java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:31:19,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:31:19,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:31:19,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:31:19,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:31:19,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:31:19,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:31:19,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:31:19,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:31:19,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:31:19,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:31:19,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:31:19,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:31:19,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:31:19,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:31:19,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:31:19,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:31:19,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:31:19,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:31:19,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:31:19,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:31:19,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:31:19,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:31:19,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:31:19,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:31:19,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:31:19,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:31:19,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:31:19,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:31:19,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:31:19,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:31:19,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:31:19,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:31:19,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:31:19,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:31:19,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:31:19,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:31:19,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:31:19,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:31:19,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:31:19,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:31:19,641 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 06:31:19,664 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:31:19,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:31:19,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:31:19,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:31:19,667 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:31:19,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:31:19,668 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:31:19,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:31:19,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:31:19,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:31:19,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:31:19,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:31:19,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:31:19,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:31:19,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:31:19,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:31:19,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:31:19,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:31:19,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:31:19,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:31:19,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:31:19,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:31:19,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:31:19,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:31:19,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:31:19,673 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:31:19,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:31:19,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:31:19,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:31:19,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:31:19,971 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:31:19,974 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:31:19,976 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:31:19,976 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:31:19,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-15 06:31:20,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bda52851a/f16f96b34b9d4ce88331b7b37d6d6d0b/FLAGe4a2faddd [2019-10-15 06:31:20,703 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:31:20,704 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-15 06:31:20,721 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bda52851a/f16f96b34b9d4ce88331b7b37d6d6d0b/FLAGe4a2faddd [2019-10-15 06:31:20,940 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bda52851a/f16f96b34b9d4ce88331b7b37d6d6d0b [2019-10-15 06:31:20,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:31:20,953 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:31:20,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:31:20,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:31:20,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:31:20,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:31:20" (1/1) ... [2019-10-15 06:31:20,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c381ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:20, skipping insertion in model container [2019-10-15 06:31:20,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:31:20" (1/1) ... [2019-10-15 06:31:20,970 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:31:21,023 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:31:21,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:31:21,640 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:31:21,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:31:21,854 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:31:21,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:21 WrapperNode [2019-10-15 06:31:21,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:31:21,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:31:21,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:31:21,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:31:21,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:21" (1/1) ... [2019-10-15 06:31:21,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:21" (1/1) ... [2019-10-15 06:31:21,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:21" (1/1) ... [2019-10-15 06:31:21,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:21" (1/1) ... [2019-10-15 06:31:21,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:21" (1/1) ... [2019-10-15 06:31:22,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:21" (1/1) ... [2019-10-15 06:31:22,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:21" (1/1) ... [2019-10-15 06:31:22,026 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:31:22,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:31:22,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:31:22,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:31:22,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:31:22,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:31:22,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:31:22,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-15 06:31:22,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 06:31:22,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 06:31:22,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-15 06:31:22,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-15 06:31:22,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 06:31:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 06:31:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 06:31:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 06:31:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-10-15 06:31:22,108 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-10-15 06:31:22,109 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2019-10-15 06:31:22,109 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2019-10-15 06:31:22,109 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2019-10-15 06:31:22,111 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2019-10-15 06:31:22,111 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2019-10-15 06:31:22,112 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2019-10-15 06:31:22,112 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2019-10-15 06:31:22,112 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2019-10-15 06:31:22,112 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2019-10-15 06:31:22,112 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2019-10-15 06:31:22,113 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2019-10-15 06:31:22,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_1 [2019-10-15 06:31:22,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_1 [2019-10-15 06:31:22,113 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:31:22,114 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-15 06:31:22,114 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-15 06:31:22,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_7 [2019-10-15 06:31:22,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_8 [2019-10-15 06:31:22,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_9 [2019-10-15 06:31:22,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 06:31:22,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-15 06:31:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 06:31:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 06:31:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 06:31:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 06:31:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2019-10-15 06:31:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2019-10-15 06:31:22,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 06:31:22,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-15 06:31:22,118 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-15 06:31:22,118 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 06:31:22,119 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2019-10-15 06:31:22,119 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 06:31:22,119 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-15 06:31:22,119 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-15 06:31:22,119 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2019-10-15 06:31:22,120 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2019-10-15 06:31:22,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 06:31:22,120 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-10-15 06:31:22,120 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 06:31:22,120 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2019-10-15 06:31:22,121 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-10-15 06:31:22,121 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2019-10-15 06:31:22,121 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2019-10-15 06:31:22,121 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2019-10-15 06:31:22,121 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 06:31:22,122 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 06:31:22,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 06:31:22,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 06:31:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:31:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-15 06:31:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 06:31:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 06:31:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 06:31:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 06:31:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 06:31:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-15 06:31:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-10-15 06:31:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 06:31:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_7 [2019-10-15 06:31:22,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_8 [2019-10-15 06:31:22,125 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-15 06:31:22,125 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 06:31:22,126 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 06:31:22,126 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2019-10-15 06:31:22,127 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-15 06:31:22,127 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-15 06:31:22,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2019-10-15 06:31:22,127 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 06:31:22,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_9 [2019-10-15 06:31:22,128 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:31:22,128 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 06:31:22,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:31:22,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 06:31:22,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 06:31:22,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 06:31:22,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:31:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 06:31:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-15 06:31:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-15 06:31:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 06:31:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 06:31:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 06:31:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 06:31:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 06:31:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_1 [2019-10-15 06:31:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_1 [2019-10-15 06:31:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-15 06:31:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-15 06:31:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2019-10-15 06:31:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-10-15 06:31:22,133 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-10-15 06:31:22,133 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-10-15 06:31:22,133 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2019-10-15 06:31:22,133 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2019-10-15 06:31:22,133 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2019-10-15 06:31:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2019-10-15 06:31:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2019-10-15 06:31:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2019-10-15 06:31:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:31:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:31:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2019-10-15 06:31:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2019-10-15 06:31:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2019-10-15 06:31:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:31:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2019-10-15 06:31:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2019-10-15 06:31:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:31:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:31:22,137 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2019-10-15 06:31:22,137 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2019-10-15 06:31:22,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:31:22,138 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2019-10-15 06:31:22,138 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2019-10-15 06:31:22,139 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2019-10-15 06:31:22,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 06:31:22,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 06:31:22,139 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-15 06:31:22,140 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:31:22,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 06:31:22,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-15 06:31:22,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 06:31:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 06:31:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2019-10-15 06:31:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 06:31:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:31:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:31:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:31:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 06:31:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:31:23,120 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 06:31:23,897 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:31:23,897 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 06:31:23,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:31:23 BoogieIcfgContainer [2019-10-15 06:31:23,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:31:23,900 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:31:23,900 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:31:23,901 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:31:23,902 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:31:23" (1/1) ... [2019-10-15 06:31:23,903 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:31:23,946 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:31:23,947 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:31:23,962 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:31:23,975 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:31:23,977 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:31:26,898 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2019-10-15 06:31:27,722 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2019-10-15 06:31:28,195 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 471 [2019-10-15 06:31:28,231 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 495 for LOIs [2019-10-15 06:31:28,605 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 503 [2019-10-15 06:31:28,792 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-10-15 06:31:29,034 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-10-15 06:31:29,293 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-10-15 06:31:29,425 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-10-15 06:31:29,587 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-10-15 06:31:29,707 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-10-15 06:31:29,820 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-10-15 06:31:30,036 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-10-15 06:31:30,260 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-10-15 06:31:30,382 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-10-15 06:31:30,637 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-10-15 06:31:30,742 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-10-15 06:31:30,856 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-10-15 06:31:30,984 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-10-15 06:31:31,316 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-10-15 06:31:31,610 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-10-15 06:31:31,633 WARN L98 DagInterpreter]: A function never reaches its return [2019-10-15 06:31:32,248 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 505 [2019-10-15 06:31:32,395 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-10-15 06:31:32,603 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-10-15 06:31:32,876 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 505 [2019-10-15 06:31:33,014 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-10-15 06:31:33,169 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-10-15 06:31:33,352 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 505 [2019-10-15 06:31:33,473 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-10-15 06:31:33,595 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-10-15 06:31:33,798 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 539 [2019-10-15 06:31:33,915 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-10-15 06:31:34,045 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-10-15 06:31:34,516 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 553 [2019-10-15 06:31:34,864 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-10-15 06:31:35,294 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 548 [2019-10-15 06:31:35,517 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 542 [2019-10-15 06:31:35,678 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-10-15 06:31:35,808 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:31:36,201 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:31:36,479 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 559 DAG size of output: 549 [2019-10-15 06:31:36,751 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-10-15 06:31:37,143 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 580 [2019-10-15 06:31:40,194 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 617 [2019-10-15 06:31:40,270 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:31:40,566 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 726 [2019-10-15 06:31:40,843 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 687 [2019-10-15 06:31:43,769 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 617 [2019-10-15 06:31:43,830 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:31:44,015 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 726 [2019-10-15 06:31:44,298 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 687 [2019-10-15 06:31:44,412 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 558 DAG size of output: 548 [2019-10-15 06:31:44,652 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-10-15 06:31:44,938 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 558 DAG size of output: 558 [2019-10-15 06:31:45,039 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:31:47,533 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 617 [2019-10-15 06:31:47,764 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 734 [2019-10-15 06:31:48,019 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 695 [2019-10-15 06:31:48,096 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:31:48,260 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 495 [2019-10-15 06:31:48,287 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:31:48,726 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 570 [2019-10-15 06:31:49,003 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 569 [2019-10-15 06:31:49,368 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 572 [2019-10-15 06:31:49,559 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 1 [2019-10-15 06:31:50,017 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 580 DAG size of output: 575 [2019-10-15 06:31:52,722 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 617 [2019-10-15 06:31:53,182 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 840 [2019-10-15 06:31:53,216 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:31:53,422 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 750 [2019-10-15 06:31:53,700 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 711 [2019-10-15 06:31:54,607 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2019-10-15 06:31:54,844 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-10-15 06:31:55,718 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-10-15 06:31:56,030 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-10-15 06:31:56,584 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 546 [2019-10-15 06:31:56,867 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 544