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--hwmon--amc6821.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 00:19:16,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 00:19:16,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 00:19:16,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 00:19:16,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 00:19:16,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 00:19:16,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 00:19:16,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 00:19:16,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 00:19:16,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 00:19:16,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 00:19:16,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 00:19:16,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 00:19:16,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 00:19:16,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 00:19:16,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 00:19:16,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 00:19:16,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 00:19:16,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 00:19:16,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 00:19:16,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 00:19:16,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 00:19:16,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 00:19:16,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 00:19:16,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 00:19:16,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 00:19:16,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 00:19:16,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 00:19:16,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 00:19:16,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 00:19:16,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 00:19:16,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 00:19:16,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 00:19:16,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 00:19:16,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 00:19:16,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 00:19:16,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 00:19:16,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 00:19:16,292 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 00:19:16,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 00:19:16,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 00:19:16,297 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 00:19:16,328 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 00:19:16,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 00:19:16,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 00:19:16,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 00:19:16,338 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 00:19:16,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 00:19:16,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 00:19:16,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 00:19:16,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 00:19:16,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 00:19:16,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 00:19:16,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 00:19:16,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 00:19:16,343 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 00:19:16,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 00:19:16,344 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 00:19:16,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 00:19:16,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 00:19:16,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 00:19:16,345 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 00:19:16,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 00:19:16,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:19:16,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 00:19:16,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 00:19:16,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 00:19:16,347 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 00:19:16,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 00:19:16,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 00:19:16,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 00:19:16,687 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 00:19:16,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 00:19:16,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 00:19:16,720 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 00:19:16,721 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 00:19:16,722 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2019-10-15 00:19:16,793 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4728e8f/00e89bdc4ded4bb0bffcad7783535f68/FLAGc2fda5534 [2019-10-15 00:19:17,630 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 00:19:17,631 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2019-10-15 00:19:17,678 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4728e8f/00e89bdc4ded4bb0bffcad7783535f68/FLAGc2fda5534 [2019-10-15 00:19:18,104 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4728e8f/00e89bdc4ded4bb0bffcad7783535f68 [2019-10-15 00:19:18,115 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 00:19:18,117 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 00:19:18,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 00:19:18,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 00:19:18,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 00:19:18,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:19:18" (1/1) ... [2019-10-15 00:19:18,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ffddeaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:18, skipping insertion in model container [2019-10-15 00:19:18,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:19:18" (1/1) ... [2019-10-15 00:19:18,138 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 00:19:18,252 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 00:19:19,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:19:19,724 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 00:19:19,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:19:20,184 INFO L192 MainTranslator]: Completed translation [2019-10-15 00:19:20,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:20 WrapperNode [2019-10-15 00:19:20,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 00:19:20,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 00:19:20,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 00:19:20,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 00:19:20,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:20" (1/1) ... [2019-10-15 00:19:20,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:20" (1/1) ... [2019-10-15 00:19:20,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:20" (1/1) ... [2019-10-15 00:19:20,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:20" (1/1) ... [2019-10-15 00:19:20,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:20" (1/1) ... [2019-10-15 00:19:20,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:20" (1/1) ... [2019-10-15 00:19:20,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:20" (1/1) ... [2019-10-15 00:19:20,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 00:19:20,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 00:19:20,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 00:19:20,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 00:19:20,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:19:20,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 00:19:20,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 00:19:20,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2019-10-15 00:19:20,546 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2019-10-15 00:19:20,546 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-15 00:19:20,547 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-15 00:19:20,547 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2019-10-15 00:19:20,547 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_clientdata [2019-10-15 00:19:20,547 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_functionality [2019-10-15 00:19:20,547 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_check_functionality [2019-10-15 00:19:20,548 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2019-10-15 00:19:20,548 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp [2019-10-15 00:19:20,548 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp [2019-10-15 00:19:20,548 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp_alarm [2019-10-15 00:19:20,548 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp2_fault [2019-10-15 00:19:20,549 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1 [2019-10-15 00:19:20,549 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1 [2019-10-15 00:19:20,549 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_enable [2019-10-15 00:19:20,549 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1_enable [2019-10-15 00:19:20,550 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_auto_channels_temp [2019-10-15 00:19:20,550 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp_auto_point_temp [2019-10-15 00:19:20,550 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_auto_point_pwm [2019-10-15 00:19:20,550 INFO L138 BoogieDeclarations]: Found implementation of procedure set_slope_register [2019-10-15 00:19:20,550 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_auto_point_temp [2019-10-15 00:19:20,550 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1_auto_point_pwm [2019-10-15 00:19:20,551 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan [2019-10-15 00:19:20,551 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan1_fault [2019-10-15 00:19:20,551 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan [2019-10-15 00:19:20,551 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan1_div [2019-10-15 00:19:20,551 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan1_div [2019-10-15 00:19:20,551 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_detect [2019-10-15 00:19:20,552 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_probe [2019-10-15 00:19:20,552 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_remove [2019-10-15 00:19:20,552 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_init_client [2019-10-15 00:19:20,552 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_update_device [2019-10-15 00:19:20,552 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_driver_init [2019-10-15 00:19:20,552 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_driver_exit [2019-10-15 00:19:20,553 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 00:19:20,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-10-15 00:19:20,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-10-15 00:19:20,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-10-15 00:19:20,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-10-15 00:19:20,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-10-15 00:19:20,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-10-15 00:19:20,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-10-15 00:19:20,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-10-15 00:19:20,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-15 00:19:20,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-10-15 00:19:20,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-10-15 00:19:20,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-10-15 00:19:20,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-10-15 00:19:20,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-10-15 00:19:20,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-15 00:19:20,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-10-15 00:19:20,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-10-15 00:19:20,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2019-10-15 00:19:20,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-10-15 00:19:20,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-10-15 00:19:20,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-10-15 00:19:20,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2019-10-15 00:19:20,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-10-15 00:19:20,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 00:19:20,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 00:19:20,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-15 00:19:20,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-15 00:19:20,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-15 00:19:20,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-15 00:19:20,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-15 00:19:20,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-15 00:19:20,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-15 00:19:20,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-15 00:19:20,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-15 00:19:20,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-15 00:19:20,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-15 00:19:20,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-15 00:19:20,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-15 00:19:20,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-15 00:19:20,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-15 00:19:20,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_update_lock_of_amc6821_data [2019-10-15 00:19:20,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_update_lock_of_amc6821_data [2019-10-15 00:19:20,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_amc6821_data [2019-10-15 00:19:20,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_update_lock_of_amc6821_data [2019-10-15 00:19:20,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_amc6821_data [2019-10-15 00:19:20,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_update_lock_of_amc6821_data [2019-10-15 00:19:20,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_amc6821_data [2019-10-15 00:19:20,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 00:19:20,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 00:19:20,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-15 00:19:20,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-15 00:19:20,562 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-15 00:19:20,562 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-15 00:19:20,562 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 00:19:20,562 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 00:19:20,562 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2019-10-15 00:19:20,562 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2019-10-15 00:19:20,562 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2019-10-15 00:19:20,563 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2019-10-15 00:19:20,563 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2019-10-15 00:19:20,563 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2019-10-15 00:19:20,563 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2019-10-15 00:19:20,563 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoll [2019-10-15 00:19:20,563 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-15 00:19:20,563 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-15 00:19:20,564 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 00:19:20,564 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-15 00:19:20,564 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-10-15 00:19:20,564 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-10-15 00:19:20,564 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 00:19:20,564 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 00:19:20,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 00:19:20,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 00:19:20,565 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-15 00:19:20,565 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoll [2019-10-15 00:19:20,565 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2019-10-15 00:19:20,565 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-15 00:19:20,566 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-15 00:19:20,566 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-15 00:19:20,566 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-15 00:19:20,566 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-15 00:19:20,566 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-15 00:19:20,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-10-15 00:19:20,566 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 00:19:20,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-10-15 00:19:20,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-10-15 00:19:20,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-10-15 00:19:20,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-15 00:19:20,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-10-15 00:19:20,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-10-15 00:19:20,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-15 00:19:20,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-10-15 00:19:20,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-10-15 00:19:20,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-10-15 00:19:20,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-10-15 00:19:20,568 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-15 00:19:20,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-10-15 00:19:20,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-10-15 00:19:20,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-10-15 00:19:20,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-10-15 00:19:20,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-10-15 00:19:20,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-10-15 00:19:20,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-10-15 00:19:20,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-10-15 00:19:20,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2019-10-15 00:19:20,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-10-15 00:19:20,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2019-10-15 00:19:20,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-15 00:19:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-15 00:19:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-15 00:19:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-15 00:19:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-15 00:19:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_amc6821_data [2019-10-15 00:19:20,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_amc6821_data [2019-10-15 00:19:20,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 00:19:20,572 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-10-15 00:19:20,572 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-10-15 00:19:20,572 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2019-10-15 00:19:20,572 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 00:19:20,572 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 00:19:20,572 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-15 00:19:20,573 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-15 00:19:20,573 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2019-10-15 00:19:20,573 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2019-10-15 00:19:20,573 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2019-10-15 00:19:20,573 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_clientdata [2019-10-15 00:19:20,573 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2019-10-15 00:19:20,573 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2019-10-15 00:19:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_functionality [2019-10-15 00:19:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2019-10-15 00:19:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 00:19:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_check_functionality [2019-10-15 00:19:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2019-10-15 00:19:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2019-10-15 00:19:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2019-10-15 00:19:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_probe [2019-10-15 00:19:20,575 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_detect [2019-10-15 00:19:20,575 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_init_client [2019-10-15 00:19:20,575 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_remove [2019-10-15 00:19:20,575 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_update_device [2019-10-15 00:19:20,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 00:19:20,575 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp [2019-10-15 00:19:20,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 00:19:20,576 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp [2019-10-15 00:19:20,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 00:19:20,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 00:19:20,576 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp_alarm [2019-10-15 00:19:20,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 00:19:20,576 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp2_fault [2019-10-15 00:19:20,576 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1 [2019-10-15 00:19:20,577 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1 [2019-10-15 00:19:20,577 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_enable [2019-10-15 00:19:20,577 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1_enable [2019-10-15 00:19:20,577 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_auto_channels_temp [2019-10-15 00:19:20,577 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp_auto_point_temp [2019-10-15 00:19:20,577 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_auto_point_pwm [2019-10-15 00:19:20,577 INFO L130 BoogieDeclarations]: Found specification of procedure set_slope_register [2019-10-15 00:19:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_auto_point_temp [2019-10-15 00:19:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1_auto_point_pwm [2019-10-15 00:19:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan [2019-10-15 00:19:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan1_fault [2019-10-15 00:19:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan [2019-10-15 00:19:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan1_div [2019-10-15 00:19:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan1_div [2019-10-15 00:19:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_driver_init [2019-10-15 00:19:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_driver_exit [2019-10-15 00:19:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 00:19:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 00:19:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 00:19:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 00:19:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-15 00:19:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-15 00:19:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-15 00:19:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-15 00:19:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-15 00:19:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-15 00:19:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-15 00:19:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-15 00:19:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-15 00:19:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-15 00:19:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-15 00:19:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_update_lock_of_amc6821_data [2019-10-15 00:19:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_update_lock_of_amc6821_data [2019-10-15 00:19:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_update_lock_of_amc6821_data [2019-10-15 00:19:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_amc6821_data [2019-10-15 00:19:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_update_lock_of_amc6821_data [2019-10-15 00:19:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 00:19:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 00:19:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 00:19:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 00:19:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 00:19:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 00:19:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 00:19:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 00:19:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 00:19:30,332 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 00:19:30,332 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 00:19:30,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:19:30 BoogieIcfgContainer [2019-10-15 00:19:30,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 00:19:30,339 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 00:19:30,339 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 00:19:30,342 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 00:19:30,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:19:18" (1/3) ... [2019-10-15 00:19:30,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47c0efa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:19:30, skipping insertion in model container [2019-10-15 00:19:30,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:20" (2/3) ... [2019-10-15 00:19:30,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47c0efa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:19:30, skipping insertion in model container [2019-10-15 00:19:30,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:19:30" (3/3) ... [2019-10-15 00:19:30,347 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2019-10-15 00:19:30,359 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 00:19:30,375 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 00:19:30,389 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 00:19:30,436 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 00:19:30,436 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 00:19:30,437 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 00:19:30,440 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 00:19:30,441 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 00:19:30,442 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 00:19:30,442 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 00:19:30,442 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 00:19:30,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states. [2019-10-15 00:19:30,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-15 00:19:30,520 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:30,521 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:30,525 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:30,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:30,532 INFO L82 PathProgramCache]: Analyzing trace with hash 391081922, now seen corresponding path program 1 times [2019-10-15 00:19:30,540 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:30,541 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683100894] [2019-10-15 00:19:30,541 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:30,541 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:30,541 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:31,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:19:31,744 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683100894] [2019-10-15 00:19:31,746 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:31,746 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:31,747 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181196332] [2019-10-15 00:19:31,752 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:31,754 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:31,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:31,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:31,774 INFO L87 Difference]: Start difference. First operand 1101 states. Second operand 3 states. [2019-10-15 00:19:32,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:32,456 INFO L93 Difference]: Finished difference Result 2956 states and 4500 transitions. [2019-10-15 00:19:32,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:32,458 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-15 00:19:32,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:32,503 INFO L225 Difference]: With dead ends: 2956 [2019-10-15 00:19:32,503 INFO L226 Difference]: Without dead ends: 1957 [2019-10-15 00:19:32,520 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:32,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1957 states. [2019-10-15 00:19:32,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1957 to 1936. [2019-10-15 00:19:32,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1936 states. [2019-10-15 00:19:32,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1936 states and 2823 transitions. [2019-10-15 00:19:32,722 INFO L78 Accepts]: Start accepts. Automaton has 1936 states and 2823 transitions. Word has length 46 [2019-10-15 00:19:32,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:32,723 INFO L462 AbstractCegarLoop]: Abstraction has 1936 states and 2823 transitions. [2019-10-15 00:19:32,723 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:32,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2823 transitions. [2019-10-15 00:19:32,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-15 00:19:32,727 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:32,727 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:32,728 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:32,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:32,728 INFO L82 PathProgramCache]: Analyzing trace with hash -919033063, now seen corresponding path program 1 times [2019-10-15 00:19:32,729 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:32,729 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626386434] [2019-10-15 00:19:32,729 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:32,729 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:32,730 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:32,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:33,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:19:33,088 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626386434] [2019-10-15 00:19:33,088 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:33,089 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:33,089 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227882259] [2019-10-15 00:19:33,091 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:33,091 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:33,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:33,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:33,092 INFO L87 Difference]: Start difference. First operand 1936 states and 2823 transitions. Second operand 3 states. [2019-10-15 00:19:33,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:33,627 INFO L93 Difference]: Finished difference Result 5762 states and 8413 transitions. [2019-10-15 00:19:33,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:33,627 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2019-10-15 00:19:33,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:33,656 INFO L225 Difference]: With dead ends: 5762 [2019-10-15 00:19:33,656 INFO L226 Difference]: Without dead ends: 3837 [2019-10-15 00:19:33,666 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:33,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3837 states. [2019-10-15 00:19:33,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3837 to 3816. [2019-10-15 00:19:33,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3816 states. [2019-10-15 00:19:33,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 3816 states and 5576 transitions. [2019-10-15 00:19:33,829 INFO L78 Accepts]: Start accepts. Automaton has 3816 states and 5576 transitions. Word has length 44 [2019-10-15 00:19:33,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:33,829 INFO L462 AbstractCegarLoop]: Abstraction has 3816 states and 5576 transitions. [2019-10-15 00:19:33,830 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:33,830 INFO L276 IsEmpty]: Start isEmpty. Operand 3816 states and 5576 transitions. [2019-10-15 00:19:33,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-15 00:19:33,833 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:33,833 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:33,834 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:33,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:33,834 INFO L82 PathProgramCache]: Analyzing trace with hash -2005325405, now seen corresponding path program 1 times [2019-10-15 00:19:33,835 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:33,835 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304252767] [2019-10-15 00:19:33,835 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:33,836 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:33,836 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:34,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:34,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:19:34,210 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304252767] [2019-10-15 00:19:34,210 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:34,210 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:34,211 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306825724] [2019-10-15 00:19:34,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:34,212 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:34,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:34,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:34,212 INFO L87 Difference]: Start difference. First operand 3816 states and 5576 transitions. Second operand 3 states. [2019-10-15 00:19:34,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:34,838 INFO L93 Difference]: Finished difference Result 11402 states and 16666 transitions. [2019-10-15 00:19:34,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:34,839 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2019-10-15 00:19:34,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:34,900 INFO L225 Difference]: With dead ends: 11402 [2019-10-15 00:19:34,900 INFO L226 Difference]: Without dead ends: 7597 [2019-10-15 00:19:34,926 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:34,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7597 states. [2019-10-15 00:19:35,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7597 to 7576. [2019-10-15 00:19:35,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7576 states. [2019-10-15 00:19:35,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7576 states to 7576 states and 11074 transitions. [2019-10-15 00:19:35,255 INFO L78 Accepts]: Start accepts. Automaton has 7576 states and 11074 transitions. Word has length 50 [2019-10-15 00:19:35,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:35,256 INFO L462 AbstractCegarLoop]: Abstraction has 7576 states and 11074 transitions. [2019-10-15 00:19:35,256 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:35,256 INFO L276 IsEmpty]: Start isEmpty. Operand 7576 states and 11074 transitions. [2019-10-15 00:19:35,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-15 00:19:35,259 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:35,259 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:35,259 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:35,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:35,259 INFO L82 PathProgramCache]: Analyzing trace with hash 528947018, now seen corresponding path program 1 times [2019-10-15 00:19:35,260 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:35,260 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590700902] [2019-10-15 00:19:35,260 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:35,260 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:35,260 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:35,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:35,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:19:35,544 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590700902] [2019-10-15 00:19:35,545 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:35,545 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:35,545 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971209488] [2019-10-15 00:19:35,546 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:35,546 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:35,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:35,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:35,547 INFO L87 Difference]: Start difference. First operand 7576 states and 11074 transitions. Second operand 3 states. [2019-10-15 00:19:36,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:36,286 INFO L93 Difference]: Finished difference Result 22658 states and 33120 transitions. [2019-10-15 00:19:36,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:36,286 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-15 00:19:36,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:36,403 INFO L225 Difference]: With dead ends: 22658 [2019-10-15 00:19:36,404 INFO L226 Difference]: Without dead ends: 15093 [2019-10-15 00:19:36,455 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:36,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15093 states. [2019-10-15 00:19:37,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15093 to 15072. [2019-10-15 00:19:37,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15072 states. [2019-10-15 00:19:37,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15072 states to 15072 states and 22026 transitions. [2019-10-15 00:19:37,963 INFO L78 Accepts]: Start accepts. Automaton has 15072 states and 22026 transitions. Word has length 47 [2019-10-15 00:19:37,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:37,965 INFO L462 AbstractCegarLoop]: Abstraction has 15072 states and 22026 transitions. [2019-10-15 00:19:37,965 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:37,966 INFO L276 IsEmpty]: Start isEmpty. Operand 15072 states and 22026 transitions. [2019-10-15 00:19:37,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-15 00:19:37,968 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:37,968 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:37,968 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:37,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:37,969 INFO L82 PathProgramCache]: Analyzing trace with hash 901184428, now seen corresponding path program 1 times [2019-10-15 00:19:37,970 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:37,970 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410977784] [2019-10-15 00:19:37,970 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:37,971 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:37,971 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:38,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:19:38,324 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410977784] [2019-10-15 00:19:38,324 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:38,324 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:38,325 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000046797] [2019-10-15 00:19:38,325 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:38,325 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:38,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:38,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:38,326 INFO L87 Difference]: Start difference. First operand 15072 states and 22026 transitions. Second operand 3 states. [2019-10-15 00:19:39,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:39,483 INFO L93 Difference]: Finished difference Result 45034 states and 65784 transitions. [2019-10-15 00:19:39,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:39,484 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-10-15 00:19:39,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:39,841 INFO L225 Difference]: With dead ends: 45034 [2019-10-15 00:19:39,841 INFO L226 Difference]: Without dead ends: 29973 [2019-10-15 00:19:39,906 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:39,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29973 states. [2019-10-15 00:19:40,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29973 to 29952. [2019-10-15 00:19:40,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29952 states. [2019-10-15 00:19:41,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29952 states to 29952 states and 43730 transitions. [2019-10-15 00:19:41,017 INFO L78 Accepts]: Start accepts. Automaton has 29952 states and 43730 transitions. Word has length 48 [2019-10-15 00:19:41,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:19:41,017 INFO L462 AbstractCegarLoop]: Abstraction has 29952 states and 43730 transitions. [2019-10-15 00:19:41,018 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:19:41,018 INFO L276 IsEmpty]: Start isEmpty. Operand 29952 states and 43730 transitions. [2019-10-15 00:19:41,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-15 00:19:41,020 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:19:41,021 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:19:41,021 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:19:41,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:19:41,022 INFO L82 PathProgramCache]: Analyzing trace with hash -1427926546, now seen corresponding path program 1 times [2019-10-15 00:19:41,022 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:19:41,022 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265998344] [2019-10-15 00:19:41,022 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:41,022 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:19:41,023 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:19:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:19:42,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:19:42,396 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265998344] [2019-10-15 00:19:42,397 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:19:42,397 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:19:42,397 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841909891] [2019-10-15 00:19:42,398 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:19:42,399 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:19:42,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:19:42,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:42,400 INFO L87 Difference]: Start difference. First operand 29952 states and 43730 transitions. Second operand 3 states. [2019-10-15 00:19:43,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:19:43,702 INFO L93 Difference]: Finished difference Result 89514 states and 130624 transitions. [2019-10-15 00:19:43,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:19:43,703 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2019-10-15 00:19:43,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:19:44,000 INFO L225 Difference]: With dead ends: 89514 [2019-10-15 00:19:44,000 INFO L226 Difference]: Without dead ends: 59573 [2019-10-15 00:19:44,106 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:19:44,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59573 states.