/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 02:44:42,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 02:44:42,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 02:44:42,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 02:44:42,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 02:44:42,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 02:44:42,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 02:44:42,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 02:44:42,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 02:44:42,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 02:44:42,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 02:44:42,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 02:44:42,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 02:44:42,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 02:44:42,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 02:44:42,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 02:44:42,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 02:44:42,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 02:44:42,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 02:44:42,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 02:44:42,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 02:44:42,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 02:44:42,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 02:44:42,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 02:44:42,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 02:44:42,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 02:44:42,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 02:44:42,690 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 02:44:42,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 02:44:42,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 02:44:42,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 02:44:42,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 02:44:42,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 02:44:42,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 02:44:42,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 02:44:42,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 02:44:42,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 02:44:42,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 02:44:42,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 02:44:42,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 02:44:42,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 02:44:42,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 02:44:42,768 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 02:44:42,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 02:44:42,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 02:44:42,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 02:44:42,773 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 02:44:42,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 02:44:42,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 02:44:42,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 02:44:42,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 02:44:42,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 02:44:42,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 02:44:42,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 02:44:42,775 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 02:44:42,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 02:44:42,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 02:44:42,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 02:44:42,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 02:44:42,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 02:44:42,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 02:44:42,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 02:44:42,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 02:44:42,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 02:44:42,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 02:44:42,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 02:44:42,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 02:44:42,779 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 02:44:42,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 02:44:42,779 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 02:44:43,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 02:44:43,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 02:44:43,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 02:44:43,224 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 02:44:43,225 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 02:44:43,226 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2020-10-28 02:44:43,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/50e7b4ce0/4208d5a40d7a4292ae15f2293ca34ef2/FLAG3f6e23312 [2020-10-28 02:44:44,366 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 02:44:44,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2020-10-28 02:44:44,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/50e7b4ce0/4208d5a40d7a4292ae15f2293ca34ef2/FLAG3f6e23312 [2020-10-28 02:44:44,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/50e7b4ce0/4208d5a40d7a4292ae15f2293ca34ef2 [2020-10-28 02:44:44,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 02:44:44,840 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 02:44:44,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 02:44:44,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 02:44:44,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 02:44:44,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 02:44:44" (1/1) ... [2020-10-28 02:44:44,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e4a601c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:44:44, skipping insertion in model container [2020-10-28 02:44:44,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 02:44:44" (1/1) ... [2020-10-28 02:44:44,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 02:44:44,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 02:44:46,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 02:44:46,397 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 02:44:46,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 02:44:46,924 INFO L208 MainTranslator]: Completed translation [2020-10-28 02:44:46,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:44:46 WrapperNode [2020-10-28 02:44:46,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 02:44:46,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 02:44:46,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 02:44:46,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 02:44:46,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:44:46" (1/1) ... [2020-10-28 02:44:46,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:44:46" (1/1) ... [2020-10-28 02:44:47,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:44:46" (1/1) ... [2020-10-28 02:44:47,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:44:46" (1/1) ... [2020-10-28 02:44:47,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:44:46" (1/1) ... [2020-10-28 02:44:47,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:44:46" (1/1) ... [2020-10-28 02:44:47,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:44:46" (1/1) ... [2020-10-28 02:44:47,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 02:44:47,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 02:44:47,320 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 02:44:47,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 02:44:47,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:44:46" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 02:44:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 02:44:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 02:44:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2020-10-28 02:44:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 02:44:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2020-10-28 02:44:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-28 02:44:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-28 02:44:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2020-10-28 02:44:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_clientdata [2020-10-28 02:44:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_functionality [2020-10-28 02:44:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_check_functionality [2020-10-28 02:44:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2020-10-28 02:44:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp [2020-10-28 02:44:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp [2020-10-28 02:44:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp_alarm [2020-10-28 02:44:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp2_fault [2020-10-28 02:44:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1 [2020-10-28 02:44:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1 [2020-10-28 02:44:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_enable [2020-10-28 02:44:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1_enable [2020-10-28 02:44:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_auto_channels_temp [2020-10-28 02:44:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp_auto_point_temp [2020-10-28 02:44:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_auto_point_pwm [2020-10-28 02:44:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure set_slope_register [2020-10-28 02:44:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_auto_point_temp [2020-10-28 02:44:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1_auto_point_pwm [2020-10-28 02:44:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan [2020-10-28 02:44:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan1_fault [2020-10-28 02:44:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan [2020-10-28 02:44:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan1_div [2020-10-28 02:44:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan1_div [2020-10-28 02:44:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_detect [2020-10-28 02:44:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_probe [2020-10-28 02:44:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_remove [2020-10-28 02:44:47,415 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_init_client [2020-10-28 02:44:47,415 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_update_device [2020-10-28 02:44:47,415 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_driver_init [2020-10-28 02:44:47,415 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_driver_exit [2020-10-28 02:44:47,415 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 02:44:47,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-28 02:44:47,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-28 02:44:47,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-28 02:44:47,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-10-28 02:44:47,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-10-28 02:44:47,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-10-28 02:44:47,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-28 02:44:47,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2020-10-28 02:44:47,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-10-28 02:44:47,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2020-10-28 02:44:47,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2020-10-28 02:44:47,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2020-10-28 02:44:47,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2020-10-28 02:44:47,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2020-10-28 02:44:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2020-10-28 02:44:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2020-10-28 02:44:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2020-10-28 02:44:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2020-10-28 02:44:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2020-10-28 02:44:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2020-10-28 02:44:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2020-10-28 02:44:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2020-10-28 02:44:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2020-10-28 02:44:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 02:44:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 02:44:47,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 02:44:47,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-28 02:44:47,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-28 02:44:47,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-28 02:44:47,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-28 02:44:47,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-28 02:44:47,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-28 02:44:47,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-28 02:44:47,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-28 02:44:47,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-28 02:44:47,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-28 02:44:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-28 02:44:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-28 02:44:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-28 02:44:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-28 02:44:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_update_lock_of_amc6821_data [2020-10-28 02:44:47,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_update_lock_of_amc6821_data [2020-10-28 02:44:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_amc6821_data [2020-10-28 02:44:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_update_lock_of_amc6821_data [2020-10-28 02:44:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_amc6821_data [2020-10-28 02:44:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_update_lock_of_amc6821_data [2020-10-28 02:44:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_amc6821_data [2020-10-28 02:44:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 02:44:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 02:44:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-28 02:44:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-28 02:44:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-28 02:44:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-28 02:44:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 02:44:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 02:44:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-28 02:44:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-28 02:44:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2020-10-28 02:44:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-10-28 02:44:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-10-28 02:44:47,431 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2020-10-28 02:44:47,431 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2020-10-28 02:44:47,431 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2020-10-28 02:44:47,431 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2020-10-28 02:44:47,432 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoll [2020-10-28 02:44:47,432 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-28 02:44:47,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-28 02:44:47,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-28 02:44:47,433 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2020-10-28 02:44:47,433 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2020-10-28 02:44:47,434 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2020-10-28 02:44:47,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 02:44:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 02:44:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 02:44:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 02:44:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 02:44:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 02:44:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 02:44:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 02:44:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-28 02:44:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoll [2020-10-28 02:44:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2020-10-28 02:44:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-28 02:44:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2020-10-28 02:44:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-28 02:44:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-28 02:44:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-28 02:44:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-28 02:44:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-10-28 02:44:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-28 02:44:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-28 02:44:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-10-28 02:44:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-28 02:44:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-10-28 02:44:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2020-10-28 02:44:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2020-10-28 02:44:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2020-10-28 02:44:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2020-10-28 02:44:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2020-10-28 02:44:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2020-10-28 02:44:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2020-10-28 02:44:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-28 02:44:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-28 02:44:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-28 02:44:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-10-28 02:44:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2020-10-28 02:44:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2020-10-28 02:44:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2020-10-28 02:44:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2020-10-28 02:44:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2020-10-28 02:44:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2020-10-28 02:44:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2020-10-28 02:44:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2020-10-28 02:44:47,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-28 02:44:47,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-28 02:44:47,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-28 02:44:47,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-28 02:44:47,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-28 02:44:47,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_amc6821_data [2020-10-28 02:44:47,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_amc6821_data [2020-10-28 02:44:47,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 02:44:47,456 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2020-10-28 02:44:47,456 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2020-10-28 02:44:47,456 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2020-10-28 02:44:47,456 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-28 02:44:47,456 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-28 02:44:47,457 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-28 02:44:47,457 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-28 02:44:47,457 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2020-10-28 02:44:47,457 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2020-10-28 02:44:47,457 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2020-10-28 02:44:47,457 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_clientdata [2020-10-28 02:44:47,457 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2020-10-28 02:44:47,457 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2020-10-28 02:44:47,458 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_functionality [2020-10-28 02:44:47,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2020-10-28 02:44:47,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 02:44:47,458 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_check_functionality [2020-10-28 02:44:47,458 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-10-28 02:44:47,458 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-10-28 02:44:47,458 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2020-10-28 02:44:47,458 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_probe [2020-10-28 02:44:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_detect [2020-10-28 02:44:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_init_client [2020-10-28 02:44:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_remove [2020-10-28 02:44:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_update_device [2020-10-28 02:44:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp [2020-10-28 02:44:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 02:44:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp [2020-10-28 02:44:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 02:44:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 02:44:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp_alarm [2020-10-28 02:44:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 02:44:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp2_fault [2020-10-28 02:44:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1 [2020-10-28 02:44:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1 [2020-10-28 02:44:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_enable [2020-10-28 02:44:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1_enable [2020-10-28 02:44:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_auto_channels_temp [2020-10-28 02:44:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp_auto_point_temp [2020-10-28 02:44:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_auto_point_pwm [2020-10-28 02:44:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure set_slope_register [2020-10-28 02:44:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_auto_point_temp [2020-10-28 02:44:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1_auto_point_pwm [2020-10-28 02:44:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan [2020-10-28 02:44:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan1_fault [2020-10-28 02:44:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan [2020-10-28 02:44:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan1_div [2020-10-28 02:44:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan1_div [2020-10-28 02:44:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_driver_init [2020-10-28 02:44:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_driver_exit [2020-10-28 02:44:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 02:44:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 02:44:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 02:44:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 02:44:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 02:44:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-28 02:44:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-28 02:44:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-28 02:44:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-28 02:44:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-28 02:44:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-28 02:44:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-28 02:44:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-28 02:44:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-28 02:44:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-28 02:44:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_update_lock_of_amc6821_data [2020-10-28 02:44:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_update_lock_of_amc6821_data [2020-10-28 02:44:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_update_lock_of_amc6821_data [2020-10-28 02:44:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_amc6821_data [2020-10-28 02:44:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_update_lock_of_amc6821_data [2020-10-28 02:44:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 02:44:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 02:44:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 02:44:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 02:44:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 02:44:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 02:44:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 02:44:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 02:44:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 02:44:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 02:44:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 02:44:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 02:44:58,083 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 02:44:58,083 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 02:44:58,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 02:44:58 BoogieIcfgContainer [2020-10-28 02:44:58,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 02:44:58,092 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 02:44:58,092 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 02:44:58,098 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 02:44:58,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 02:44:44" (1/3) ... [2020-10-28 02:44:58,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@251d32c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 02:44:58, skipping insertion in model container [2020-10-28 02:44:58,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:44:46" (2/3) ... [2020-10-28 02:44:58,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@251d32c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 02:44:58, skipping insertion in model container [2020-10-28 02:44:58,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 02:44:58" (3/3) ... [2020-10-28 02:44:58,101 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2020-10-28 02:44:58,119 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 02:44:58,128 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 02:44:58,143 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 02:44:58,194 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 02:44:58,195 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 02:44:58,197 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 02:44:58,197 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 02:44:58,197 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 02:44:58,198 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 02:44:58,198 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 02:44:58,198 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 02:44:58,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states. [2020-10-28 02:44:58,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-10-28 02:44:58,287 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 02:44:58,288 INFO L422 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] [2020-10-28 02:44:58,289 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 02:44:58,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 02:44:58,299 INFO L82 PathProgramCache]: Analyzing trace with hash 1845219487, now seen corresponding path program 1 times [2020-10-28 02:44:58,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 02:44:58,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1455904863] [2020-10-28 02:44:58,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 02:44:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:44:59,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:44:59,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:45:04,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:45:04,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-28 02:45:04,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 02:45:04,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5140 [2020-10-28 02:45:04,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:45:04,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 02:45:04,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-28 02:45:04,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 02:45:04,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 02:45:22,957 WARN L193 SmtUtils]: Spent 18.18 s on a formula simplification that was a NOOP. DAG size: 1819 [2020-10-28 02:45:22,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 02:45:23,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:45:23,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:45:24,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:45:24,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:45:24,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:45:24,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1079 [2020-10-28 02:45:24,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:45:24,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:45:24,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:45:24,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:45:24,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:45:24,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 02:45:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:45:24,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:45:24,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:45:24,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:45:24,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:45:24,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 02:45:24,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:45:24,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:45:24,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:45:24,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:45:24,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:45:24,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-28 02:45:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:45:24,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:45:24,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:45:24,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 02:45:24,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:45:24,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 02:45:24,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:45:24,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:45:24,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 02:45:24,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:45:24,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:45:24,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 02:45:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:45:24,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:45:24,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:45:24,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 02:45:24,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:45:24,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 02:45:24,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:45:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:45:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:45:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:45:24,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:45:24,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 02:45:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:45:24,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:45:24,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:45:24,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:45:24,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:45:24,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 02:45:24,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:45:24,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:45:24,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:45:24,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:45:24,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:45:24,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 02:45:24,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1455904863] [2020-10-28 02:45:24,539 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 02:45:24,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 02:45:24,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572661745] [2020-10-28 02:45:24,545 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 02:45:24,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 02:45:24,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 02:45:24,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 02:45:24,564 INFO L87 Difference]: Start difference. First operand 1115 states. Second operand 6 states. [2020-10-28 02:45:50,802 WARN L193 SmtUtils]: Spent 17.89 s on a formula simplification that was a NOOP. DAG size: 1821 [2020-10-28 02:47:31,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 02:47:31,561 INFO L93 Difference]: Finished difference Result 3870 states and 6303 transitions. [2020-10-28 02:47:31,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 02:47:31,565 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2020-10-28 02:47:31,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 02:47:31,630 INFO L225 Difference]: With dead ends: 3870 [2020-10-28 02:47:31,631 INFO L226 Difference]: Without dead ends: 2851 [2020-10-28 02:47:31,654 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 36.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-28 02:47:31,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2851 states. [2020-10-28 02:47:33,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2851 to 1956. [2020-10-28 02:47:33,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1956 states. [2020-10-28 02:47:33,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1956 states and 2847 transitions. [2020-10-28 02:47:33,146 INFO L78 Accepts]: Start accepts. Automaton has 1956 states and 2847 transitions. Word has length 50 [2020-10-28 02:47:33,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 02:47:33,148 INFO L481 AbstractCegarLoop]: Abstraction has 1956 states and 2847 transitions. [2020-10-28 02:47:33,149 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 02:47:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 2847 transitions. [2020-10-28 02:47:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-28 02:47:33,163 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 02:47:33,163 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 02:47:33,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 02:47:33,164 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 02:47:33,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 02:47:33,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1611473110, now seen corresponding path program 1 times [2020-10-28 02:47:33,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 02:47:33,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [254450499] [2020-10-28 02:47:33,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 02:47:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:47:33,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:47:33,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:47:39,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:47:39,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-28 02:47:39,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 02:47:39,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5696 [2020-10-28 02:47:39,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:47:39,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 02:47:39,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-28 02:47:39,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 02:47:39,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:47:57,472 WARN L193 SmtUtils]: Spent 18.01 s on a formula simplification that was a NOOP. DAG size: 1819 [2020-10-28 02:47:57,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 02:47:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:47:57,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:47:59,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:47:59,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:47:59,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:47:59,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2158 [2020-10-28 02:47:59,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:47:59,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:47:59,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:47:59,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:47:59,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:47:59,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 02:47:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:47:59,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:47:59,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:47:59,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:47:59,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:47:59,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 02:47:59,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:47:59,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:47:59,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:47:59,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:47:59,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:47:59,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 02:47:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:47:59,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:47:59,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:47:59,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 02:47:59,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:47:59,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 02:47:59,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:47:59,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:47:59,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 02:47:59,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:47:59,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:47:59,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 02:47:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:47:59,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:47:59,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:47:59,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 02:47:59,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:47:59,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 02:47:59,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:47:59,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:47:59,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:47:59,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:47:59,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:47:59,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 02:47:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:47:59,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:47:59,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:47:59,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:47:59,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:47:59,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 02:47:59,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:47:59,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:47:59,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:47:59,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:47:59,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:48:00,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 02:48:00,021 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [254450499] [2020-10-28 02:48:00,021 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 02:48:00,021 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 02:48:00,023 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597436780] [2020-10-28 02:48:00,025 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 02:48:00,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 02:48:00,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 02:48:00,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 02:48:00,026 INFO L87 Difference]: Start difference. First operand 1956 states and 2847 transitions. Second operand 6 states. [2020-10-28 02:48:25,260 WARN L193 SmtUtils]: Spent 18.03 s on a formula simplification that was a NOOP. DAG size: 1821