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 -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 15:26:40,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 15:26:40,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 15:26:40,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 15:26:40,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 15:26:40,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 15:26:40,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 15:26:40,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 15:26:40,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 15:26:40,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 15:26:40,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 15:26:40,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 15:26:40,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 15:26:40,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 15:26:40,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 15:26:40,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 15:26:40,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 15:26:40,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 15:26:40,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 15:26:40,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 15:26:40,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 15:26:40,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 15:26:40,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 15:26:40,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 15:26:40,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 15:26:40,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 15:26:40,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 15:26:40,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 15:26:40,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 15:26:40,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 15:26:40,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 15:26:40,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 15:26:40,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 15:26:40,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 15:26:40,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 15:26:40,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 15:26:40,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 15:26:40,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 15:26:40,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 15:26:40,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 15:26:40,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 15:26:40,964 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 [2019-09-08 15:26:40,978 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 15:26:40,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 15:26:40,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 15:26:40,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 15:26:40,980 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 15:26:40,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 15:26:40,980 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 15:26:40,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 15:26:40,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 15:26:40,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 15:26:40,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 15:26:40,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 15:26:40,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 15:26:40,982 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 15:26:40,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 15:26:40,982 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 15:26:40,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 15:26:40,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 15:26:40,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 15:26:40,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 15:26:40,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 15:26:40,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 15:26:40,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 15:26:40,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 15:26:40,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 15:26:40,984 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 15:26:40,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 15:26:40,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 15:26:40,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 15:26:41,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 15:26:41,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 15:26:41,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 15:26:41,029 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 15:26:41,029 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 15:26:41,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2019-09-08 15:26:41,088 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb7400b61/03daf2ed10d140ce8dcd51173e47f8e0/FLAG4af023953 [2019-09-08 15:26:41,834 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 15:26:41,835 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2019-09-08 15:26:41,865 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb7400b61/03daf2ed10d140ce8dcd51173e47f8e0/FLAG4af023953 [2019-09-08 15:26:41,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb7400b61/03daf2ed10d140ce8dcd51173e47f8e0 [2019-09-08 15:26:41,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 15:26:41,946 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 15:26:41,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 15:26:41,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 15:26:41,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 15:26:41,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 03:26:41" (1/1) ... [2019-09-08 15:26:41,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26fa4e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:26:41, skipping insertion in model container [2019-09-08 15:26:41,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 03:26:41" (1/1) ... [2019-09-08 15:26:41,964 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 15:26:42,077 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 15:26:43,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 15:26:43,720 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 15:26:43,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 15:26:44,264 INFO L192 MainTranslator]: Completed translation [2019-09-08 15:26:44,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:26:44 WrapperNode [2019-09-08 15:26:44,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 15:26:44,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 15:26:44,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 15:26:44,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 15:26:44,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:26:44" (1/1) ... [2019-09-08 15:26:44,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:26:44" (1/1) ... [2019-09-08 15:26:44,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:26:44" (1/1) ... [2019-09-08 15:26:44,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:26:44" (1/1) ... [2019-09-08 15:26:44,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:26:44" (1/1) ... [2019-09-08 15:26:44,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:26:44" (1/1) ... [2019-09-08 15:26:44,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:26:44" (1/1) ... [2019-09-08 15:26:44,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 15:26:44,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 15:26:44,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 15:26:44,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 15:26:44,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:26:44" (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 [2019-09-08 15:26:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 15:26:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 15:26:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2019-09-08 15:26:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2019-09-08 15:26:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-08 15:26:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-08 15:26:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2019-09-08 15:26:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_clientdata [2019-09-08 15:26:44,654 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_functionality [2019-09-08 15:26:44,654 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_check_functionality [2019-09-08 15:26:44,654 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2019-09-08 15:26:44,654 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp [2019-09-08 15:26:44,654 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp [2019-09-08 15:26:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp_alarm [2019-09-08 15:26:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp2_fault [2019-09-08 15:26:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1 [2019-09-08 15:26:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1 [2019-09-08 15:26:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_enable [2019-09-08 15:26:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1_enable [2019-09-08 15:26:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_auto_channels_temp [2019-09-08 15:26:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp_auto_point_temp [2019-09-08 15:26:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_auto_point_pwm [2019-09-08 15:26:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure set_slope_register [2019-09-08 15:26:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_auto_point_temp [2019-09-08 15:26:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1_auto_point_pwm [2019-09-08 15:26:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan [2019-09-08 15:26:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan1_fault [2019-09-08 15:26:44,663 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan [2019-09-08 15:26:44,663 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan1_div [2019-09-08 15:26:44,663 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan1_div [2019-09-08 15:26:44,663 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_detect [2019-09-08 15:26:44,664 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_probe [2019-09-08 15:26:44,664 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_remove [2019-09-08 15:26:44,664 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_init_client [2019-09-08 15:26:44,664 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_update_device [2019-09-08 15:26:44,664 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_driver_init [2019-09-08 15:26:44,665 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_driver_exit [2019-09-08 15:26:44,665 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 15:26:44,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-09-08 15:26:44,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-09-08 15:26:44,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-09-08 15:26:44,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-09-08 15:26:44,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-09-08 15:26:44,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-09-08 15:26:44,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-09-08 15:26:44,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-09-08 15:26:44,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-09-08 15:26:44,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-09-08 15:26:44,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-09-08 15:26:44,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-09-08 15:26:44,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-09-08 15:26:44,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-09-08 15:26:44,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-09-08 15:26:44,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-09-08 15:26:44,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-09-08 15:26:44,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2019-09-08 15:26:44,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-09-08 15:26:44,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-09-08 15:26:44,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-09-08 15:26:44,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2019-09-08 15:26:44,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-09-08 15:26:44,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-08 15:26:44,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 15:26:44,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-08 15:26:44,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-08 15:26:44,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-08 15:26:44,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-08 15:26:44,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-08 15:26:44,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-08 15:26:44,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-08 15:26:44,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-08 15:26:44,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-08 15:26:44,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-08 15:26:44,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-08 15:26:44,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-08 15:26:44,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-08 15:26:44,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-08 15:26:44,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-08 15:26:44,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_update_lock_of_amc6821_data [2019-09-08 15:26:44,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_update_lock_of_amc6821_data [2019-09-08 15:26:44,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_amc6821_data [2019-09-08 15:26:44,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_update_lock_of_amc6821_data [2019-09-08 15:26:44,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_amc6821_data [2019-09-08 15:26:44,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_update_lock_of_amc6821_data [2019-09-08 15:26:44,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_amc6821_data [2019-09-08 15:26:44,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 15:26:44,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 15:26:44,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-09-08 15:26:44,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-08 15:26:44,675 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-08 15:26:44,675 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-08 15:26:44,675 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-08 15:26:44,675 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-08 15:26:44,676 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2019-09-08 15:26:44,676 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2019-09-08 15:26:44,676 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2019-09-08 15:26:44,676 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2019-09-08 15:26:44,676 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2019-09-08 15:26:44,676 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2019-09-08 15:26:44,677 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2019-09-08 15:26:44,677 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoll [2019-09-08 15:26:44,677 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-08 15:26:44,677 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-08 15:26:44,677 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-08 15:26:44,677 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-08 15:26:44,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-09-08 15:26:44,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-09-08 15:26:44,678 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 15:26:44,678 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 15:26:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 15:26:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 15:26:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-09-08 15:26:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoll [2019-09-08 15:26:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2019-09-08 15:26:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-08 15:26:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-08 15:26:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-08 15:26:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-08 15:26:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-08 15:26:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-08 15:26:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-09-08 15:26:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-08 15:26:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-09-08 15:26:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-09-08 15:26:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-09-08 15:26:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-09-08 15:26:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-09-08 15:26:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-09-08 15:26:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-09-08 15:26:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-09-08 15:26:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-09-08 15:26:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-09-08 15:26:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-09-08 15:26:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-08 15:26:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-09-08 15:26:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-09-08 15:26:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-09-08 15:26:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-09-08 15:26:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-09-08 15:26:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-09-08 15:26:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-09-08 15:26:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-09-08 15:26:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2019-09-08 15:26:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-09-08 15:26:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2019-09-08 15:26:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-08 15:26:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-08 15:26:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-08 15:26:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-08 15:26:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-08 15:26:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_amc6821_data [2019-09-08 15:26:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_amc6821_data [2019-09-08 15:26:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 15:26:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-09-08 15:26:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-09-08 15:26:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2019-09-08 15:26:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-08 15:26:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-08 15:26:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-08 15:26:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-08 15:26:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2019-09-08 15:26:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2019-09-08 15:26:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2019-09-08 15:26:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_clientdata [2019-09-08 15:26:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2019-09-08 15:26:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2019-09-08 15:26:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_functionality [2019-09-08 15:26:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2019-09-08 15:26:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 15:26:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_check_functionality [2019-09-08 15:26:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2019-09-08 15:26:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2019-09-08 15:26:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2019-09-08 15:26:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_probe [2019-09-08 15:26:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_detect [2019-09-08 15:26:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_init_client [2019-09-08 15:26:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_remove [2019-09-08 15:26:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_update_device [2019-09-08 15:26:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 15:26:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp [2019-09-08 15:26:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 15:26:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp [2019-09-08 15:26:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 15:26:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 15:26:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp_alarm [2019-09-08 15:26:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 15:26:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp2_fault [2019-09-08 15:26:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1 [2019-09-08 15:26:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1 [2019-09-08 15:26:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_enable [2019-09-08 15:26:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1_enable [2019-09-08 15:26:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_auto_channels_temp [2019-09-08 15:26:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp_auto_point_temp [2019-09-08 15:26:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_auto_point_pwm [2019-09-08 15:26:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure set_slope_register [2019-09-08 15:26:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_auto_point_temp [2019-09-08 15:26:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1_auto_point_pwm [2019-09-08 15:26:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan [2019-09-08 15:26:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan1_fault [2019-09-08 15:26:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan [2019-09-08 15:26:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan1_div [2019-09-08 15:26:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan1_div [2019-09-08 15:26:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_driver_init [2019-09-08 15:26:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_driver_exit [2019-09-08 15:26:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 15:26:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 15:26:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 15:26:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-08 15:26:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-08 15:26:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-09-08 15:26:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-08 15:26:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-08 15:26:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-08 15:26:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-08 15:26:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-08 15:26:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-08 15:26:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-08 15:26:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-08 15:26:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-08 15:26:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_update_lock_of_amc6821_data [2019-09-08 15:26:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_update_lock_of_amc6821_data [2019-09-08 15:26:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_update_lock_of_amc6821_data [2019-09-08 15:26:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_amc6821_data [2019-09-08 15:26:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_update_lock_of_amc6821_data [2019-09-08 15:26:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 15:26:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 15:26:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 15:26:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 15:26:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 15:26:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 15:26:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 15:26:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 15:26:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 15:26:53,673 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 15:26:53,674 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 15:26:53,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 03:26:53 BoogieIcfgContainer [2019-09-08 15:26:53,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 15:26:53,678 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 15:26:53,678 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 15:26:53,682 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 15:26:53,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 03:26:41" (1/3) ... [2019-09-08 15:26:53,683 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73c82794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 03:26:53, skipping insertion in model container [2019-09-08 15:26:53,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:26:44" (2/3) ... [2019-09-08 15:26:53,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73c82794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 03:26:53, skipping insertion in model container [2019-09-08 15:26:53,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 03:26:53" (3/3) ... [2019-09-08 15:26:53,687 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2019-09-08 15:26:53,699 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 15:26:53,712 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 15:26:53,732 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 15:26:53,787 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 15:26:53,788 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 15:26:53,788 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 15:26:53,788 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 15:26:53,788 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 15:26:53,788 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 15:26:53,792 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 15:26:53,792 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 15:26:53,793 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 15:26:53,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states. [2019-09-08 15:26:53,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-08 15:26:53,881 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 15:26:53,882 INFO L399 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] [2019-09-08 15:26:53,886 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 15:26:53,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 15:26:53,893 INFO L82 PathProgramCache]: Analyzing trace with hash 391081922, now seen corresponding path program 1 times [2019-09-08 15:26:53,895 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 15:26:53,896 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 15:26:53,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:26:53,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 15:26:53,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:26:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 15:26:55,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 15:26:55,107 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 15:26:55,107 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 15:26:55,111 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 15:26:55,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 15:26:55,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 15:26:55,129 INFO L87 Difference]: Start difference. First operand 1101 states. Second operand 3 states. [2019-09-08 15:26:55,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 15:26:55,695 INFO L93 Difference]: Finished difference Result 2956 states and 4500 transitions. [2019-09-08 15:26:55,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 15:26:55,698 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-09-08 15:26:55,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 15:26:55,737 INFO L225 Difference]: With dead ends: 2956 [2019-09-08 15:26:55,738 INFO L226 Difference]: Without dead ends: 1957 [2019-09-08 15:26:55,758 INFO L628 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 [2019-09-08 15:26:55,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1957 states. [2019-09-08 15:26:55,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1957 to 1936. [2019-09-08 15:26:55,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1936 states. [2019-09-08 15:26:55,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1936 states and 2823 transitions. [2019-09-08 15:26:55,992 INFO L78 Accepts]: Start accepts. Automaton has 1936 states and 2823 transitions. Word has length 46 [2019-09-08 15:26:55,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 15:26:55,992 INFO L475 AbstractCegarLoop]: Abstraction has 1936 states and 2823 transitions. [2019-09-08 15:26:55,992 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 15:26:55,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2823 transitions. [2019-09-08 15:26:55,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-09-08 15:26:55,999 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 15:26:56,000 INFO L399 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] [2019-09-08 15:26:56,000 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 15:26:56,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 15:26:56,001 INFO L82 PathProgramCache]: Analyzing trace with hash 528947018, now seen corresponding path program 1 times [2019-09-08 15:26:56,001 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 15:26:56,001 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 15:26:56,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:26:56,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 15:26:56,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:26:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 15:26:56,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 15:26:56,361 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 15:26:56,362 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 15:26:56,364 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 15:26:56,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 15:26:56,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 15:26:56,365 INFO L87 Difference]: Start difference. First operand 1936 states and 2823 transitions. Second operand 3 states. [2019-09-08 15:26:56,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 15:26:56,822 INFO L93 Difference]: Finished difference Result 5774 states and 8427 transitions. [2019-09-08 15:26:56,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 15:26:56,823 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-09-08 15:26:56,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 15:26:56,856 INFO L225 Difference]: With dead ends: 5774 [2019-09-08 15:26:56,856 INFO L226 Difference]: Without dead ends: 3849 [2019-09-08 15:26:56,868 INFO L628 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 [2019-09-08 15:26:56,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3849 states. [2019-09-08 15:26:57,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3849 to 3828. [2019-09-08 15:26:57,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3828 states. [2019-09-08 15:26:57,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3828 states and 5590 transitions. [2019-09-08 15:26:57,050 INFO L78 Accepts]: Start accepts. Automaton has 3828 states and 5590 transitions. Word has length 47 [2019-09-08 15:26:57,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 15:26:57,051 INFO L475 AbstractCegarLoop]: Abstraction has 3828 states and 5590 transitions. [2019-09-08 15:26:57,051 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 15:26:57,051 INFO L276 IsEmpty]: Start isEmpty. Operand 3828 states and 5590 transitions. [2019-09-08 15:26:57,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-09-08 15:26:57,053 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 15:26:57,054 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 15:26:57,054 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 15:26:57,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 15:26:57,054 INFO L82 PathProgramCache]: Analyzing trace with hash -1582443246, now seen corresponding path program 1 times [2019-09-08 15:26:57,054 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 15:26:57,055 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 15:26:57,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:26:57,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 15:26:57,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:26:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 15:26:57,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 15:26:57,395 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 15:26:57,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 15:26:57,396 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 15:26:57,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 15:26:57,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 15:26:57,396 INFO L87 Difference]: Start difference. First operand 3828 states and 5590 transitions. Second operand 3 states. [2019-09-08 15:26:58,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 15:26:58,170 INFO L93 Difference]: Finished difference Result 11422 states and 16680 transitions. [2019-09-08 15:26:58,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 15:26:58,170 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-09-08 15:26:58,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 15:26:58,225 INFO L225 Difference]: With dead ends: 11422 [2019-09-08 15:26:58,225 INFO L226 Difference]: Without dead ends: 7605 [2019-09-08 15:26:58,243 INFO L628 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 [2019-09-08 15:26:58,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7605 states. [2019-09-08 15:26:58,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7605 to 7584. [2019-09-08 15:26:58,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7584 states. [2019-09-08 15:26:58,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7584 states to 7584 states and 11074 transitions. [2019-09-08 15:26:58,559 INFO L78 Accepts]: Start accepts. Automaton has 7584 states and 11074 transitions. Word has length 53 [2019-09-08 15:26:58,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 15:26:58,559 INFO L475 AbstractCegarLoop]: Abstraction has 7584 states and 11074 transitions. [2019-09-08 15:26:58,560 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 15:26:58,560 INFO L276 IsEmpty]: Start isEmpty. Operand 7584 states and 11074 transitions. [2019-09-08 15:26:58,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-09-08 15:26:58,562 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 15:26:58,562 INFO L399 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] [2019-09-08 15:26:58,562 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 15:26:58,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 15:26:58,562 INFO L82 PathProgramCache]: Analyzing trace with hash -919033063, now seen corresponding path program 1 times [2019-09-08 15:26:58,563 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 15:26:58,563 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 15:26:58,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:26:58,565 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 15:26:58,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:26:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 15:26:58,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 15:26:58,879 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 15:26:58,879 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 15:26:58,879 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 15:26:58,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 15:26:58,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 15:26:58,880 INFO L87 Difference]: Start difference. First operand 7584 states and 11074 transitions. Second operand 3 states. [2019-09-08 15:26:59,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 15:26:59,675 INFO L93 Difference]: Finished difference Result 22634 states and 33064 transitions. [2019-09-08 15:26:59,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 15:26:59,675 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2019-09-08 15:26:59,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 15:26:59,814 INFO L225 Difference]: With dead ends: 22634 [2019-09-08 15:26:59,814 INFO L226 Difference]: Without dead ends: 15061 [2019-09-08 15:26:59,860 INFO L628 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 [2019-09-08 15:26:59,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15061 states. [2019-09-08 15:27:00,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15061 to 15040. [2019-09-08 15:27:00,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15040 states. [2019-09-08 15:27:01,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15040 states to 15040 states and 21970 transitions. [2019-09-08 15:27:01,545 INFO L78 Accepts]: Start accepts. Automaton has 15040 states and 21970 transitions. Word has length 44 [2019-09-08 15:27:01,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 15:27:01,548 INFO L475 AbstractCegarLoop]: Abstraction has 15040 states and 21970 transitions. [2019-09-08 15:27:01,548 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 15:27:01,548 INFO L276 IsEmpty]: Start isEmpty. Operand 15040 states and 21970 transitions. [2019-09-08 15:27:01,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-09-08 15:27:01,549 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 15:27:01,550 INFO L399 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] [2019-09-08 15:27:01,550 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 15:27:01,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 15:27:01,552 INFO L82 PathProgramCache]: Analyzing trace with hash 871228465, now seen corresponding path program 1 times [2019-09-08 15:27:01,552 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 15:27:01,552 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 15:27:01,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:27:01,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 15:27:01,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:27:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 15:27:01,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 15:27:01,855 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 15:27:01,855 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 15:27:01,856 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 15:27:01,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 15:27:01,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 15:27:01,856 INFO L87 Difference]: Start difference. First operand 15040 states and 21970 transitions. Second operand 3 states. [2019-09-08 15:27:03,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 15:27:03,118 INFO L93 Difference]: Finished difference Result 44922 states and 65648 transitions. [2019-09-08 15:27:03,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 15:27:03,119 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2019-09-08 15:27:03,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 15:27:03,270 INFO L225 Difference]: With dead ends: 44922 [2019-09-08 15:27:03,270 INFO L226 Difference]: Without dead ends: 29893 [2019-09-08 15:27:03,354 INFO L628 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 [2019-09-08 15:27:03,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29893 states. [2019-09-08 15:27:04,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29893 to 29872. [2019-09-08 15:27:04,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29872 states. [2019-09-08 15:27:04,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29872 states to 29872 states and 43650 transitions. [2019-09-08 15:27:04,807 INFO L78 Accepts]: Start accepts. Automaton has 29872 states and 43650 transitions. Word has length 45 [2019-09-08 15:27:04,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 15:27:04,807 INFO L475 AbstractCegarLoop]: Abstraction has 29872 states and 43650 transitions. [2019-09-08 15:27:04,807 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 15:27:04,808 INFO L276 IsEmpty]: Start isEmpty. Operand 29872 states and 43650 transitions. [2019-09-08 15:27:04,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-09-08 15:27:04,809 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 15:27:04,809 INFO L399 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] [2019-09-08 15:27:04,810 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 15:27:04,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 15:27:04,812 INFO L82 PathProgramCache]: Analyzing trace with hash 901184428, now seen corresponding path program 1 times [2019-09-08 15:27:04,813 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 15:27:04,813 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 15:27:04,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:27:04,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 15:27:04,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:27:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 15:27:05,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 15:27:05,094 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 15:27:05,094 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 15:27:05,095 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 15:27:05,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 15:27:05,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 15:27:05,095 INFO L87 Difference]: Start difference. First operand 29872 states and 43650 transitions. Second operand 3 states. [2019-09-08 15:27:08,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 15:27:08,275 INFO L93 Difference]: Finished difference Result 89274 states and 130384 transitions. [2019-09-08 15:27:08,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 15:27:08,276 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-09-08 15:27:08,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 15:27:08,599 INFO L225 Difference]: With dead ends: 89274 [2019-09-08 15:27:08,599 INFO L226 Difference]: Without dead ends: 59413 [2019-09-08 15:27:08,717 INFO L628 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 [2019-09-08 15:27:08,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59413 states. [2019-09-08 15:27:10,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59413 to 59392. [2019-09-08 15:27:10,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59392 states. [2019-09-08 15:27:11,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59392 states to 59392 states and 86690 transitions. [2019-09-08 15:27:11,180 INFO L78 Accepts]: Start accepts. Automaton has 59392 states and 86690 transitions. Word has length 48 [2019-09-08 15:27:11,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 15:27:11,181 INFO L475 AbstractCegarLoop]: Abstraction has 59392 states and 86690 transitions. [2019-09-08 15:27:11,181 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 15:27:11,181 INFO L276 IsEmpty]: Start isEmpty. Operand 59392 states and 86690 transitions. [2019-09-08 15:27:11,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-09-08 15:27:11,183 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 15:27:11,183 INFO L399 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] [2019-09-08 15:27:11,183 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 15:27:11,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 15:27:11,184 INFO L82 PathProgramCache]: Analyzing trace with hash 433881656, now seen corresponding path program 1 times [2019-09-08 15:27:11,184 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 15:27:11,184 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 15:27:11,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:27:11,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 15:27:11,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:27:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 15:27:11,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 15:27:11,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 15:27:11,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 15:27:11,532 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 15:27:11,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 15:27:11,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 15:27:11,533 INFO L87 Difference]: Start difference. First operand 59392 states and 86690 transitions. Second operand 3 states. [2019-09-08 15:27:15,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 15:27:15,980 INFO L93 Difference]: Finished difference Result 177514 states and 258960 transitions. [2019-09-08 15:27:15,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 15:27:15,981 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2019-09-08 15:27:15,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 15:27:16,888 INFO L225 Difference]: With dead ends: 177514 [2019-09-08 15:27:16,889 INFO L226 Difference]: Without dead ends: 118133 [2019-09-08 15:27:17,061 INFO L628 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 [2019-09-08 15:27:17,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118133 states. [2019-09-08 15:27:23,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118133 to 118112. [2019-09-08 15:27:23,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118112 states. [2019-09-08 15:27:23,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118112 states to 118112 states and 172194 transitions. [2019-09-08 15:27:23,539 INFO L78 Accepts]: Start accepts. Automaton has 118112 states and 172194 transitions. Word has length 49 [2019-09-08 15:27:23,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 15:27:23,540 INFO L475 AbstractCegarLoop]: Abstraction has 118112 states and 172194 transitions. [2019-09-08 15:27:23,540 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 15:27:23,540 INFO L276 IsEmpty]: Start isEmpty. Operand 118112 states and 172194 transitions. [2019-09-08 15:27:23,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-09-08 15:27:23,541 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 15:27:23,541 INFO L399 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] [2019-09-08 15:27:23,542 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 15:27:23,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 15:27:23,542 INFO L82 PathProgramCache]: Analyzing trace with hash -2005325405, now seen corresponding path program 1 times [2019-09-08 15:27:23,542 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 15:27:23,542 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 15:27:23,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:27:23,545 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 15:27:23,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:27:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 15:27:23,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 15:27:23,806 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 15:27:23,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 15:27:23,807 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 15:27:23,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 15:27:23,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 15:27:23,808 INFO L87 Difference]: Start difference. First operand 118112 states and 172194 transitions. Second operand 3 states. [2019-09-08 15:27:31,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 15:27:31,320 INFO L93 Difference]: Finished difference Result 353546 states and 515280 transitions. [2019-09-08 15:27:31,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 15:27:31,320 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2019-09-08 15:27:31,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 15:27:32,356 INFO L225 Difference]: With dead ends: 353546 [2019-09-08 15:27:32,356 INFO L226 Difference]: Without dead ends: 235445 [2019-09-08 15:27:33,157 INFO L628 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 [2019-09-08 15:27:33,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235445 states. [2019-09-08 15:27:43,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235445 to 235424. [2019-09-08 15:27:43,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235424 states. [2019-09-08 15:27:43,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235424 states to 235424 states and 342946 transitions. [2019-09-08 15:27:43,880 INFO L78 Accepts]: Start accepts. Automaton has 235424 states and 342946 transitions. Word has length 50 [2019-09-08 15:27:43,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 15:27:43,881 INFO L475 AbstractCegarLoop]: Abstraction has 235424 states and 342946 transitions. [2019-09-08 15:27:43,881 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 15:27:43,881 INFO L276 IsEmpty]: Start isEmpty. Operand 235424 states and 342946 transitions. [2019-09-08 15:27:43,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-09-08 15:27:43,883 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 15:27:43,884 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 15:27:43,884 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 15:27:43,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 15:27:43,887 INFO L82 PathProgramCache]: Analyzing trace with hash 902599977, now seen corresponding path program 1 times [2019-09-08 15:27:43,889 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 15:27:43,889 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 15:27:43,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:27:43,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 15:27:43,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:27:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 15:27:44,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 15:27:44,162 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 15:27:44,162 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 15:27:44,162 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 15:27:44,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 15:27:44,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 15:27:44,163 INFO L87 Difference]: Start difference. First operand 235424 states and 342946 transitions. Second operand 3 states. [2019-09-08 15:27:59,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 15:27:59,775 INFO L93 Difference]: Finished difference Result 704714 states and 1026256 transitions. [2019-09-08 15:27:59,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 15:27:59,775 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-09-08 15:27:59,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 15:28:01,938 INFO L225 Difference]: With dead ends: 704714 [2019-09-08 15:28:01,939 INFO L226 Difference]: Without dead ends: 469301 [2019-09-08 15:28:02,366 INFO L628 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 [2019-09-08 15:28:02,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469301 states. [2019-09-08 15:28:18,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469301 to 469280. [2019-09-08 15:28:18,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 469280 states. [2019-09-08 15:28:19,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469280 states to 469280 states and 683042 transitions. [2019-09-08 15:28:19,628 INFO L78 Accepts]: Start accepts. Automaton has 469280 states and 683042 transitions. Word has length 53 [2019-09-08 15:28:19,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 15:28:19,628 INFO L475 AbstractCegarLoop]: Abstraction has 469280 states and 683042 transitions. [2019-09-08 15:28:19,628 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 15:28:19,629 INFO L276 IsEmpty]: Start isEmpty. Operand 469280 states and 683042 transitions. [2019-09-08 15:28:19,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-09-08 15:28:19,630 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 15:28:19,630 INFO L399 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] [2019-09-08 15:28:19,630 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 15:28:19,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 15:28:19,631 INFO L82 PathProgramCache]: Analyzing trace with hash 531248545, now seen corresponding path program 1 times [2019-09-08 15:28:19,631 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 15:28:19,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 15:28:19,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:28:19,634 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 15:28:19,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:28:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 15:28:19,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 15:28:19,882 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 15:28:19,882 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 15:28:19,882 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 15:28:19,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 15:28:19,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 15:28:19,883 INFO L87 Difference]: Start difference. First operand 469280 states and 683042 transitions. Second operand 3 states. [2019-09-08 15:28:50,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 15:28:50,763 INFO L93 Difference]: Finished difference Result 1404746 states and 2043984 transitions. [2019-09-08 15:28:50,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 15:28:50,764 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-09-08 15:28:50,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 15:28:53,633 INFO L225 Difference]: With dead ends: 1404746 [2019-09-08 15:28:53,633 INFO L226 Difference]: Without dead ends: 935477 [2019-09-08 15:28:56,044 INFO L628 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 [2019-09-08 15:28:56,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935477 states. [2019-09-08 15:30:03,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935477 to 935456. [2019-09-08 15:30:03,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 935456 states. [2019-09-08 15:30:19,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935456 states to 935456 states and 1360418 transitions. [2019-09-08 15:30:19,528 INFO L78 Accepts]: Start accepts. Automaton has 935456 states and 1360418 transitions. Word has length 43 [2019-09-08 15:30:19,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 15:30:19,528 INFO L475 AbstractCegarLoop]: Abstraction has 935456 states and 1360418 transitions. [2019-09-08 15:30:19,528 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 15:30:19,528 INFO L276 IsEmpty]: Start isEmpty. Operand 935456 states and 1360418 transitions. [2019-09-08 15:30:19,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-08 15:30:19,530 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 15:30:19,530 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 15:30:19,530 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 15:30:19,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 15:30:19,531 INFO L82 PathProgramCache]: Analyzing trace with hash -424772062, now seen corresponding path program 1 times [2019-09-08 15:30:19,531 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 15:30:19,531 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 15:30:19,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:30:19,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 15:30:19,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 15:30:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 15:30:19,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 15:30:19,757 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 15:30:19,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 15:30:19,757 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 15:30:19,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 15:30:19,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 15:30:19,758 INFO L87 Difference]: Start difference. First operand 935456 states and 1360418 transitions. Second operand 3 states.