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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 01:46:32,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 01:46:32,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 01:46:32,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 01:46:32,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 01:46:32,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 01:46:32,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 01:46:32,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 01:46:32,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 01:46:32,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 01:46:32,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 01:46:32,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 01:46:32,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 01:46:32,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 01:46:32,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 01:46:32,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 01:46:32,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 01:46:32,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 01:46:32,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 01:46:32,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 01:46:32,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 01:46:32,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 01:46:32,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 01:46:32,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 01:46:32,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 01:46:32,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 01:46:32,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 01:46:32,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 01:46:32,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 01:46:32,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 01:46:32,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 01:46:32,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 01:46:32,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 01:46:32,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 01:46:32,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 01:46:32,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 01:46:32,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 01:46:32,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 01:46:32,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 01:46:32,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 01:46:32,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 01:46:32,245 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 [2019-09-18 01:46:32,259 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 01:46:32,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 01:46:32,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 01:46:32,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 01:46:32,261 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 01:46:32,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 01:46:32,261 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 01:46:32,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 01:46:32,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 01:46:32,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 01:46:32,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 01:46:32,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 01:46:32,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 01:46:32,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 01:46:32,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 01:46:32,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 01:46:32,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 01:46:32,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 01:46:32,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 01:46:32,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 01:46:32,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 01:46:32,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 01:46:32,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 01:46:32,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 01:46:32,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 01:46:32,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 01:46:32,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 01:46:32,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 01:46:32,266 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 01:46:32,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 01:46:32,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 01:46:32,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 01:46:32,316 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 01:46:32,316 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 01:46:32,317 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i [2019-09-18 01:46:32,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5099808d/817d668b0aa2435d8826445f2e833a71/FLAGb05a707ce [2019-09-18 01:46:33,000 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 01:46:33,001 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i [2019-09-18 01:46:33,036 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5099808d/817d668b0aa2435d8826445f2e833a71/FLAGb05a707ce [2019-09-18 01:46:33,188 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5099808d/817d668b0aa2435d8826445f2e833a71 [2019-09-18 01:46:33,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 01:46:33,201 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 01:46:33,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 01:46:33,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 01:46:33,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 01:46:33,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:46:33" (1/1) ... [2019-09-18 01:46:33,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e2a17dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:46:33, skipping insertion in model container [2019-09-18 01:46:33,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:46:33" (1/1) ... [2019-09-18 01:46:33,216 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 01:46:33,302 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 01:46:34,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 01:46:34,291 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 01:46:34,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 01:46:34,606 INFO L192 MainTranslator]: Completed translation [2019-09-18 01:46:34,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:46:34 WrapperNode [2019-09-18 01:46:34,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 01:46:34,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 01:46:34,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 01:46:34,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 01:46:34,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:46:34" (1/1) ... [2019-09-18 01:46:34,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:46:34" (1/1) ... [2019-09-18 01:46:34,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:46:34" (1/1) ... [2019-09-18 01:46:34,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:46:34" (1/1) ... [2019-09-18 01:46:34,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:46:34" (1/1) ... [2019-09-18 01:46:34,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:46:34" (1/1) ... [2019-09-18 01:46:34,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:46:34" (1/1) ... [2019-09-18 01:46:34,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 01:46:34,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 01:46:34,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 01:46:34,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 01:46:34,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:46:34" (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 [2019-09-18 01:46:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 01:46:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 01:46:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-09-18 01:46:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2019-09-18 01:46:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2019-09-18 01:46:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-18 01:46:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-09-18 01:46:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-18 01:46:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-18 01:46:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-18 01:46:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-18 01:46:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure extract_value [2019-09-18 01:46:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_send_message [2019-09-18 01:46:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_ver_check [2019-09-18 01:46:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_query_sensor_count [2019-09-18 01:46:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_query_sensor_name [2019-09-18 01:46:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_query_sensor_data [2019-09-18 01:46:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_reset_high_low_data [2019-09-18 01:46:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_update_device [2019-09-18 01:46:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bmc_data [2019-09-18 01:46:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure show_name [2019-09-18 01:46:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_show_sensor [2019-09-18 01:46:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_reset_high_low [2019-09-18 01:46:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_sensor [2019-09-18 01:46:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure is_temp_sensor [2019-09-18 01:46:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure power_sensor_multiplier [2019-09-18 01:46:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure create_sensor [2019-09-18 01:46:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_find_sensors [2019-09-18 01:46:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_register_bmc [2019-09-18 01:46:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_bmc_delete [2019-09-18 01:46:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_bmc_gone [2019-09-18 01:46:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_msg_handler [2019-09-18 01:46:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_init [2019-09-18 01:46:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_exit [2019-09-18 01:46:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 01:46:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-18 01:46:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_5 [2019-09-18 01:46:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_6 [2019-09-18 01:46:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_7 [2019-09-18 01:46:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-18 01:46:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-18 01:46:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-18 01:46:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-18 01:46:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-18 01:46:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-18 01:46:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2019-09-18 01:46:34,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2019-09-18 01:46:34,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute_2 [2019-09-18 01:46:34,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-18 01:46:34,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-18 01:46:34,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-18 01:46:34,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-18 01:46:34,922 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-18 01:46:34,922 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-09-18 01:46:34,922 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-18 01:46:34,922 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-18 01:46:34,922 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-18 01:46:34,922 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-09-18 01:46:34,922 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2019-09-18 01:46:34,923 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2019-09-18 01:46:34,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_create_user [2019-09-18 01:46:34,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2019-09-18 01:46:34,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2019-09-18 01:46:34,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_request_settime [2019-09-18 01:46:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_watcher_register [2019-09-18 01:46:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_watcher_unregister [2019-09-18 01:46:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_validate_addr [2019-09-18 01:46:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-18 01:46:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-09-18 01:46:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-18 01:46:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-18 01:46:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-18 01:46:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-09-18 01:46:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-18 01:46:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-18 01:46:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-18 01:46:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 01:46:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 01:46:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-18 01:46:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-09-18 01:46:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2019-09-18 01:46:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 01:46:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2019-09-18 01:46:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-18 01:46:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-09-18 01:46:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-18 01:46:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-18 01:46:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-18 01:46:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 01:46:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-18 01:46:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-18 01:46:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-18 01:46:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-18 01:46:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-18 01:46:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-09-18 01:46:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 01:46:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 01:46:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-09-18 01:46:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-09-18 01:46:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_5 [2019-09-18 01:46:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_6 [2019-09-18 01:46:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_7 [2019-09-18 01:46:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-09-18 01:46:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-18 01:46:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-18 01:46:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-18 01:46:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-18 01:46:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2019-09-18 01:46:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2019-09-18 01:46:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute_2 [2019-09-18 01:46:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-18 01:46:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 01:46:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 01:46:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 01:46:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-18 01:46:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 01:46:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-18 01:46:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-18 01:46:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-18 01:46:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2019-09-18 01:46:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_create_user [2019-09-18 01:46:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2019-09-18 01:46:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_request_settime [2019-09-18 01:46:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_watcher_register [2019-09-18 01:46:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_watcher_unregister [2019-09-18 01:46:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_validate_addr [2019-09-18 01:46:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2019-09-18 01:46:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2019-09-18 01:46:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure extract_value [2019-09-18 01:46:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_msg_handler [2019-09-18 01:46:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_register_bmc [2019-09-18 01:46:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_bmc_gone [2019-09-18 01:46:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_send_message [2019-09-18 01:46:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_ver_check [2019-09-18 01:46:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_query_sensor_count [2019-09-18 01:46:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_query_sensor_name [2019-09-18 01:46:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_query_sensor_data [2019-09-18 01:46:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_reset_high_low_data [2019-09-18 01:46:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_update_device [2019-09-18 01:46:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure get_bmc_data [2019-09-18 01:46:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure show_name [2019-09-18 01:46:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_show_sensor [2019-09-18 01:46:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_reset_high_low [2019-09-18 01:46:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_sensor [2019-09-18 01:46:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure is_temp_sensor [2019-09-18 01:46:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure power_sensor_multiplier [2019-09-18 01:46:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure create_sensor [2019-09-18 01:46:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 01:46:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_find_sensors [2019-09-18 01:46:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_bmc_delete [2019-09-18 01:46:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-18 01:46:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-18 01:46:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_init [2019-09-18 01:46:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_exit [2019-09-18 01:46:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-18 01:46:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-18 01:46:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-09-18 01:46:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 01:46:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-18 01:46:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-18 01:46:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-18 01:46:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-18 01:46:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-18 01:46:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-18 01:46:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-18 01:46:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 01:46:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 01:46:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 01:46:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-18 01:46:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 01:46:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-18 01:46:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-18 01:46:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-18 01:46:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-18 01:46:37,514 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 01:46:37,515 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 01:46:37,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:46:37 BoogieIcfgContainer [2019-09-18 01:46:37,517 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 01:46:37,518 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 01:46:37,518 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 01:46:37,518 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 01:46:37,520 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:46:37" (1/1) ... [2019-09-18 01:46:37,520 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 01:46:37,572 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 01:46:37,572 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 01:46:37,602 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 01:46:37,613 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 01:46:37,615 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 01:47:58,918 WARN L191 SmtUtils]: Spent 50.03 s on a formula simplification that was a NOOP. DAG size: 726 [2019-09-18 01:48:09,234 WARN L191 SmtUtils]: Spent 7.96 s on a formula simplification. DAG size of input: 704 DAG size of output: 642 [2019-09-18 01:48:13,154 WARN L191 SmtUtils]: Spent 3.91 s on a formula simplification that was a NOOP. DAG size: 642 [2019-09-18 01:48:16,708 WARN L191 SmtUtils]: Spent 3.55 s on a formula simplification that was a NOOP. DAG size: 642 [2019-09-18 01:48:17,037 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-18 01:48:26,147 WARN L191 SmtUtils]: Spent 9.11 s on a formula simplification. DAG size of input: 718 DAG size of output: 657 [2019-09-18 01:48:26,176 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 677 for LOIs [2019-09-18 01:48:27,254 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 01:48:27,568 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 89 [2019-09-18 01:48:27,712 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 01:48:27,877 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 01:48:28,067 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 01:48:28,245 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 01:48:28,414 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 01:48:28,864 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2019-09-18 01:48:29,090 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 01:48:29,313 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 01:48:29,570 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 01:48:29,802 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 01:48:30,054 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 01:48:30,804 WARN L191 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 122 [2019-09-18 01:48:31,584 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 48 [2019-09-18 01:48:31,841 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 01:48:31,969 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 63 [2019-09-18 01:48:32,270 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 64 [2019-09-18 01:48:32,534 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2019-09-18 01:48:32,724 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 64 [2019-09-18 01:48:32,992 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2019-09-18 01:48:33,130 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 01:48:33,263 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 01:48:33,540 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2019-09-18 01:48:33,953 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 82 [2019-09-18 01:48:34,061 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 01:48:34,181 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 01:48:34,403 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 82 [2019-09-18 01:48:34,907 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2019-09-18 01:48:35,226 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 54 [2019-09-18 01:48:35,454 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 54 [2019-09-18 01:48:35,742 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2019-09-18 01:48:45,396 WARN L191 SmtUtils]: Spent 9.00 s on a formula simplification. DAG size of input: 699 DAG size of output: 686 [2019-09-18 01:48:49,767 WARN L191 SmtUtils]: Spent 4.37 s on a formula simplification that was a NOOP. DAG size: 686 [2019-09-18 01:48:50,214 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-18 01:49:00,104 WARN L191 SmtUtils]: Spent 9.89 s on a formula simplification. DAG size of input: 744 DAG size of output: 688 [2019-09-18 01:49:00,569 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 01:49:00,858 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 01:49:01,267 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 01:49:01,550 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 01:49:01,749 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 01:49:01,906 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-18 01:49:02,112 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 01:49:02,406 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 01:49:02,891 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-18 01:49:03,569 WARN L191 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 97 [2019-09-18 01:49:04,814 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 143 DAG size of output: 135