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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 06:30:56,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 06:30:56,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 06:30:56,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 06:30:56,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 06:30:56,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 06:30:56,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 06:30:56,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 06:30:56,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 06:30:56,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 06:30:56,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 06:30:56,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 06:30:56,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 06:30:56,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 06:30:56,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 06:30:56,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 06:30:56,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 06:30:56,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 06:30:56,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 06:30:56,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 06:30:56,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 06:30:56,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 06:30:56,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 06:30:56,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 06:30:56,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 06:30:56,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 06:30:56,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 06:30:56,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 06:30:56,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 06:30:56,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 06:30:56,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 06:30:56,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 06:30:56,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 06:30:56,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 06:30:56,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 06:30:56,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 06:30:56,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 06:30:56,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 06:30:56,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 06:30:56,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 06:30:56,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 06:30:56,378 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 [2019-09-19 06:30:56,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 06:30:56,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 06:30:56,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 06:30:56,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 06:30:56,395 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 06:30:56,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 06:30:56,396 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 06:30:56,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 06:30:56,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 06:30:56,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 06:30:56,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 06:30:56,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 06:30:56,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 06:30:56,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 06:30:56,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 06:30:56,398 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 06:30:56,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 06:30:56,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 06:30:56,399 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 06:30:56,399 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 06:30:56,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 06:30:56,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 06:30:56,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 06:30:56,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 06:30:56,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 06:30:56,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 06:30:56,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 06:30:56,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 06:30:56,401 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> ReUseSupersetCallSummarizer 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 [2019-09-19 06:30:56,451 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 06:30:56,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 06:30:56,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 06:30:56,472 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 06:30:56,472 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 06:30:56,473 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-19 06:30:56,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12a56ead2/5876d29cd52c4245801dd2fae59d09c0/FLAGb95f77a96 [2019-09-19 06:30:57,297 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 06:30:57,299 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-19 06:30:57,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12a56ead2/5876d29cd52c4245801dd2fae59d09c0/FLAGb95f77a96 [2019-09-19 06:30:57,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12a56ead2/5876d29cd52c4245801dd2fae59d09c0 [2019-09-19 06:30:57,419 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 06:30:57,420 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 06:30:57,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 06:30:57,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 06:30:57,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 06:30:57,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:30:57" (1/1) ... [2019-09-19 06:30:57,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354e775 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:30:57, skipping insertion in model container [2019-09-19 06:30:57,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:30:57" (1/1) ... [2019-09-19 06:30:57,437 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 06:30:57,535 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 06:30:58,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:30:58,570 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 06:30:58,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:30:58,849 INFO L192 MainTranslator]: Completed translation [2019-09-19 06:30:58,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:30:58 WrapperNode [2019-09-19 06:30:58,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 06:30:58,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 06:30:58,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 06:30:58,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 06:30:58,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:30:58" (1/1) ... [2019-09-19 06:30:58,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:30:58" (1/1) ... [2019-09-19 06:30:58,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:30:58" (1/1) ... [2019-09-19 06:30:58,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:30:58" (1/1) ... [2019-09-19 06:30:59,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:30:58" (1/1) ... [2019-09-19 06:30:59,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:30:58" (1/1) ... [2019-09-19 06:30:59,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:30:58" (1/1) ... [2019-09-19 06:30:59,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 06:30:59,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 06:30:59,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 06:30:59,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 06:30:59,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:30:58" (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 [2019-09-19 06:30:59,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 06:30:59,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 06:30:59,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-19 06:30:59,137 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-09-19 06:30:59,138 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-09-19 06:30:59,138 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-09-19 06:30:59,139 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-19 06:30:59,140 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-19 06:30:59,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-19 06:30:59,141 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2019-09-19 06:30:59,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-19 06:30:59,142 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-19 06:30:59,143 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-19 06:30:59,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-19 06:30:59,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-19 06:30:59,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-19 06:30:59,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-19 06:30:59,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-19 06:30:59,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-19 06:30:59,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-19 06:30:59,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-19 06:30:59,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-19 06:30:59,149 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-19 06:30:59,149 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-19 06:30:59,149 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-19 06:30:59,149 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-19 06:30:59,150 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-19 06:30:59,150 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-19 06:30:59,150 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-09-19 06:30:59,151 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_irq [2019-09-19 06:30:59,151 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_open [2019-09-19 06:30:59,151 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_close [2019-09-19 06:30:59,152 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_probe [2019-09-19 06:30:59,152 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2019-09-19 06:30:59,153 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_init [2019-09-19 06:30:59,153 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_exit [2019-09-19 06:30:59,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-09-19 06:30:59,153 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 06:30:59,154 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-19 06:30:59,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2019-09-19 06:30:59,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2019-09-19 06:30:59,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2019-09-19 06:30:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_5 [2019-09-19 06:30:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_6 [2019-09-19 06:30:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2019-09-19 06:30:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_8 [2019-09-19 06:30:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2019-09-19 06:30:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2019-09-19 06:30:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-19 06:30:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-09-19 06:30:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-09-19 06:30:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-09-19 06:30:59,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-09-19 06:30:59,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-09-19 06:30:59,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-09-19 06:30:59,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-09-19 06:30:59,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-09-19 06:30:59,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-09-19 06:30:59,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-09-19 06:30:59,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-09-19 06:30:59,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-09-19 06:30:59,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-09-19 06:30:59,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-09-19 06:30:59,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-09-19 06:30:59,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-19 06:30:59,162 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-19 06:30:59,163 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-19 06:30:59,163 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-19 06:30:59,164 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-19 06:30:59,164 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-19 06:30:59,164 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-19 06:30:59,165 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-19 06:30:59,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-19 06:30:59,166 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-19 06:30:59,166 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-19 06:30:59,167 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-19 06:30:59,168 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-19 06:30:59,168 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-19 06:30:59,168 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-19 06:30:59,168 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-19 06:30:59,169 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-19 06:30:59,169 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-19 06:30:59,170 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-19 06:30:59,170 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-19 06:30:59,171 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-19 06:30:59,171 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-19 06:30:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 06:30:59,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-19 06:30:59,173 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-09-19 06:30:59,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 06:30:59,173 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-09-19 06:30:59,174 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-09-19 06:30:59,174 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-19 06:30:59,174 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-19 06:30:59,174 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-19 06:30:59,175 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-19 06:30:59,175 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-19 06:30:59,175 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-19 06:30:59,176 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-19 06:30:59,176 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-19 06:30:59,176 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-19 06:30:59,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_8 [2019-09-19 06:30:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2019-09-19 06:30:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-19 06:30:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-19 06:30:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 06:30:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 06:30:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-19 06:30:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2019-09-19 06:30:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-19 06:30:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-19 06:30:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2019-09-19 06:30:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_6 [2019-09-19 06:30:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_5 [2019-09-19 06:30:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2019-09-19 06:30:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2019-09-19 06:30:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2019-09-19 06:30:59,181 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-19 06:30:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-19 06:30:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-19 06:30:59,183 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-19 06:30:59,183 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2019-09-19 06:30:59,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-09-19 06:30:59,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-09-19 06:30:59,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-09-19 06:30:59,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-09-19 06:30:59,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-09-19 06:30:59,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-09-19 06:30:59,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-09-19 06:30:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-19 06:30:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-19 06:30:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-19 06:30:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-19 06:30:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-19 06:30:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 06:30:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-19 06:30:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 06:30:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-19 06:30:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-19 06:30:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 06:30:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 06:30:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-19 06:30:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-19 06:30:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-19 06:30:59,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-19 06:30:59,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-19 06:30:59,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-19 06:30:59,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-19 06:30:59,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-19 06:30:59,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-19 06:30:59,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-09-19 06:30:59,208 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-19 06:30:59,208 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-19 06:30:59,209 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-19 06:30:59,210 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-19 06:30:59,210 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-19 06:30:59,210 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-19 06:30:59,210 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-19 06:30:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-19 06:30:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-19 06:30:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-19 06:30:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-19 06:30:59,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-09-19 06:30:59,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 06:30:59,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_irq [2019-09-19 06:30:59,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_open [2019-09-19 06:30:59,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 06:30:59,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_close [2019-09-19 06:30:59,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_probe [2019-09-19 06:30:59,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2019-09-19 06:30:59,214 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_init [2019-09-19 06:30:59,214 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_exit [2019-09-19 06:30:59,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-19 06:30:59,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-19 06:30:59,215 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 06:30:59,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-19 06:30:59,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-09-19 06:30:59,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-09-19 06:30:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-19 06:30:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-09-19 06:30:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-09-19 06:30:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-09-19 06:30:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-09-19 06:30:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-09-19 06:30:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-09-19 06:30:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-19 06:30:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 06:30:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 06:30:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 06:30:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 06:30:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-19 06:30:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 06:31:00,139 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-19 06:31:01,991 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 06:31:01,992 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-19 06:31:01,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:31:01 BoogieIcfgContainer [2019-09-19 06:31:01,993 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 06:31:01,994 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 06:31:01,994 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 06:31:01,994 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 06:31:01,995 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:31:01" (1/1) ... [2019-09-19 06:31:01,996 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 06:31:02,020 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 06:31:02,020 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 06:31:02,031 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 06:31:02,041 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 06:31:02,043 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 06:31:07,417 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 606 [2019-09-19 06:31:12,395 WARN L191 SmtUtils]: Spent 4.98 s on a formula simplification that was a NOOP. DAG size: 606 [2019-09-19 06:31:18,215 WARN L191 SmtUtils]: Spent 5.14 s on a formula simplification that was a NOOP. DAG size: 611 [2019-09-19 06:31:24,632 WARN L191 SmtUtils]: Spent 5.99 s on a formula simplification. DAG size of input: 599 DAG size of output: 573 [2019-09-19 06:31:24,650 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 613 for LOIs [2019-09-19 06:31:25,851 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2019-09-19 06:31:36,129 WARN L191 SmtUtils]: Spent 10.26 s on a formula simplification. DAG size of input: 880 DAG size of output: 594 [2019-09-19 06:31:42,961 WARN L191 SmtUtils]: Spent 6.47 s on a formula simplification. DAG size of input: 629 DAG size of output: 589 [2019-09-19 06:31:46,078 WARN L191 SmtUtils]: Spent 3.11 s on a formula simplification that was a NOOP. DAG size: 591 [2019-09-19 06:31:49,150 WARN L191 SmtUtils]: Spent 3.07 s on a formula simplification that was a NOOP. DAG size: 591 [2019-09-19 06:31:57,147 WARN L191 SmtUtils]: Spent 7.99 s on a formula simplification. DAG size of input: 689 DAG size of output: 614 [2019-09-19 06:32:00,794 WARN L191 SmtUtils]: Spent 3.65 s on a formula simplification that was a NOOP. DAG size: 614 [2019-09-19 06:32:01,781 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2019-09-19 06:32:11,221 WARN L191 SmtUtils]: Spent 9.43 s on a formula simplification. DAG size of input: 802 DAG size of output: 590 [2019-09-19 06:32:17,484 WARN L191 SmtUtils]: Spent 6.03 s on a formula simplification. DAG size of input: 615 DAG size of output: 587 [2019-09-19 06:32:21,003 WARN L191 SmtUtils]: Spent 3.43 s on a formula simplification that was a NOOP. DAG size: 586 [2019-09-19 06:32:21,802 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 982 DAG size of output: 978 [2019-09-19 06:32:22,056 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 978 [2019-09-19 06:32:22,742 WARN L191 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 984 DAG size of output: 978 [2019-09-19 06:32:23,027 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 978 [2019-09-19 06:32:31,890 WARN L191 SmtUtils]: Spent 8.17 s on a formula simplification. DAG size of input: 743 DAG size of output: 604 [2019-09-19 06:32:35,245 WARN L191 SmtUtils]: Spent 3.25 s on a formula simplification that was a NOOP. DAG size: 601 [2019-09-19 06:32:38,636 WARN L191 SmtUtils]: Spent 3.31 s on a formula simplification that was a NOOP. DAG size: 597 [2019-09-19 06:32:38,642 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 06:32:47,617 WARN L191 SmtUtils]: Spent 8.60 s on a formula simplification. DAG size of input: 743 DAG size of output: 604 [2019-09-19 06:32:50,963 WARN L191 SmtUtils]: Spent 3.22 s on a formula simplification that was a NOOP. DAG size: 601 [2019-09-19 06:32:54,172 WARN L191 SmtUtils]: Spent 3.14 s on a formula simplification that was a NOOP. DAG size: 597 [2019-09-19 06:33:02,913 WARN L191 SmtUtils]: Spent 8.15 s on a formula simplification. DAG size of input: 745 DAG size of output: 605 [2019-09-19 06:33:06,202 WARN L191 SmtUtils]: Spent 3.21 s on a formula simplification that was a NOOP. DAG size: 602 [2019-09-19 06:33:09,546 WARN L191 SmtUtils]: Spent 3.26 s on a formula simplification that was a NOOP. DAG size: 597 [2019-09-19 06:33:18,685 WARN L191 SmtUtils]: Spent 8.67 s on a formula simplification. DAG size of input: 759 DAG size of output: 618 [2019-09-19 06:33:22,116 WARN L191 SmtUtils]: Spent 3.35 s on a formula simplification that was a NOOP. DAG size: 615 [2019-09-19 06:33:25,646 WARN L191 SmtUtils]: Spent 3.44 s on a formula simplification that was a NOOP. DAG size: 611 [2019-09-19 06:33:27,522 WARN L191 SmtUtils]: Spent 815.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2019-09-19 06:33:45,683 WARN L191 SmtUtils]: Spent 18.15 s on a formula simplification. DAG size of input: 868 DAG size of output: 641 [2019-09-19 06:33:46,211 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 06:33:54,658 WARN L191 SmtUtils]: Spent 8.43 s on a formula simplification. DAG size of input: 701 DAG size of output: 636 [2019-09-19 06:33:55,259 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 864 [2019-09-19 06:33:55,567 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 864 [2019-09-19 06:33:56,022 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 857 [2019-09-19 06:33:56,190 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 857 [2019-09-19 06:33:56,604 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 868 [2019-09-19 06:34:02,519 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= v_main_~tmp~18.base_BEFORE_CALL_6 v_prenex_97) [2019-09-19 06:34:06,909 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string178.base| v_main_~tmp~18.base_BEFORE_CALL_6) [2019-09-19 06:34:09,480 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= v_main_~tmp~18.base_BEFORE_CALL_6 |#t~string49.base|) [2019-09-19 06:34:13,235 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= v_main_~tmp~18.base_BEFORE_CALL_6 v_prenex_110) [2019-09-19 06:34:17,166 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= v_prenex_98 v_prenex_108) [2019-09-19 06:34:23,182 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= v_prenex_112 |#t~string153.base|) [2019-09-19 06:34:26,558 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string137.base| v_prenex_113) [2019-09-19 06:34:35,058 WARN L191 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 559