/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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 00:17:02,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 00:17:02,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 00:17:02,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 00:17:02,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 00:17:02,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 00:17:02,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 00:17:02,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 00:17:02,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 00:17:02,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 00:17:02,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 00:17:02,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 00:17:02,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 00:17:02,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 00:17:02,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 00:17:02,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 00:17:02,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 00:17:02,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 00:17:02,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 00:17:02,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 00:17:02,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 00:17:02,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 00:17:02,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 00:17:02,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 00:17:02,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 00:17:02,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 00:17:02,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 00:17:02,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 00:17:02,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 00:17:02,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 00:17:02,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 00:17:02,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 00:17:02,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 00:17:02,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 00:17:02,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 00:17:02,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 00:17:02,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 00:17:02,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 00:17:02,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 00:17:02,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 00:17:02,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 00:17:02,473 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 [2019-11-07 00:17:02,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 00:17:02,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 00:17:02,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 00:17:02,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 00:17:02,504 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 00:17:02,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 00:17:02,504 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 00:17:02,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 00:17:02,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 00:17:02,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 00:17:02,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 00:17:02,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 00:17:02,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 00:17:02,507 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 00:17:02,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 00:17:02,508 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 00:17:02,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 00:17:02,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 00:17:02,508 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 00:17:02,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 00:17:02,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 00:17:02,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:17:02,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 00:17:02,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 00:17:02,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 00:17:02,510 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 00:17:02,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 00:17:02,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 00:17:02,511 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 [2019-11-07 00:17:02,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 00:17:02,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 00:17:02,818 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 00:17:02,820 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 00:17:02,820 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 00:17:02,821 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2019-11-07 00:17:02,896 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/358b2cd59/ce62644e00fb432e90ac27e639be1aca/FLAG12b81bdb3 [2019-11-07 00:17:03,690 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 00:17:03,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2019-11-07 00:17:03,727 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/358b2cd59/ce62644e00fb432e90ac27e639be1aca/FLAG12b81bdb3 [2019-11-07 00:17:04,190 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/358b2cd59/ce62644e00fb432e90ac27e639be1aca [2019-11-07 00:17:04,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 00:17:04,203 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 00:17:04,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 00:17:04,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 00:17:04,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 00:17:04,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:17:04" (1/1) ... [2019-11-07 00:17:04,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f28c0fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:17:04, skipping insertion in model container [2019-11-07 00:17:04,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:17:04" (1/1) ... [2019-11-07 00:17:04,222 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 00:17:04,353 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 00:17:06,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:17:06,203 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 00:17:06,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:17:06,836 INFO L192 MainTranslator]: Completed translation [2019-11-07 00:17:06,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:17:06 WrapperNode [2019-11-07 00:17:06,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 00:17:06,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 00:17:06,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 00:17:06,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 00:17:06,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:17:06" (1/1) ... [2019-11-07 00:17:06,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:17:06" (1/1) ... [2019-11-07 00:17:06,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:17:06" (1/1) ... [2019-11-07 00:17:06,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:17:06" (1/1) ... [2019-11-07 00:17:07,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:17:06" (1/1) ... [2019-11-07 00:17:07,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:17:06" (1/1) ... [2019-11-07 00:17:07,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:17:06" (1/1) ... [2019-11-07 00:17:07,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 00:17:07,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 00:17:07,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 00:17:07,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 00:17:07,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:17:06" (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 [2019-11-07 00:17:07,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 00:17:07,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 00:17:07,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2019-11-07 00:17:07,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-11-07 00:17:07,411 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2019-11-07 00:17:07,413 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-11-07 00:17:07,413 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2019-11-07 00:17:07,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-07 00:17:07,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-07 00:17:07,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-11-07 00:17:07,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-11-07 00:17:07,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-07 00:17:07,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-07 00:17:07,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-07 00:17:07,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-07 00:17:07,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-07 00:17:07,421 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-11-07 00:17:07,421 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-11-07 00:17:07,422 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2019-11-07 00:17:07,422 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2019-11-07 00:17:07,422 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-11-07 00:17:07,422 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-11-07 00:17:07,422 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-11-07 00:17:07,423 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-11-07 00:17:07,423 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_wait [2019-11-07 00:17:07,423 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_ready [2019-11-07 00:17:07,423 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_send_address [2019-11-07 00:17:07,423 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_read [2019-11-07 00:17:07,423 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_write [2019-11-07 00:17:07,423 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_detect_bank1_sensor_type [2019-11-07 00:17:07,424 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_detect_no_bank2_sensors [2019-11-07 00:17:07,424 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_detect_no_pwms [2019-11-07 00:17:07,424 INFO L138 BoogieDeclarations]: Found implementation of procedure show_bank1_value [2019-11-07 00:17:07,424 INFO L138 BoogieDeclarations]: Found implementation of procedure show_bank1_setting [2019-11-07 00:17:07,424 INFO L138 BoogieDeclarations]: Found implementation of procedure show_bank2_value [2019-11-07 00:17:07,424 INFO L138 BoogieDeclarations]: Found implementation of procedure show_bank2_setting [2019-11-07 00:17:07,424 INFO L138 BoogieDeclarations]: Found implementation of procedure store_bank1_setting [2019-11-07 00:17:07,424 INFO L138 BoogieDeclarations]: Found implementation of procedure store_bank2_setting [2019-11-07 00:17:07,425 INFO L138 BoogieDeclarations]: Found implementation of procedure show_bank1_alarm [2019-11-07 00:17:07,425 INFO L138 BoogieDeclarations]: Found implementation of procedure show_bank2_alarm [2019-11-07 00:17:07,425 INFO L138 BoogieDeclarations]: Found implementation of procedure show_bank1_mask [2019-11-07 00:17:07,425 INFO L138 BoogieDeclarations]: Found implementation of procedure show_bank2_mask [2019-11-07 00:17:07,425 INFO L138 BoogieDeclarations]: Found implementation of procedure store_bank1_mask [2019-11-07 00:17:07,426 INFO L138 BoogieDeclarations]: Found implementation of procedure store_bank2_mask [2019-11-07 00:17:07,426 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pwm_setting [2019-11-07 00:17:07,426 INFO L138 BoogieDeclarations]: Found implementation of procedure store_pwm_setting [2019-11-07 00:17:07,426 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pwm_sensor [2019-11-07 00:17:07,427 INFO L138 BoogieDeclarations]: Found implementation of procedure store_pwm_sensor [2019-11-07 00:17:07,427 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pwm_enable [2019-11-07 00:17:07,427 INFO L138 BoogieDeclarations]: Found implementation of procedure store_pwm_enable [2019-11-07 00:17:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure show_name [2019-11-07 00:17:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_probe [2019-11-07 00:17:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_remove [2019-11-07 00:17:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_update_device [2019-11-07 00:17:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_suspend [2019-11-07 00:17:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_resume [2019-11-07 00:17:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_detect [2019-11-07 00:17:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_init [2019-11-07 00:17:07,429 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_exit [2019-11-07 00:17:07,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_1 [2019-11-07 00:17:07,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_pm_ops_2 [2019-11-07 00:17:07,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_1 [2019-11-07 00:17:07,429 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 00:17:07,430 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-11-07 00:17:07,430 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-11-07 00:17:07,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-11-07 00:17:07,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-11-07 00:17:07,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-11-07 00:17:07,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2019-11-07 00:17:07,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-11-07 00:17:07,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-11-07 00:17:07,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-11-07 00:17:07,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-11-07 00:17:07,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-11-07 00:17:07,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-11-07 00:17:07,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-11-07 00:17:07,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-11-07 00:17:07,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-11-07 00:17:07,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2019-11-07 00:17:07,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-11-07 00:17:07,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-11-07 00:17:07,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-11-07 00:17:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2019-11-07 00:17:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-11-07 00:17:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_24 [2019-11-07 00:17:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2019-11-07 00:17:07,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_26 [2019-11-07 00:17:07,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2019-11-07 00:17:07,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_28 [2019-11-07 00:17:07,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_29 [2019-11-07 00:17:07,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_30 [2019-11-07 00:17:07,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-07 00:17:07,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-11-07 00:17:07,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-11-07 00:17:07,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-11-07 00:17:07,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-11-07 00:17:07,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-11-07 00:17:07,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-11-07 00:17:07,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-11-07 00:17:07,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-11-07 00:17:07,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-11-07 00:17:07,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-11-07 00:17:07,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-11-07 00:17:07,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-11-07 00:17:07,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-11-07 00:17:07,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-11-07 00:17:07,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-11-07 00:17:07,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-11-07 00:17:07,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-11-07 00:17:07,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-11-07 00:17:07,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-11-07 00:17:07,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-11-07 00:17:07,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-11-07 00:17:07,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-11-07 00:17:07,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-11-07 00:17:07,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-11-07 00:17:07,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-11-07 00:17:07,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-11-07 00:17:07,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-11-07 00:17:07,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_update_lock_of_abituguru_data [2019-11-07 00:17:07,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_update_lock_of_abituguru_data [2019-11-07 00:17:07,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2019-11-07 00:17:07,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_update_lock_of_abituguru_data [2019-11-07 00:17:07,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_abituguru_data [2019-11-07 00:17:07,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_update_lock_of_abituguru_data [2019-11-07 00:17:07,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2019-11-07 00:17:07,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_update_lock_of_abituguru_data [2019-11-07 00:17:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_update_lock_of_abituguru_data [2019-11-07 00:17:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_update_lock_of_abituguru_data [2019-11-07 00:17:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_update_lock_of_abituguru_data [2019-11-07 00:17:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-07 00:17:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-11-07 00:17:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-11-07 00:17:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2019-11-07 00:17:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-11-07 00:17:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-11-07 00:17:07,445 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2019-11-07 00:17:07,448 INFO L138 BoogieDeclarations]: Found implementation of procedure dmi_get_system_info [2019-11-07 00:17:07,448 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2019-11-07 00:17:07,448 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2019-11-07 00:17:07,449 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2019-11-07 00:17:07,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_complete_2 [2019-11-07 00:17:07,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_late_2 [2019-11-07 00:17:07,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_noirq_2 [2019-11-07 00:17:07,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-07 00:17:07,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_late_2 [2019-11-07 00:17:07,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_noirq_2 [2019-11-07 00:17:07,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_prepare_2 [2019-11-07 00:17:07,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_early_2 [2019-11-07 00:17:07,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_noirq_2 [2019-11-07 00:17:07,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_2 [2019-11-07 00:17:07,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_noirq_2 [2019-11-07 00:17:07,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_2 [2019-11-07 00:17:07,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_noirq_2 [2019-11-07 00:17:07,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_early_2 [2019-11-07 00:17:07,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_noirq_2 [2019-11-07 00:17:07,459 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-11-07 00:17:07,459 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-11-07 00:17:07,459 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-11-07 00:17:07,459 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-07 00:17:07,459 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2019-11-07 00:17:07,459 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add_resources [2019-11-07 00:17:07,459 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2019-11-07 00:17:07,459 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_put [2019-11-07 00:17:07,459 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2019-11-07 00:17:07,460 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-11-07 00:17:07,460 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-11-07 00:17:07,460 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-07 00:17:07,460 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-11-07 00:17:07,460 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-07 00:17:07,460 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-07 00:17:07,460 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-07 00:17:07,461 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-07 00:17:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 00:17:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 00:17:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-07 00:17:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-07 00:17:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-11-07 00:17:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2019-11-07 00:17:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2019-11-07 00:17:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-11-07 00:17:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-11-07 00:17:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-11-07 00:17:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-11-07 00:17:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-11-07 00:17:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-11-07 00:17:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-07 00:17:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-11-07 00:17:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2019-11-07 00:17:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2019-11-07 00:17:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 00:17:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-11-07 00:17:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-11-07 00:17:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-11-07 00:17:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-11-07 00:17:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-11-07 00:17:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2019-11-07 00:17:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-07 00:17:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-11-07 00:17:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-11-07 00:17:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-11-07 00:17:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-11-07 00:17:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-11-07 00:17:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-11-07 00:17:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-11-07 00:17:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-11-07 00:17:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-11-07 00:17:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2019-11-07 00:17:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2019-11-07 00:17:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 00:17:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-07 00:17:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 00:17:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-07 00:17:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 00:17:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 00:17:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-07 00:17:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 00:17:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-07 00:17:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-07 00:17:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-11-07 00:17:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-11-07 00:17:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-07 00:17:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-07 00:17:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-07 00:17:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-07 00:17:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-07 00:17:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-11-07 00:17:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-11-07 00:17:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-11-07 00:17:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-11-07 00:17:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-11-07 00:17:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-11-07 00:17:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-11-07 00:17:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2019-11-07 00:17:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-11-07 00:17:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2019-11-07 00:17:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_24 [2019-11-07 00:17:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_26 [2019-11-07 00:17:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-11-07 00:17:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-11-07 00:17:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-11-07 00:17:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-11-07 00:17:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-11-07 00:17:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2019-11-07 00:17:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2019-11-07 00:17:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-11-07 00:17:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-11-07 00:17:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2019-11-07 00:17:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-11-07 00:17:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_1 [2019-11-07 00:17:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_pm_ops_2 [2019-11-07 00:17:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_1 [2019-11-07 00:17:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-11-07 00:17:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-11-07 00:17:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-11-07 00:17:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2019-11-07 00:17:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2019-11-07 00:17:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-11-07 00:17:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-11-07 00:17:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 00:17:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2019-11-07 00:17:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-11-07 00:17:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2019-11-07 00:17:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add_resources [2019-11-07 00:17:07,476 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2019-11-07 00:17:07,476 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_put [2019-11-07 00:17:07,476 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2019-11-07 00:17:07,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_28 [2019-11-07 00:17:07,476 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-11-07 00:17:07,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_29 [2019-11-07 00:17:07,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_30 [2019-11-07 00:17:07,477 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-11-07 00:17:07,479 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-11-07 00:17:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2019-11-07 00:17:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2019-11-07 00:17:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure dmi_get_system_info [2019-11-07 00:17:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_wait [2019-11-07 00:17:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 00:17:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_ready [2019-11-07 00:17:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 00:17:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 00:17:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_send_address [2019-11-07 00:17:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_read [2019-11-07 00:17:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_write [2019-11-07 00:17:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_detect_bank1_sensor_type [2019-11-07 00:17:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_detect_no_bank2_sensors [2019-11-07 00:17:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_detect_no_pwms [2019-11-07 00:17:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_update_device [2019-11-07 00:17:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure show_bank1_value [2019-11-07 00:17:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure show_bank1_setting [2019-11-07 00:17:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure show_bank2_value [2019-11-07 00:17:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure show_bank2_setting [2019-11-07 00:17:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure store_bank1_setting [2019-11-07 00:17:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure store_bank2_setting [2019-11-07 00:17:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure show_bank1_alarm [2019-11-07 00:17:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure show_bank2_alarm [2019-11-07 00:17:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure show_bank1_mask [2019-11-07 00:17:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure show_bank2_mask [2019-11-07 00:17:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure store_bank1_mask [2019-11-07 00:17:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure store_bank2_mask [2019-11-07 00:17:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure show_pwm_setting [2019-11-07 00:17:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure store_pwm_setting [2019-11-07 00:17:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure show_pwm_sensor [2019-11-07 00:17:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure store_pwm_sensor [2019-11-07 00:17:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure show_pwm_enable [2019-11-07 00:17:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure store_pwm_enable [2019-11-07 00:17:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure show_name [2019-11-07 00:17:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_probe [2019-11-07 00:17:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_remove [2019-11-07 00:17:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_suspend [2019-11-07 00:17:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_resume [2019-11-07 00:17:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_detect [2019-11-07 00:17:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_init [2019-11-07 00:17:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_exit [2019-11-07 00:17:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_2 [2019-11-07 00:17:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_noirq_2 [2019-11-07 00:17:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_late_2 [2019-11-07 00:17:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_complete_2 [2019-11-07 00:17:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-07 00:17:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_early_2 [2019-11-07 00:17:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_noirq_2 [2019-11-07 00:17:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_noirq_2 [2019-11-07 00:17:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_2 [2019-11-07 00:17:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_prepare_2 [2019-11-07 00:17:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-07 00:17:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_early_2 [2019-11-07 00:17:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_noirq_2 [2019-11-07 00:17:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_late_2 [2019-11-07 00:17:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_noirq_2 [2019-11-07 00:17:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_noirq_2 [2019-11-07 00:17:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-11-07 00:17:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 00:17:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-07 00:17:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-11-07 00:17:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-11-07 00:17:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-11-07 00:17:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-11-07 00:17:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-11-07 00:17:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-11-07 00:17:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-11-07 00:17:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-11-07 00:17:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-11-07 00:17:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-11-07 00:17:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-11-07 00:17:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-11-07 00:17:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-11-07 00:17:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-11-07 00:17:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-11-07 00:17:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-11-07 00:17:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-11-07 00:17:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-11-07 00:17:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-11-07 00:17:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-11-07 00:17:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_update_lock_of_abituguru_data [2019-11-07 00:17:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_update_lock_of_abituguru_data [2019-11-07 00:17:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_update_lock_of_abituguru_data [2019-11-07 00:17:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_abituguru_data [2019-11-07 00:17:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_update_lock_of_abituguru_data [2019-11-07 00:17:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_update_lock_of_abituguru_data [2019-11-07 00:17:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_update_lock_of_abituguru_data [2019-11-07 00:17:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_update_lock_of_abituguru_data [2019-11-07 00:17:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_update_lock_of_abituguru_data [2019-11-07 00:17:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-07 00:17:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-07 00:17:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 00:17:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-07 00:17:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 00:17:07,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 00:17:07,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-07 00:17:07,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 00:17:08,461 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-07 00:17:29,083 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 00:17:29,083 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 00:17:29,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:17:29 BoogieIcfgContainer [2019-11-07 00:17:29,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 00:17:29,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 00:17:29,087 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 00:17:29,090 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 00:17:29,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:17:04" (1/3) ... [2019-11-07 00:17:29,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64c877b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:17:29, skipping insertion in model container [2019-11-07 00:17:29,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:17:06" (2/3) ... [2019-11-07 00:17:29,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64c877b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:17:29, skipping insertion in model container [2019-11-07 00:17:29,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:17:29" (3/3) ... [2019-11-07 00:17:29,094 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2019-11-07 00:17:29,104 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 00:17:29,117 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 00:17:29,129 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 00:17:29,166 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 00:17:29,166 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 00:17:29,166 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 00:17:29,166 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 00:17:29,166 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 00:17:29,166 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 00:17:29,166 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 00:17:29,167 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 00:17:29,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states. [2019-11-07 00:17:29,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-07 00:17:29,229 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:17:29,230 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] [2019-11-07 00:17:29,232 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:17:29,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:17:29,236 INFO L82 PathProgramCache]: Analyzing trace with hash 646228273, now seen corresponding path program 1 times [2019-11-07 00:17:29,244 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:17:29,245 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009266336] [2019-11-07 00:17:29,245 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:17:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:17:30,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:17:30,349 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009266336] [2019-11-07 00:17:30,350 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:17:30,350 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:17:30,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786185101] [2019-11-07 00:17:30,356 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:17:30,358 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:17:30,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:17:30,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:17:30,376 INFO L87 Difference]: Start difference. First operand 1401 states. Second operand 3 states. [2019-11-07 00:17:31,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:17:31,773 INFO L93 Difference]: Finished difference Result 2556 states and 3622 transitions. [2019-11-07 00:17:31,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:17:31,775 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2019-11-07 00:17:31,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:17:31,809 INFO L225 Difference]: With dead ends: 2556 [2019-11-07 00:17:31,809 INFO L226 Difference]: Without dead ends: 1618 [2019-11-07 00:17:31,822 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 [2019-11-07 00:17:31,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1618 states. [2019-11-07 00:17:31,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1618 to 1608. [2019-11-07 00:17:31,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1608 states. [2019-11-07 00:17:32,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1608 states and 2268 transitions. [2019-11-07 00:17:32,011 INFO L78 Accepts]: Start accepts. Automaton has 1608 states and 2268 transitions. Word has length 35 [2019-11-07 00:17:32,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:17:32,012 INFO L462 AbstractCegarLoop]: Abstraction has 1608 states and 2268 transitions. [2019-11-07 00:17:32,012 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:17:32,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 2268 transitions. [2019-11-07 00:17:32,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-07 00:17:32,015 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:17:32,015 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] [2019-11-07 00:17:32,016 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:17:32,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:17:32,016 INFO L82 PathProgramCache]: Analyzing trace with hash -1976498797, now seen corresponding path program 1 times [2019-11-07 00:17:32,016 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:17:32,017 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953727278] [2019-11-07 00:17:32,017 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:17:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:17:32,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:17:32,514 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953727278] [2019-11-07 00:17:32,514 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:17:32,514 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:17:32,515 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405674293] [2019-11-07 00:17:32,516 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:17:32,516 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:17:32,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:17:32,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:17:32,517 INFO L87 Difference]: Start difference. First operand 1608 states and 2268 transitions. Second operand 3 states. [2019-11-07 00:17:35,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:17:35,719 INFO L93 Difference]: Finished difference Result 4592 states and 6526 transitions. [2019-11-07 00:17:35,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:17:35,720 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2019-11-07 00:17:35,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:17:35,743 INFO L225 Difference]: With dead ends: 4592 [2019-11-07 00:17:35,743 INFO L226 Difference]: Without dead ends: 2994 [2019-11-07 00:17:35,753 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 [2019-11-07 00:17:35,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2994 states. [2019-11-07 00:17:35,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2994 to 2974. [2019-11-07 00:17:35,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2974 states. [2019-11-07 00:17:35,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2974 states and 4243 transitions. [2019-11-07 00:17:35,897 INFO L78 Accepts]: Start accepts. Automaton has 2974 states and 4243 transitions. Word has length 37 [2019-11-07 00:17:35,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:17:35,898 INFO L462 AbstractCegarLoop]: Abstraction has 2974 states and 4243 transitions. [2019-11-07 00:17:35,898 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:17:35,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 4243 transitions. [2019-11-07 00:17:35,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-07 00:17:35,904 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:17:35,905 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] [2019-11-07 00:17:35,905 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:17:35,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:17:35,906 INFO L82 PathProgramCache]: Analyzing trace with hash -430514139, now seen corresponding path program 1 times [2019-11-07 00:17:35,906 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:17:35,906 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031891196] [2019-11-07 00:17:35,906 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:17:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:17:36,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:17:36,373 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031891196] [2019-11-07 00:17:36,373 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:17:36,373 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:17:36,373 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996149684] [2019-11-07 00:17:36,373 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:17:36,374 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:17:36,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:17:36,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:17:36,374 INFO L87 Difference]: Start difference. First operand 2974 states and 4243 transitions. Second operand 3 states. [2019-11-07 00:17:36,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:17:36,460 INFO L93 Difference]: Finished difference Result 2976 states and 4244 transitions. [2019-11-07 00:17:36,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:17:36,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-11-07 00:17:36,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:17:36,478 INFO L225 Difference]: With dead ends: 2976 [2019-11-07 00:17:36,478 INFO L226 Difference]: Without dead ends: 2973 [2019-11-07 00:17:36,481 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 [2019-11-07 00:17:36,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2973 states. [2019-11-07 00:17:36,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2973 to 2973. [2019-11-07 00:17:36,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2973 states. [2019-11-07 00:17:36,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 2973 states and 4241 transitions. [2019-11-07 00:17:36,630 INFO L78 Accepts]: Start accepts. Automaton has 2973 states and 4241 transitions. Word has length 39 [2019-11-07 00:17:36,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:17:36,631 INFO L462 AbstractCegarLoop]: Abstraction has 2973 states and 4241 transitions. [2019-11-07 00:17:36,631 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:17:36,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2973 states and 4241 transitions. [2019-11-07 00:17:36,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-07 00:17:36,634 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:17:36,634 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] [2019-11-07 00:17:36,634 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:17:36,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:17:36,635 INFO L82 PathProgramCache]: Analyzing trace with hash -461515774, now seen corresponding path program 1 times [2019-11-07 00:17:36,635 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:17:36,635 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243553263] [2019-11-07 00:17:36,636 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:17:36,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:17:37,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:17:37,034 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243553263] [2019-11-07 00:17:37,035 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:17:37,035 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:17:37,035 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628290489] [2019-11-07 00:17:37,035 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:17:37,038 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:17:37,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:17:37,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:17:37,039 INFO L87 Difference]: Start difference. First operand 2973 states and 4241 transitions. Second operand 3 states. [2019-11-07 00:17:37,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:17:37,125 INFO L93 Difference]: Finished difference Result 2975 states and 4242 transitions. [2019-11-07 00:17:37,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:17:37,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2019-11-07 00:17:37,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:17:37,147 INFO L225 Difference]: With dead ends: 2975 [2019-11-07 00:17:37,147 INFO L226 Difference]: Without dead ends: 2972 [2019-11-07 00:17:37,150 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 [2019-11-07 00:17:37,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2972 states. [2019-11-07 00:17:37,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2972 to 2972. [2019-11-07 00:17:37,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2972 states. [2019-11-07 00:17:37,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2972 states and 4239 transitions. [2019-11-07 00:17:37,304 INFO L78 Accepts]: Start accepts. Automaton has 2972 states and 4239 transitions. Word has length 40 [2019-11-07 00:17:37,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:17:37,306 INFO L462 AbstractCegarLoop]: Abstraction has 2972 states and 4239 transitions. [2019-11-07 00:17:37,306 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:17:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 4239 transitions. [2019-11-07 00:17:37,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-07 00:17:37,308 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:17:37,308 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] [2019-11-07 00:17:37,308 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:17:37,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:17:37,309 INFO L82 PathProgramCache]: Analyzing trace with hash -1422561592, now seen corresponding path program 1 times [2019-11-07 00:17:37,309 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:17:37,309 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225160035] [2019-11-07 00:17:37,309 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:17:37,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:17:37,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:17:37,863 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225160035] [2019-11-07 00:17:37,863 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:17:37,863 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:17:37,865 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189778595] [2019-11-07 00:17:37,865 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:17:37,865 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:17:37,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:17:37,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:17:37,867 INFO L87 Difference]: Start difference. First operand 2972 states and 4239 transitions. Second operand 3 states. [2019-11-07 00:17:38,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:17:38,895 INFO L93 Difference]: Finished difference Result 8822 states and 12623 transitions. [2019-11-07 00:17:38,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:17:38,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2019-11-07 00:17:38,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:17:38,931 INFO L225 Difference]: With dead ends: 8822 [2019-11-07 00:17:38,932 INFO L226 Difference]: Without dead ends: 5839 [2019-11-07 00:17:38,945 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:17:38,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5839 states. [2019-11-07 00:17:39,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5839 to 5829. [2019-11-07 00:17:39,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5829 states. [2019-11-07 00:17:39,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5829 states to 5829 states and 8345 transitions. [2019-11-07 00:17:39,211 INFO L78 Accepts]: Start accepts. Automaton has 5829 states and 8345 transitions. Word has length 41 [2019-11-07 00:17:39,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:17:39,212 INFO L462 AbstractCegarLoop]: Abstraction has 5829 states and 8345 transitions. [2019-11-07 00:17:39,212 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:17:39,212 INFO L276 IsEmpty]: Start isEmpty. Operand 5829 states and 8345 transitions. [2019-11-07 00:17:39,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-07 00:17:39,216 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:17:39,216 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:17:39,216 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:17:39,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:17:39,217 INFO L82 PathProgramCache]: Analyzing trace with hash -344533075, now seen corresponding path program 1 times [2019-11-07 00:17:39,217 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:17:39,217 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527704550] [2019-11-07 00:17:39,217 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:17:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:17:39,547 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:17:39,548 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527704550] [2019-11-07 00:17:39,548 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:17:39,548 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:17:39,549 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61035797] [2019-11-07 00:17:39,549 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:17:39,549 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:17:39,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:17:39,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:17:39,550 INFO L87 Difference]: Start difference. First operand 5829 states and 8345 transitions. Second operand 3 states.