/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-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--misc--pch_phub.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 23:14:30,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 23:14:30,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 23:14:30,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 23:14:30,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 23:14:30,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 23:14:30,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 23:14:30,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 23:14:30,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 23:14:30,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 23:14:30,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 23:14:30,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 23:14:30,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 23:14:30,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 23:14:30,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 23:14:30,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 23:14:30,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 23:14:30,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 23:14:30,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 23:14:30,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 23:14:30,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 23:14:30,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 23:14:30,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 23:14:30,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 23:14:30,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 23:14:30,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 23:14:30,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 23:14:30,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 23:14:30,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 23:14:30,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 23:14:30,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 23:14:30,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 23:14:30,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 23:14:30,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 23:14:30,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 23:14:30,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 23:14:30,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 23:14:30,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 23:14:30,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 23:14:30,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 23:14:30,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 23:14:30,363 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 [2019-11-06 23:14:30,381 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 23:14:30,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 23:14:30,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 23:14:30,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 23:14:30,382 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 23:14:30,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 23:14:30,383 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 23:14:30,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 23:14:30,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 23:14:30,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 23:14:30,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 23:14:30,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 23:14:30,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 23:14:30,384 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 23:14:30,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 23:14:30,385 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 23:14:30,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 23:14:30,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 23:14:30,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 23:14:30,385 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 23:14:30,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 23:14:30,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 23:14:30,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 23:14:30,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 23:14:30,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 23:14:30,387 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 23:14:30,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 23:14:30,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 23:14:30,387 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 [2019-11-06 23:14:30,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 23:14:30,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 23:14:30,690 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 23:14:30,692 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 23:14:30,692 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 23:14:30,693 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i [2019-11-06 23:14:30,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc349226f/0b5c9fafd6884155bd1241da1a156133/FLAG25eb1d220 [2019-11-06 23:14:31,457 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 23:14:31,457 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i [2019-11-06 23:14:31,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc349226f/0b5c9fafd6884155bd1241da1a156133/FLAG25eb1d220 [2019-11-06 23:14:31,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc349226f/0b5c9fafd6884155bd1241da1a156133 [2019-11-06 23:14:31,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 23:14:31,580 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 23:14:31,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 23:14:31,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 23:14:31,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 23:14:31,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:14:31" (1/1) ... [2019-11-06 23:14:31,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65d7ca61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:31, skipping insertion in model container [2019-11-06 23:14:31,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:14:31" (1/1) ... [2019-11-06 23:14:31,594 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 23:14:31,692 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 23:14:32,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 23:14:32,648 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 23:14:33,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 23:14:33,207 INFO L192 MainTranslator]: Completed translation [2019-11-06 23:14:33,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:33 WrapperNode [2019-11-06 23:14:33,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 23:14:33,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 23:14:33,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 23:14:33,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 23:14:33,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:33" (1/1) ... [2019-11-06 23:14:33,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:33" (1/1) ... [2019-11-06 23:14:33,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:33" (1/1) ... [2019-11-06 23:14:33,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:33" (1/1) ... [2019-11-06 23:14:33,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:33" (1/1) ... [2019-11-06 23:14:33,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:33" (1/1) ... [2019-11-06 23:14:33,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:33" (1/1) ... [2019-11-06 23:14:33,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 23:14:33,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 23:14:33,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 23:14:33,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 23:14:33,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:33" (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 [2019-11-06 23:14:33,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 23:14:33,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 23:14:33,571 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-11-06 23:14:33,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-11-06 23:14:33,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-06 23:14:33,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-11-06 23:14:33,573 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-06 23:14:33,574 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-06 23:14:33,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-11-06 23:14:33,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-11-06 23:14:33,575 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_modify_write_reg [2019-11-06 23:14:33,575 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_save_reg_conf [2019-11-06 23:14:33,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_restore_reg_conf [2019-11-06 23:14:33,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_serial_rom [2019-11-06 23:14:33,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_write_serial_rom [2019-11-06 23:14:33,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_serial_rom_val [2019-11-06 23:14:33,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_write_serial_rom_val [2019-11-06 23:14:33,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_gbe_serial_rom_conf [2019-11-06 23:14:33,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_gbe_serial_rom_conf_mp [2019-11-06 23:14:33,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_gbe_mac_addr [2019-11-06 23:14:33,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_write_gbe_mac_addr [2019-11-06 23:14:33,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_bin_read [2019-11-06 23:14:33,581 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_bin_write [2019-11-06 23:14:33,581 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pch_mac [2019-11-06 23:14:33,581 INFO L138 BoogieDeclarations]: Found implementation of procedure store_pch_mac [2019-11-06 23:14:33,581 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_probe [2019-11-06 23:14:33,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_remove [2019-11-06 23:14:33,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_suspend [2019-11-06 23:14:33,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_resume [2019-11-06 23:14:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_driver_init [2019-11-06 23:14:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_driver_exit [2019-11-06 23:14:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 23:14:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-11-06 23:14:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-11-06 23:14:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-11-06 23:14:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-11-06 23:14:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-11-06 23:14:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_6 [2019-11-06 23:14:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-11-06 23:14:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_8 [2019-11-06 23:14:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_9 [2019-11-06 23:14:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-11-06 23:14:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-11-06 23:14:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-06 23:14:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-06 23:14:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-11-06 23:14:33,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-11-06 23:14:33,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-11-06 23:14:33,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-11-06 23:14:33,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-11-06 23:14:33,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-11-06 23:14:33,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-11-06 23:14:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-11-06 23:14:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-11-06 23:14:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-11-06 23:14:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-11-06 23:14:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-11-06 23:14:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-11-06 23:14:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-11-06 23:14:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-11-06 23:14:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_pch_phub_mutex [2019-11-06 23:14:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_pch_phub_mutex [2019-11-06 23:14:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pch_phub_mutex [2019-11-06 23:14:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_pch_phub_mutex [2019-11-06 23:14:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_pch_phub_mutex [2019-11-06 23:14:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_pch_phub_mutex [2019-11-06 23:14:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_pch_phub_mutex [2019-11-06 23:14:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-06 23:14:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-06 23:14:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-11-06 23:14:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-11-06 23:14:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-11-06 23:14:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-11-06 23:14:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-11-06 23:14:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-11-06 23:14:33,625 INFO L138 BoogieDeclarations]: Found implementation of procedure dmi_get_system_info [2019-11-06 23:14:33,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-11-06 23:14:33,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-11-06 23:14:33,625 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-11-06 23:14:33,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pch_bin_attr_probe_2 [2019-11-06 23:14:33,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pch_bin_attr_release_2 [2019-11-06 23:14:33,627 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-11-06 23:14:33,627 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-11-06 23:14:33,627 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2019-11-06 23:14:33,627 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-11-06 23:14:33,628 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-06 23:14:33,628 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-11-06 23:14:33,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-11-06 23:14:33,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-11-06 23:14:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-11-06 23:14:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-11-06 23:14:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_rom [2019-11-06 23:14:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-11-06 23:14:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-11-06 23:14:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-11-06 23:14:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-11-06 23:14:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-11-06 23:14:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_rom [2019-11-06 23:14:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-11-06 23:14:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_bin_file [2019-11-06 23:14:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_file [2019-11-06 23:14:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_bin_file [2019-11-06 23:14:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_file [2019-11-06 23:14:33,632 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-06 23:14:33,632 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-06 23:14:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 23:14:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-06 23:14:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-11-06 23:14:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-11-06 23:14:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-11-06 23:14:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-11-06 23:14:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-11-06 23:14:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-11-06 23:14:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-06 23:14:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-11-06 23:14:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-11-06 23:14:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-11-06 23:14:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_8 [2019-11-06 23:14:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-11-06 23:14:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-11-06 23:14:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2019-11-06 23:14:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_6 [2019-11-06 23:14:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_9 [2019-11-06 23:14:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-11-06 23:14:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-11-06 23:14:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-11-06 23:14:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-11-06 23:14:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-11-06 23:14:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-11-06 23:14:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-11-06 23:14:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-11-06 23:14:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_pch_phub_mutex [2019-11-06 23:14:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_pch_phub_mutex [2019-11-06 23:14:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 23:14:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-11-06 23:14:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-11-06 23:14:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-11-06 23:14:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-11-06 23:14:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-11-06 23:14:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_file [2019-11-06 23:14:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_file [2019-11-06 23:14:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_bin_file [2019-11-06 23:14:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_bin_file [2019-11-06 23:14:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-11-06 23:14:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-11-06 23:14:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-11-06 23:14:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-11-06 23:14:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-11-06 23:14:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_rom [2019-11-06 23:14:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_rom [2019-11-06 23:14:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-11-06 23:14:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-11-06 23:14:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-11-06 23:14:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-11-06 23:14:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-11-06 23:14:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-11-06 23:14:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-11-06 23:14:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-11-06 23:14:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-11-06 23:14:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-11-06 23:14:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-06 23:14:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-06 23:14:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 23:14:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-11-06 23:14:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-06 23:14:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 23:14:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-11-06 23:14:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-06 23:14:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-06 23:14:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-11-06 23:14:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-11-06 23:14:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-11-06 23:14:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure dmi_get_system_info [2019-11-06 23:14:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 23:14:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_modify_write_reg [2019-11-06 23:14:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 23:14:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_save_reg_conf [2019-11-06 23:14:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 23:14:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 23:14:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 23:14:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 23:14:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_restore_reg_conf [2019-11-06 23:14:33,647 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_serial_rom [2019-11-06 23:14:33,647 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_write_serial_rom [2019-11-06 23:14:33,647 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_serial_rom_val [2019-11-06 23:14:33,647 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_write_serial_rom_val [2019-11-06 23:14:33,647 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_gbe_serial_rom_conf [2019-11-06 23:14:33,647 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_gbe_serial_rom_conf_mp [2019-11-06 23:14:33,647 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_gbe_mac_addr [2019-11-06 23:14:33,647 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_write_gbe_mac_addr [2019-11-06 23:14:33,647 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_bin_read [2019-11-06 23:14:33,648 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_bin_write [2019-11-06 23:14:33,648 INFO L130 BoogieDeclarations]: Found specification of procedure show_pch_mac [2019-11-06 23:14:33,648 INFO L130 BoogieDeclarations]: Found specification of procedure store_pch_mac [2019-11-06 23:14:33,648 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_probe [2019-11-06 23:14:33,648 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_remove [2019-11-06 23:14:33,648 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_suspend [2019-11-06 23:14:33,648 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_resume [2019-11-06 23:14:33,649 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_driver_init [2019-11-06 23:14:33,649 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_driver_exit [2019-11-06 23:14:33,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-06 23:14:33,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pch_bin_attr_release_2 [2019-11-06 23:14:33,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pch_bin_attr_probe_2 [2019-11-06 23:14:33,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-06 23:14:33,649 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 23:14:33,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-06 23:14:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-11-06 23:14:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-11-06 23:14:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-11-06 23:14:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-11-06 23:14:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-11-06 23:14:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-11-06 23:14:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-11-06 23:14:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-11-06 23:14:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-11-06 23:14:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-11-06 23:14:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_pch_phub_mutex [2019-11-06 23:14:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pch_phub_mutex [2019-11-06 23:14:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_pch_phub_mutex [2019-11-06 23:14:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_pch_phub_mutex [2019-11-06 23:14:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_pch_phub_mutex [2019-11-06 23:14:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-06 23:14:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-06 23:14:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-06 23:14:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 23:14:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 23:14:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 23:14:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-06 23:14:33,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 23:14:37,237 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 23:14:37,237 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-06 23:14:37,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:14:37 BoogieIcfgContainer [2019-11-06 23:14:37,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 23:14:37,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 23:14:37,241 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 23:14:37,245 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 23:14:37,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:14:31" (1/3) ... [2019-11-06 23:14:37,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db32356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:14:37, skipping insertion in model container [2019-11-06 23:14:37,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:33" (2/3) ... [2019-11-06 23:14:37,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db32356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:14:37, skipping insertion in model container [2019-11-06 23:14:37,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:14:37" (3/3) ... [2019-11-06 23:14:37,250 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i [2019-11-06 23:14:37,263 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 23:14:37,276 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 23:14:37,292 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 23:14:37,343 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 23:14:37,344 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 23:14:37,344 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 23:14:37,344 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 23:14:37,344 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 23:14:37,345 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 23:14:37,345 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 23:14:37,345 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 23:14:37,398 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states. [2019-11-06 23:14:37,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-06 23:14:37,417 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:37,418 INFO L410 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] [2019-11-06 23:14:37,421 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:37,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:37,427 INFO L82 PathProgramCache]: Analyzing trace with hash -1012892836, now seen corresponding path program 1 times [2019-11-06 23:14:37,437 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:37,437 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588933201] [2019-11-06 23:14:37,437 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:38,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 23:14:38,036 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588933201] [2019-11-06 23:14:38,040 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:38,041 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 23:14:38,041 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313897507] [2019-11-06 23:14:38,048 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 23:14:38,050 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:38,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 23:14:38,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 23:14:38,073 INFO L87 Difference]: Start difference. First operand 851 states. Second operand 3 states. [2019-11-06 23:14:38,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:38,875 INFO L93 Difference]: Finished difference Result 2257 states and 3035 transitions. [2019-11-06 23:14:38,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 23:14:38,877 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-11-06 23:14:38,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:38,917 INFO L225 Difference]: With dead ends: 2257 [2019-11-06 23:14:38,918 INFO L226 Difference]: Without dead ends: 1489 [2019-11-06 23:14:38,931 INFO L630 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 [2019-11-06 23:14:38,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1489 states. [2019-11-06 23:14:39,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1489 to 1485. [2019-11-06 23:14:39,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1485 states. [2019-11-06 23:14:39,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1485 states and 1972 transitions. [2019-11-06 23:14:39,127 INFO L78 Accepts]: Start accepts. Automaton has 1485 states and 1972 transitions. Word has length 29 [2019-11-06 23:14:39,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:39,127 INFO L462 AbstractCegarLoop]: Abstraction has 1485 states and 1972 transitions. [2019-11-06 23:14:39,128 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 23:14:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 1972 transitions. [2019-11-06 23:14:39,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-06 23:14:39,136 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:39,136 INFO L410 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] [2019-11-06 23:14:39,136 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:39,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:39,137 INFO L82 PathProgramCache]: Analyzing trace with hash 1357180638, now seen corresponding path program 1 times [2019-11-06 23:14:39,137 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:39,137 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914118507] [2019-11-06 23:14:39,138 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:39,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 23:14:39,295 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914118507] [2019-11-06 23:14:39,296 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:39,296 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 23:14:39,296 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871356624] [2019-11-06 23:14:39,298 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 23:14:39,299 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:39,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 23:14:39,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 23:14:39,299 INFO L87 Difference]: Start difference. First operand 1485 states and 1972 transitions. Second operand 3 states. [2019-11-06 23:14:39,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:39,527 INFO L93 Difference]: Finished difference Result 1503 states and 1992 transitions. [2019-11-06 23:14:39,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 23:14:39,529 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-11-06 23:14:39,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:39,551 INFO L225 Difference]: With dead ends: 1503 [2019-11-06 23:14:39,551 INFO L226 Difference]: Without dead ends: 1494 [2019-11-06 23:14:39,555 INFO L630 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 [2019-11-06 23:14:39,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1494 states. [2019-11-06 23:14:39,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1494 to 1485. [2019-11-06 23:14:39,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1485 states. [2019-11-06 23:14:39,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1485 states and 1971 transitions. [2019-11-06 23:14:39,654 INFO L78 Accepts]: Start accepts. Automaton has 1485 states and 1971 transitions. Word has length 34 [2019-11-06 23:14:39,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:39,655 INFO L462 AbstractCegarLoop]: Abstraction has 1485 states and 1971 transitions. [2019-11-06 23:14:39,655 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 23:14:39,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 1971 transitions. [2019-11-06 23:14:39,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-06 23:14:39,657 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:39,657 INFO L410 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] [2019-11-06 23:14:39,658 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:39,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:39,658 INFO L82 PathProgramCache]: Analyzing trace with hash 1414438940, now seen corresponding path program 1 times [2019-11-06 23:14:39,658 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:39,659 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750439854] [2019-11-06 23:14:39,659 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:39,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 23:14:39,816 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750439854] [2019-11-06 23:14:39,817 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:39,817 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 23:14:39,817 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048168798] [2019-11-06 23:14:39,818 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 23:14:39,818 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:39,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 23:14:39,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 23:14:39,818 INFO L87 Difference]: Start difference. First operand 1485 states and 1971 transitions. Second operand 3 states. [2019-11-06 23:14:40,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:40,575 INFO L93 Difference]: Finished difference Result 1487 states and 1972 transitions. [2019-11-06 23:14:40,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 23:14:40,576 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-11-06 23:14:40,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:40,589 INFO L225 Difference]: With dead ends: 1487 [2019-11-06 23:14:40,590 INFO L226 Difference]: Without dead ends: 1484 [2019-11-06 23:14:40,593 INFO L630 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 [2019-11-06 23:14:40,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1484 states. [2019-11-06 23:14:40,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1484 to 1484. [2019-11-06 23:14:40,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1484 states. [2019-11-06 23:14:40,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1484 states and 1969 transitions. [2019-11-06 23:14:40,662 INFO L78 Accepts]: Start accepts. Automaton has 1484 states and 1969 transitions. Word has length 34 [2019-11-06 23:14:40,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:40,663 INFO L462 AbstractCegarLoop]: Abstraction has 1484 states and 1969 transitions. [2019-11-06 23:14:40,663 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 23:14:40,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1969 transitions. [2019-11-06 23:14:40,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-06 23:14:40,665 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:40,665 INFO L410 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] [2019-11-06 23:14:40,665 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:40,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:40,666 INFO L82 PathProgramCache]: Analyzing trace with hash 897379620, now seen corresponding path program 1 times [2019-11-06 23:14:40,666 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:40,666 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166091499] [2019-11-06 23:14:40,666 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:40,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 23:14:40,788 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166091499] [2019-11-06 23:14:40,788 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:40,788 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 23:14:40,788 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271806600] [2019-11-06 23:14:40,789 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 23:14:40,789 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:40,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 23:14:40,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 23:14:40,790 INFO L87 Difference]: Start difference. First operand 1484 states and 1969 transitions. Second operand 3 states. [2019-11-06 23:14:41,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:41,323 INFO L93 Difference]: Finished difference Result 1486 states and 1970 transitions. [2019-11-06 23:14:41,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 23:14:41,324 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2019-11-06 23:14:41,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:41,333 INFO L225 Difference]: With dead ends: 1486 [2019-11-06 23:14:41,333 INFO L226 Difference]: Without dead ends: 1483 [2019-11-06 23:14:41,335 INFO L630 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 [2019-11-06 23:14:41,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1483 states. [2019-11-06 23:14:41,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1483 to 1483. [2019-11-06 23:14:41,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1483 states. [2019-11-06 23:14:41,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1483 states and 1967 transitions. [2019-11-06 23:14:41,491 INFO L78 Accepts]: Start accepts. Automaton has 1483 states and 1967 transitions. Word has length 35 [2019-11-06 23:14:41,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:41,492 INFO L462 AbstractCegarLoop]: Abstraction has 1483 states and 1967 transitions. [2019-11-06 23:14:41,498 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 23:14:41,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1967 transitions. [2019-11-06 23:14:41,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-06 23:14:41,500 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:41,501 INFO L410 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] [2019-11-06 23:14:41,501 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:41,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:41,501 INFO L82 PathProgramCache]: Analyzing trace with hash 2048414751, now seen corresponding path program 1 times [2019-11-06 23:14:41,502 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:41,502 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76656923] [2019-11-06 23:14:41,502 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:41,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 23:14:41,603 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76656923] [2019-11-06 23:14:41,603 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:41,603 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 23:14:41,604 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340187449] [2019-11-06 23:14:41,604 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 23:14:41,604 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:41,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 23:14:41,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 23:14:41,605 INFO L87 Difference]: Start difference. First operand 1483 states and 1967 transitions. Second operand 3 states. [2019-11-06 23:14:42,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:42,703 INFO L93 Difference]: Finished difference Result 4379 states and 5865 transitions. [2019-11-06 23:14:42,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 23:14:42,703 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2019-11-06 23:14:42,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:42,723 INFO L225 Difference]: With dead ends: 4379 [2019-11-06 23:14:42,723 INFO L226 Difference]: Without dead ends: 2895 [2019-11-06 23:14:42,731 INFO L630 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 [2019-11-06 23:14:42,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2895 states. [2019-11-06 23:14:42,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2895 to 2874. [2019-11-06 23:14:42,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2874 states. [2019-11-06 23:14:42,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2874 states and 3847 transitions. [2019-11-06 23:14:42,880 INFO L78 Accepts]: Start accepts. Automaton has 2874 states and 3847 transitions. Word has length 36 [2019-11-06 23:14:42,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:42,881 INFO L462 AbstractCegarLoop]: Abstraction has 2874 states and 3847 transitions. [2019-11-06 23:14:42,881 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 23:14:42,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 3847 transitions. [2019-11-06 23:14:42,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-06 23:14:42,884 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:42,885 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 23:14:42,885 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:42,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:42,885 INFO L82 PathProgramCache]: Analyzing trace with hash 855999933, now seen corresponding path program 1 times [2019-11-06 23:14:42,886 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:42,886 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746276900] [2019-11-06 23:14:42,886 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:42,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 23:14:42,988 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746276900] [2019-11-06 23:14:42,989 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:42,989 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 23:14:42,989 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140036033] [2019-11-06 23:14:42,990 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 23:14:42,990 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:42,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 23:14:42,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 23:14:42,990 INFO L87 Difference]: Start difference. First operand 2874 states and 3847 transitions. Second operand 3 states. [2019-11-06 23:14:43,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:43,367 INFO L93 Difference]: Finished difference Result 8112 states and 10841 transitions. [2019-11-06 23:14:43,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 23:14:43,368 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2019-11-06 23:14:43,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:43,404 INFO L225 Difference]: With dead ends: 8112 [2019-11-06 23:14:43,404 INFO L226 Difference]: Without dead ends: 5249 [2019-11-06 23:14:43,421 INFO L630 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 [2019-11-06 23:14:43,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5249 states. [2019-11-06 23:14:43,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5249 to 5234. [2019-11-06 23:14:43,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5234 states. [2019-11-06 23:14:43,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5234 states to 5234 states and 6987 transitions. [2019-11-06 23:14:43,739 INFO L78 Accepts]: Start accepts. Automaton has 5234 states and 6987 transitions. Word has length 64 [2019-11-06 23:14:43,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:43,740 INFO L462 AbstractCegarLoop]: Abstraction has 5234 states and 6987 transitions. [2019-11-06 23:14:43,740 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 23:14:43,740 INFO L276 IsEmpty]: Start isEmpty. Operand 5234 states and 6987 transitions. [2019-11-06 23:14:43,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-06 23:14:43,746 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:43,747 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-06 23:14:43,747 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:43,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:43,748 INFO L82 PathProgramCache]: Analyzing trace with hash 2136533684, now seen corresponding path program 1 times [2019-11-06 23:14:43,748 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:43,748 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122966686] [2019-11-06 23:14:43,749 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:43,997 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 23:14:43,997 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122966686] [2019-11-06 23:14:43,997 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:43,997 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 23:14:43,998 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616270219] [2019-11-06 23:14:43,998 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 23:14:43,998 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:43,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 23:14:43,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 23:14:43,999 INFO L87 Difference]: Start difference. First operand 5234 states and 6987 transitions. Second operand 3 states. [2019-11-06 23:14:44,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:44,870 INFO L93 Difference]: Finished difference Result 12872 states and 17197 transitions. [2019-11-06 23:14:44,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 23:14:44,870 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2019-11-06 23:14:44,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:44,923 INFO L225 Difference]: With dead ends: 12872 [2019-11-06 23:14:44,923 INFO L226 Difference]: Without dead ends: 7649 [2019-11-06 23:14:44,953 INFO L630 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 [2019-11-06 23:14:44,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7649 states. [2019-11-06 23:14:45,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7649 to 7634. [2019-11-06 23:14:45,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7634 states. [2019-11-06 23:14:45,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7634 states to 7634 states and 10187 transitions. [2019-11-06 23:14:45,444 INFO L78 Accepts]: Start accepts. Automaton has 7634 states and 10187 transitions. Word has length 83 [2019-11-06 23:14:45,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:45,444 INFO L462 AbstractCegarLoop]: Abstraction has 7634 states and 10187 transitions. [2019-11-06 23:14:45,444 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 23:14:45,445 INFO L276 IsEmpty]: Start isEmpty. Operand 7634 states and 10187 transitions. [2019-11-06 23:14:45,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-06 23:14:45,451 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:45,452 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-11-06 23:14:45,452 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:45,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:45,452 INFO L82 PathProgramCache]: Analyzing trace with hash -878134479, now seen corresponding path program 1 times [2019-11-06 23:14:45,453 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:45,453 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773609679] [2019-11-06 23:14:45,453 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:45,630 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-06 23:14:45,631 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773609679] [2019-11-06 23:14:45,631 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:45,631 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-06 23:14:45,632 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393469221] [2019-11-06 23:14:45,632 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 23:14:45,632 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:45,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 23:14:45,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-06 23:14:45,633 INFO L87 Difference]: Start difference. First operand 7634 states and 10187 transitions. Second operand 5 states. [2019-11-06 23:14:45,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:45,988 INFO L93 Difference]: Finished difference Result 15257 states and 20367 transitions. [2019-11-06 23:14:45,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-06 23:14:45,989 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 99 [2019-11-06 23:14:45,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:46,041 INFO L225 Difference]: With dead ends: 15257 [2019-11-06 23:14:46,041 INFO L226 Difference]: Without dead ends: 7634 [2019-11-06 23:14:46,081 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-06 23:14:46,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7634 states. [2019-11-06 23:14:46,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7634 to 7634. [2019-11-06 23:14:46,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7634 states. [2019-11-06 23:14:47,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7634 states to 7634 states and 10183 transitions. [2019-11-06 23:14:47,028 INFO L78 Accepts]: Start accepts. Automaton has 7634 states and 10183 transitions. Word has length 99 [2019-11-06 23:14:47,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:47,029 INFO L462 AbstractCegarLoop]: Abstraction has 7634 states and 10183 transitions. [2019-11-06 23:14:47,029 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 23:14:47,029 INFO L276 IsEmpty]: Start isEmpty. Operand 7634 states and 10183 transitions. [2019-11-06 23:14:47,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-06 23:14:47,036 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:47,036 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-06 23:14:47,036 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:47,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:47,037 INFO L82 PathProgramCache]: Analyzing trace with hash -729115681, now seen corresponding path program 1 times [2019-11-06 23:14:47,037 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:47,037 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530236282] [2019-11-06 23:14:47,037 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:47,235 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-06 23:14:47,237 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530236282] [2019-11-06 23:14:47,237 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:47,237 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-06 23:14:47,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977781793] [2019-11-06 23:14:47,238 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-06 23:14:47,238 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:47,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-06 23:14:47,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-06 23:14:47,239 INFO L87 Difference]: Start difference. First operand 7634 states and 10183 transitions. Second operand 7 states. [2019-11-06 23:14:47,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:47,528 INFO L93 Difference]: Finished difference Result 7683 states and 10227 transitions. [2019-11-06 23:14:47,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 23:14:47,528 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 104 [2019-11-06 23:14:47,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:47,581 INFO L225 Difference]: With dead ends: 7683 [2019-11-06 23:14:47,581 INFO L226 Difference]: Without dead ends: 7592 [2019-11-06 23:14:47,587 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-06 23:14:47,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7592 states. [2019-11-06 23:14:47,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7592 to 7586. [2019-11-06 23:14:47,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7586 states. [2019-11-06 23:14:47,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7586 states to 7586 states and 10109 transitions. [2019-11-06 23:14:47,990 INFO L78 Accepts]: Start accepts. Automaton has 7586 states and 10109 transitions. Word has length 104 [2019-11-06 23:14:47,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:47,992 INFO L462 AbstractCegarLoop]: Abstraction has 7586 states and 10109 transitions. [2019-11-06 23:14:47,992 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-06 23:14:47,992 INFO L276 IsEmpty]: Start isEmpty. Operand 7586 states and 10109 transitions. [2019-11-06 23:14:48,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-06 23:14:48,002 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:48,002 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-11-06 23:14:48,002 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:48,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:48,003 INFO L82 PathProgramCache]: Analyzing trace with hash -19505024, now seen corresponding path program 1 times [2019-11-06 23:14:48,003 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:48,004 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465288640] [2019-11-06 23:14:48,004 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:48,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:48,141 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-06 23:14:48,141 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465288640] [2019-11-06 23:14:48,142 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:48,142 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 23:14:48,142 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505022943] [2019-11-06 23:14:48,143 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 23:14:48,143 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:48,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 23:14:48,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 23:14:48,145 INFO L87 Difference]: Start difference. First operand 7586 states and 10109 transitions. Second operand 3 states. [2019-11-06 23:14:49,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:49,029 INFO L93 Difference]: Finished difference Result 15163 states and 20208 transitions. [2019-11-06 23:14:49,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 23:14:49,030 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2019-11-06 23:14:49,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:49,059 INFO L225 Difference]: With dead ends: 15163 [2019-11-06 23:14:49,060 INFO L226 Difference]: Without dead ends: 7588 [2019-11-06 23:14:49,084 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 23:14:49,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7588 states. [2019-11-06 23:14:49,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7588 to 7569. [2019-11-06 23:14:49,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7569 states. [2019-11-06 23:14:49,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7569 states to 7569 states and 10063 transitions. [2019-11-06 23:14:49,414 INFO L78 Accepts]: Start accepts. Automaton has 7569 states and 10063 transitions. Word has length 100 [2019-11-06 23:14:49,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:49,415 INFO L462 AbstractCegarLoop]: Abstraction has 7569 states and 10063 transitions. [2019-11-06 23:14:49,415 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 23:14:49,415 INFO L276 IsEmpty]: Start isEmpty. Operand 7569 states and 10063 transitions. [2019-11-06 23:14:49,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-06 23:14:49,423 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:49,423 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-11-06 23:14:49,424 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:49,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:49,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1225259457, now seen corresponding path program 1 times [2019-11-06 23:14:49,424 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:49,424 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330160758] [2019-11-06 23:14:49,424 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:49,582 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-06 23:14:49,582 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330160758] [2019-11-06 23:14:49,582 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:49,582 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-06 23:14:49,583 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107353553] [2019-11-06 23:14:49,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-06 23:14:49,583 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:49,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-06 23:14:49,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-06 23:14:49,584 INFO L87 Difference]: Start difference. First operand 7569 states and 10063 transitions. Second operand 7 states. [2019-11-06 23:14:49,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:49,790 INFO L93 Difference]: Finished difference Result 7661 states and 10158 transitions. [2019-11-06 23:14:49,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 23:14:49,791 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 100 [2019-11-06 23:14:49,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:49,829 INFO L225 Difference]: With dead ends: 7661 [2019-11-06 23:14:49,829 INFO L226 Difference]: Without dead ends: 7538 [2019-11-06 23:14:49,834 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-06 23:14:49,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7538 states. [2019-11-06 23:14:50,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7538 to 7530. [2019-11-06 23:14:50,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7530 states. [2019-11-06 23:14:50,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7530 states to 7530 states and 10004 transitions. [2019-11-06 23:14:50,291 INFO L78 Accepts]: Start accepts. Automaton has 7530 states and 10004 transitions. Word has length 100 [2019-11-06 23:14:50,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:50,291 INFO L462 AbstractCegarLoop]: Abstraction has 7530 states and 10004 transitions. [2019-11-06 23:14:50,291 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-06 23:14:50,291 INFO L276 IsEmpty]: Start isEmpty. Operand 7530 states and 10004 transitions. [2019-11-06 23:14:50,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-06 23:14:50,301 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:50,301 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 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] [2019-11-06 23:14:50,301 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:50,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:50,302 INFO L82 PathProgramCache]: Analyzing trace with hash -136702546, now seen corresponding path program 1 times [2019-11-06 23:14:50,302 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:50,302 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916254866] [2019-11-06 23:14:50,302 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:50,452 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-06 23:14:50,453 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916254866] [2019-11-06 23:14:50,453 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:50,453 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-06 23:14:50,453 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459418617] [2019-11-06 23:14:50,454 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-06 23:14:50,454 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:50,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-06 23:14:50,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-06 23:14:50,455 INFO L87 Difference]: Start difference. First operand 7530 states and 10004 transitions. Second operand 7 states. [2019-11-06 23:14:50,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:50,775 INFO L93 Difference]: Finished difference Result 11184 states and 14867 transitions. [2019-11-06 23:14:50,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 23:14:50,776 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 108 [2019-11-06 23:14:50,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:50,821 INFO L225 Difference]: With dead ends: 11184 [2019-11-06 23:14:50,821 INFO L226 Difference]: Without dead ends: 7532 [2019-11-06 23:14:50,836 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-06 23:14:50,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7532 states. [2019-11-06 23:14:51,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7532 to 7524. [2019-11-06 23:14:51,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7524 states. [2019-11-06 23:14:51,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7524 states to 7524 states and 9996 transitions. [2019-11-06 23:14:51,210 INFO L78 Accepts]: Start accepts. Automaton has 7524 states and 9996 transitions. Word has length 108 [2019-11-06 23:14:51,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:51,211 INFO L462 AbstractCegarLoop]: Abstraction has 7524 states and 9996 transitions. [2019-11-06 23:14:51,211 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-06 23:14:51,211 INFO L276 IsEmpty]: Start isEmpty. Operand 7524 states and 9996 transitions. [2019-11-06 23:14:51,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-06 23:14:51,220 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:14:51,220 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 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] [2019-11-06 23:14:51,221 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:14:51,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:14:51,221 INFO L82 PathProgramCache]: Analyzing trace with hash -900641247, now seen corresponding path program 1 times [2019-11-06 23:14:51,221 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:14:51,221 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683606791] [2019-11-06 23:14:51,222 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:14:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:14:51,475 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-06 23:14:51,475 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683606791] [2019-11-06 23:14:51,476 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:14:51,476 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-06 23:14:51,476 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677180589] [2019-11-06 23:14:51,477 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-06 23:14:51,477 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:14:51,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-06 23:14:51,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-06 23:14:51,478 INFO L87 Difference]: Start difference. First operand 7524 states and 9996 transitions. Second operand 7 states. [2019-11-06 23:14:51,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:14:51,685 INFO L93 Difference]: Finished difference Result 7622 states and 10096 transitions. [2019-11-06 23:14:51,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 23:14:51,686 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 110 [2019-11-06 23:14:51,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:14:51,687 INFO L225 Difference]: With dead ends: 7622 [2019-11-06 23:14:51,687 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 23:14:51,716 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-06 23:14:51,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 23:14:51,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 23:14:51,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 23:14:51,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 23:14:51,719 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 110 [2019-11-06 23:14:51,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:14:51,720 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 23:14:51,720 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-06 23:14:51,720 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 23:14:51,720 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 23:14:51,726 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.