 INFO L443 ceAbstractionStarter]: For program point L4514(line 4514) no Hoare annotation was computed. [2019-10-15 00:19:33,967 INFO L439 ceAbstractionStarter]: At program point L4478(line 4478) the Hoare annotation is: (or (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2019-10-15 00:19:33,967 INFO L443 ceAbstractionStarter]: For program point L4482-1(lines 4465 4486) no Hoare annotation was computed. [2019-10-15 00:19:33,967 INFO L439 ceAbstractionStarter]: At program point L4474(line 4474) the Hoare annotation is: (or (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2019-10-15 00:19:33,967 INFO L443 ceAbstractionStarter]: For program point L4478-1(lines 4467 4485) no Hoare annotation was computed. [2019-10-15 00:19:33,968 INFO L439 ceAbstractionStarter]: At program point L4470(line 4470) the Hoare annotation is: (or (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2019-10-15 00:19:33,968 INFO L443 ceAbstractionStarter]: For program point L4474-1(lines 4467 4485) no Hoare annotation was computed. [2019-10-15 00:19:33,968 INFO L443 ceAbstractionStarter]: For program point L4470-1(lines 4467 4485) no Hoare annotation was computed. [2019-10-15 00:19:33,968 INFO L443 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 4465 4486) no Hoare annotation was computed. [2019-10-15 00:19:33,968 INFO L446 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 4465 4486) the Hoare annotation is: true [2019-10-15 00:19:33,968 INFO L439 ceAbstractionStarter]: At program point L4482(line 4482) the Hoare annotation is: (or (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2019-10-15 00:19:33,968 INFO L443 ceAbstractionStarter]: For program point _copy_from_userEXIT(lines 4502 4504) no Hoare annotation was computed. [2019-10-15 00:19:33,968 INFO L446 ceAbstractionStarter]: At program point _copy_from_userENTRY(lines 4502 4504) the Hoare annotation is: true [2019-10-15 00:19:33,969 INFO L443 ceAbstractionStarter]: For program point _copy_from_userFINAL(lines 4502 4504) no Hoare annotation was computed. [2019-10-15 00:19:33,969 INFO L443 ceAbstractionStarter]: For program point L4319(lines 4319 4323) no Hoare annotation was computed. [2019-10-15 00:19:33,969 INFO L443 ceAbstractionStarter]: For program point L4316-1(lines 4314 4317) no Hoare annotation was computed. [2019-10-15 00:19:33,969 INFO L443 ceAbstractionStarter]: For program point L4314(lines 4314 4317) no Hoare annotation was computed. [2019-10-15 00:19:33,969 INFO L443 ceAbstractionStarter]: For program point L4316(line 4316) no Hoare annotation was computed. [2019-10-15 00:19:33,969 INFO L443 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceEXIT(lines 4311 4326) no Hoare annotation was computed. [2019-10-15 00:19:33,969 INFO L443 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceENTRY(lines 4311 4326) no Hoare annotation was computed. [2019-10-15 00:19:33,969 INFO L443 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceFINAL(lines 4311 4326) no Hoare annotation was computed. [2019-10-15 00:19:33,969 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 00:19:33,970 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-10-15 00:19:33,970 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 00:19:33,970 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 00:19:33,970 INFO L443 ceAbstractionStarter]: For program point L3326(lines 3326 3333) no Hoare annotation was computed. [2019-10-15 00:19:33,970 INFO L443 ceAbstractionStarter]: For program point xsFINAL(lines 3311 3349) no Hoare annotation was computed. [2019-10-15 00:19:33,970 INFO L443 ceAbstractionStarter]: For program point L3326-2(lines 3326 3333) no Hoare annotation was computed. [2019-10-15 00:19:33,970 INFO L443 ceAbstractionStarter]: For program point xsEXIT(lines 3311 3349) no Hoare annotation was computed. [2019-10-15 00:19:33,970 INFO L446 ceAbstractionStarter]: At program point xsENTRY(lines 3311 3349) the Hoare annotation is: true [2019-10-15 00:19:33,970 INFO L443 ceAbstractionStarter]: For program point L3342-1(lines 3342 3345) no Hoare annotation was computed. [2019-10-15 00:19:33,971 INFO L446 ceAbstractionStarter]: At program point L3339(lines 3318 3348) the Hoare annotation is: true [2019-10-15 00:19:33,971 INFO L446 ceAbstractionStarter]: At program point L3337(lines 3318 3348) the Hoare annotation is: true [2019-10-15 00:19:33,971 INFO L446 ceAbstractionStarter]: At program point L3335(lines 3318 3348) the Hoare annotation is: true [2019-10-15 00:19:33,971 INFO L443 ceAbstractionStarter]: For program point L4158(lines 4158 4163) no Hoare annotation was computed. [2019-10-15 00:19:33,971 INFO L443 ceAbstractionStarter]: For program point L4155-1(lines 4153 4156) no Hoare annotation was computed. [2019-10-15 00:19:33,971 INFO L443 ceAbstractionStarter]: For program point L4155(line 4155) no Hoare annotation was computed. [2019-10-15 00:19:33,971 INFO L443 ceAbstractionStarter]: For program point L4153(lines 4153 4156) no Hoare annotation was computed. [2019-10-15 00:19:33,971 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_lockFINAL(lines 4150 4165) no Hoare annotation was computed. [2019-10-15 00:19:33,971 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_lockEXIT(lines 4150 4165) no Hoare annotation was computed. [2019-10-15 00:19:33,972 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_lockENTRY(lines 4150 4165) no Hoare annotation was computed. [2019-10-15 00:19:33,972 INFO L443 ceAbstractionStarter]: For program point L4287(lines 4287 4290) no Hoare annotation was computed. [2019-10-15 00:19:33,972 INFO L443 ceAbstractionStarter]: For program point L4289(line 4289) no Hoare annotation was computed. [2019-10-15 00:19:33,972 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_mutex_of_deviceENTRY(lines 4284 4294) no Hoare annotation was computed. [2019-10-15 00:19:33,972 INFO L443 ceAbstractionStarter]: For program point L4289-1(lines 4287 4290) no Hoare annotation was computed. [2019-10-15 00:19:33,972 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_mutex_of_deviceFINAL(lines 4284 4294) no Hoare annotation was computed. [2019-10-15 00:19:33,972 INFO L443 ceAbstractionStarter]: For program point ldv_mutex_lock_mutex_of_deviceEXIT(lines 4284 4294) no Hoare annotation was computed. [2019-10-15 00:19:33,972 INFO L446 ceAbstractionStarter]: At program point IS_ERRENTRY(lines 2821 2827) the Hoare annotation is: true [2019-10-15 00:19:33,972 INFO L443 ceAbstractionStarter]: For program point IS_ERRFINAL(lines 2821 2827) no Hoare annotation was computed. [2019-10-15 00:19:33,973 INFO L446 ceAbstractionStarter]: At program point L2824(line 2824) the Hoare annotation is: true [2019-10-15 00:19:33,973 INFO L443 ceAbstractionStarter]: For program point IS_ERREXIT(lines 2821 2827) no Hoare annotation was computed. [2019-10-15 00:19:33,973 INFO L443 ceAbstractionStarter]: For program point L2824-1(line 2824) no Hoare annotation was computed. [2019-10-15 00:19:33,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 12:19:33 BoogieIcfgContainer [2019-10-15 00:19:33,995 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 00:19:34,002 INFO L168 Benchmark]: Toolchain (without parser) took 28369.67 ms. Allocated memory was 146.8 MB in the beginning and 1.0 GB in the end (delta: 880.3 MB). Free memory was 99.7 MB in the beginning and 692.7 MB in the end (delta: -593.0 MB). Peak memory consumption was 817.2 MB. Max. memory is 7.1 GB. [2019-10-15 00:19:34,008 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 146.8 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 00:19:34,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1673.58 ms. Allocated memory was 146.8 MB in the beginning and 207.6 MB in the end (delta: 60.8 MB). Free memory was 99.5 MB in the beginning and 111.0 MB in the end (delta: -11.5 MB). Peak memory consumption was 57.4 MB. Max. memory is 7.1 GB. [2019-10-15 00:19:34,009 INFO L168 Benchmark]: Boogie Preprocessor took 284.39 ms. Allocated memory is still 207.6 MB. Free memory was 111.0 MB in the beginning and 99.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-10-15 00:19:34,009 INFO L168 Benchmark]: RCFGBuilder took 2915.03 ms. Allocated memory was 207.6 MB in the beginning and 255.3 MB in the end (delta: 47.7 MB). Free memory was 99.5 MB in the beginning and 151.3 MB in the end (delta: -51.8 MB). Peak memory consumption was 59.5 MB. Max. memory is 7.1 GB. [2019-10-15 00:19:34,010 INFO L168 Benchmark]: TraceAbstraction took 23492.52 ms. Allocated memory was 255.3 MB in the beginning and 1.0 GB in the end (delta: 771.8 MB). Free memory was 151.3 MB in the beginning and 692.7 MB in the end (delta: -541.3 MB). Peak memory consumption was 760.3 MB. Max. memory is 7.1 GB. [2019-10-15 00:19:34,015 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 146.8 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1673.58 ms. Allocated memory was 146.8 MB in the beginning and 207.6 MB in the end (delta: 60.8 MB). Free memory was 99.5 MB in the beginning and 111.0 MB in the end (delta: -11.5 MB). Peak memory consumption was 57.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 284.39 ms. Allocated memory is still 207.6 MB. Free memory was 111.0 MB in the beginning and 99.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2915.03 ms. Allocated memory was 207.6 MB in the beginning and 255.3 MB in the end (delta: 47.7 MB). Free memory was 99.5 MB in the beginning and 151.3 MB in the end (delta: -51.8 MB). Peak memory consumption was 59.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23492.52 ms. Allocated memory was 255.3 MB in the beginning and 1.0 GB in the end (delta: 771.8 MB). Free memory was 151.3 MB in the beginning and 692.7 MB in the end (delta: -541.3 MB). Peak memory consumption was 760.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4029]: 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: 3822]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3001]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3077]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3451]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3398]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3398]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3765]: Loop Invariant Derived loop invariant: (((((!(1 == ldv_mutex_lock) || ldv_state_variable_1 == 0) || !(ldv_mutex_pg_mutex == 1)) || !(0 == ldv_retval_1)) || !(1 == ldv_mutex_mutex_of_device)) || !(disable == 0)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct) - InvariantResult [Line: 3153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3761]: Loop Invariant Derived loop invariant: (((((!(1 == ldv_mutex_lock) || ldv_state_variable_1 == 0) || !(ldv_mutex_pg_mutex == 1)) || !(0 == ldv_retval_1)) || !(1 == ldv_mutex_mutex_of_device)) || !(disable == 0)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct) - InvariantResult [Line: 3129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3318]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3318]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3822]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3451]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3077]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3077]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3451]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3398]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3765]: Loop Invariant Derived loop invariant: (((((!(1 == ldv_mutex_lock) || ldv_state_variable_1 == 0) || !(ldv_mutex_pg_mutex == 1)) || !(0 == ldv_retval_1)) || !(1 == ldv_mutex_mutex_of_device)) || !(disable == 0)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct) - InvariantResult [Line: 3692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3318]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 108 procedures, 813 locations, 1 error locations. Result: SAFE, OverallTime: 23.4s, OverallIterations: 25, TraceHistogramMax: 8, AutomataDifference: 5.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.9s, HoareTripleCheckerStatistics: 18637 SDtfs, 7064 SDslu, 44623 SDs, 0 SdLazy, 1086 SolverSat, 493 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1814 GetRequests, 1720 SyntacticMatches, 4 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2370occurred in iteration=24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 25 MinimizatonAttempts, 1291 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 232 LocationsWithAnnotation, 20310 PreInvPairs, 20312 NumberOfFragments, 420 HoareAnnotationTreeSize, 20310 FomulaSimplifications, 158 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 232 FomulaSimplificationsInter, 1036 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 5262 NumberOfCodeBlocks, 5262 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 6238 ConstructedInterpolants, 0 QuantifiedInterpolants, 1858504 SizeOfPredicates, 2 NumberOfNonLiveVariables, 8928 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 31 InterpolantComputations, 26 PerfectInterpolantSequences, 2556/2564 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 194, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 2.4375, AVG_WEAKENED_CONJUNCTS: 0.0, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...