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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 07:32:22,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 07:32:22,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 07:32:22,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 07:32:22,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 07:32:22,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 07:32:22,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 07:32:22,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 07:32:22,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 07:32:22,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 07:32:22,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 07:32:22,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 07:32:22,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 07:32:22,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 07:32:22,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 07:32:22,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 07:32:22,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 07:32:22,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 07:32:22,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 07:32:22,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 07:32:22,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 07:32:22,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 07:32:22,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 07:32:22,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 07:32:22,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 07:32:22,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 07:32:22,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 07:32:22,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 07:32:22,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 07:32:22,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 07:32:22,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 07:32:22,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 07:32:22,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 07:32:22,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 07:32:22,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 07:32:22,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 07:32:22,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 07:32:22,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 07:32:22,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 07:32:22,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 07:32:22,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 07:32:22,666 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 [2019-10-04 07:32:22,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 07:32:22,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 07:32:22,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 07:32:22,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 07:32:22,690 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 07:32:22,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 07:32:22,691 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 07:32:22,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 07:32:22,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 07:32:22,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 07:32:22,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 07:32:22,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 07:32:22,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 07:32:22,693 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 07:32:22,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 07:32:22,693 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 07:32:22,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 07:32:22,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 07:32:22,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 07:32:22,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 07:32:22,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 07:32:22,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 07:32:22,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 07:32:22,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 07:32:22,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 07:32:22,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 07:32:22,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 07:32:22,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 07:32:22,696 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 [2019-10-04 07:32:22,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 07:32:22,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 07:32:22,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 07:32:22,778 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 07:32:22,778 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 07:32:22,779 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2019-10-04 07:32:22,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0646e20ed/45887f24aea147e5b566cfcac0d32ad8/FLAG149b1e250 [2019-10-04 07:32:23,578 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 07:32:23,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2019-10-04 07:32:23,645 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0646e20ed/45887f24aea147e5b566cfcac0d32ad8/FLAG149b1e250 [2019-10-04 07:32:24,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0646e20ed/45887f24aea147e5b566cfcac0d32ad8 [2019-10-04 07:32:24,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 07:32:24,165 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 07:32:24,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 07:32:24,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 07:32:24,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 07:32:24,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 07:32:24" (1/1) ... [2019-10-04 07:32:24,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@339e961e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 07:32:24, skipping insertion in model container [2019-10-04 07:32:24,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 07:32:24" (1/1) ... [2019-10-04 07:32:24,181 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 07:32:24,295 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 07:32:25,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 07:32:25,737 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 07:32:26,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 07:32:26,209 INFO L192 MainTranslator]: Completed translation [2019-10-04 07:32:26,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 07:32:26 WrapperNode [2019-10-04 07:32:26,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 07:32:26,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 07:32:26,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 07:32:26,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 07:32:26,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 07:32:26" (1/1) ... [2019-10-04 07:32:26,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 07:32:26" (1/1) ... [2019-10-04 07:32:26,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 07:32:26" (1/1) ... [2019-10-04 07:32:26,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 07:32:26" (1/1) ... [2019-10-04 07:32:26,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 07:32:26" (1/1) ... [2019-10-04 07:32:26,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 07:32:26" (1/1) ... [2019-10-04 07:32:26,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 07:32:26" (1/1) ... [2019-10-04 07:32:26,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 07:32:26,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 07:32:26,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 07:32:26,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 07:32:26,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 07:32:26" (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 [2019-10-04 07:32:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 07:32:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 07:32:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-04 07:32:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-04 07:32:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-04 07:32:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-04 07:32:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-04 07:32:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-04 07:32:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-04 07:32:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-04 07:32:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure always_connected [2019-10-04 07:32:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure m5632_recover [2019-10-04 07:32:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_prereset [2019-10-04 07:32:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_postreset [2019-10-04 07:32:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_init [2019-10-04 07:32:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_exit [2019-10-04 07:32:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-10-04 07:32:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 07:32:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-10-04 07:32:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-10-04 07:32:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-10-04 07:32:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2019-10-04 07:32:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-04 07:32:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-10-04 07:32:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-10-04 07:32:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2019-10-04 07:32:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2019-10-04 07:32:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2019-10-04 07:32:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2019-10-04 07:32:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-04 07:32:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-04 07:32:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-04 07:32:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-04 07:32:26,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-04 07:32:26,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-04 07:32:26,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-04 07:32:26,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-04 07:32:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-04 07:32:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-04 07:32:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-04 07:32:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-04 07:32:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-04 07:32:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-04 07:32:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-04 07:32:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-04 07:32:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-04 07:32:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-04 07:32:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-04 07:32:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-04 07:32:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-04 07:32:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-04 07:32:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-04 07:32:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-04 07:32:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-10-04 07:32:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-10-04 07:32:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-10-04 07:32:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-10-04 07:32:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-04 07:32:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-04 07:32:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-04 07:32:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-04 07:32:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-04 07:32:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-04 07:32:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-04 07:32:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-10-04 07:32:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-04 07:32:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-04 07:32:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-04 07:32:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev [2019-10-04 07:32:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev [2019-10-04 07:32:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2019-10-04 07:32:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev [2019-10-04 07:32:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev [2019-10-04 07:32:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev [2019-10-04 07:32:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev [2019-10-04 07:32:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev [2019-10-04 07:32:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev [2019-10-04 07:32:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev [2019-10-04 07:32:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev [2019-10-04 07:32:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-04 07:32:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2019-10-04 07:32:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-04 07:32:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2019-10-04 07:32:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-04 07:32:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-04 07:32:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-04 07:32:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-04 07:32:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-04 07:32:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2019-10-04 07:32:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2019-10-04 07:32:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2019-10-04 07:32:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2019-10-04 07:32:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2019-10-04 07:32:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-04 07:32:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-04 07:32:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-04 07:32:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-04 07:32:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 07:32:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-04 07:32:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-04 07:32:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2019-10-04 07:32:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-04 07:32:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-10-04 07:32:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-04 07:32:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-10-04 07:32:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-04 07:32:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-04 07:32:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 07:32:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-04 07:32:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-04 07:32:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-04 07:32:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-04 07:32:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-04 07:32:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-04 07:32:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-04 07:32:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-04 07:32:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-04 07:32:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-04 07:32:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-04 07:32:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-04 07:32:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-04 07:32:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-04 07:32:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2019-10-04 07:32:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2019-10-04 07:32:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-04 07:32:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-10-04 07:32:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-10-04 07:32:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-10-04 07:32:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-04 07:32:26,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-04 07:32:26,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-04 07:32:26,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-04 07:32:26,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-04 07:32:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-04 07:32:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-04 07:32:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev [2019-10-04 07:32:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev [2019-10-04 07:32:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-10-04 07:32:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2019-10-04 07:32:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2019-10-04 07:32:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-04 07:32:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2019-10-04 07:32:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-04 07:32:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2019-10-04 07:32:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2019-10-04 07:32:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2019-10-04 07:32:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2019-10-04 07:32:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2019-10-04 07:32:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure always_connected [2019-10-04 07:32:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure m5632_recover [2019-10-04 07:32:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-04 07:32:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 07:32:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_prereset [2019-10-04 07:32:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_postreset [2019-10-04 07:32:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_init [2019-10-04 07:32:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_exit [2019-10-04 07:32:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-04 07:32:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2019-10-04 07:32:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-04 07:32:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 07:32:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 07:32:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 07:32:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-04 07:32:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-04 07:32:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-04 07:32:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-04 07:32:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-04 07:32:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-04 07:32:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-04 07:32:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-04 07:32:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-04 07:32:26,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-04 07:32:26,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-04 07:32:26,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-04 07:32:26,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-04 07:32:26,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-04 07:32:26,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-04 07:32:26,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-04 07:32:26,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-04 07:32:26,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-04 07:32:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-04 07:32:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-04 07:32:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-10-04 07:32:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-10-04 07:32:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-10-04 07:32:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-10-04 07:32:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-04 07:32:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-04 07:32:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-04 07:32:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-04 07:32:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-10-04 07:32:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-04 07:32:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-04 07:32:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-04 07:32:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev [2019-10-04 07:32:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev [2019-10-04 07:32:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2019-10-04 07:32:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev [2019-10-04 07:32:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev [2019-10-04 07:32:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev [2019-10-04 07:32:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev [2019-10-04 07:32:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev [2019-10-04 07:32:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev [2019-10-04 07:32:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-04 07:32:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-04 07:32:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-04 07:32:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 07:32:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-04 07:32:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 07:32:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 07:32:26,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-04 07:32:26,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 07:32:27,159 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-04 07:32:29,093 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 07:32:29,094 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-04 07:32:29,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 07:32:29 BoogieIcfgContainer [2019-10-04 07:32:29,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 07:32:29,096 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 07:32:29,096 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 07:32:29,096 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 07:32:29,097 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 07:32:29" (1/1) ... [2019-10-04 07:32:29,098 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 [2019-10-04 07:32:29,128 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 07:32:29,129 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 07:32:29,143 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 07:32:29,152 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 07:32:29,154 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 07:32:31,523 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 2240 [2019-10-04 07:32:32,590 WARN L191 SmtUtils]: Spent 862.00 ms on a formula simplification that was a NOOP. DAG size: 2253 [2019-10-04 07:32:33,469 WARN L191 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 2266 [2019-10-04 07:32:34,404 WARN L191 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 2279 [2019-10-04 07:32:35,265 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 2292 [2019-10-04 07:32:36,173 WARN L191 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 2305 [2019-10-04 07:32:37,167 WARN L191 SmtUtils]: Spent 842.00 ms on a formula simplification that was a NOOP. DAG size: 2318 [2019-10-04 07:32:43,083 WARN L191 SmtUtils]: Spent 814.00 ms on a formula simplification that was a NOOP. DAG size: 2336 [2019-10-04 07:32:44,103 WARN L191 SmtUtils]: Spent 895.00 ms on a formula simplification that was a NOOP. DAG size: 2349 [2019-10-04 07:32:45,079 WARN L191 SmtUtils]: Spent 843.00 ms on a formula simplification that was a NOOP. DAG size: 2362 [2019-10-04 07:32:46,075 WARN L191 SmtUtils]: Spent 882.00 ms on a formula simplification that was a NOOP. DAG size: 2375 [2019-10-04 07:32:47,091 WARN L191 SmtUtils]: Spent 906.00 ms on a formula simplification that was a NOOP. DAG size: 2388 [2019-10-04 07:32:48,315 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 2401 [2019-10-04 07:32:49,390 WARN L191 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 2414 [2019-10-04 07:32:50,979 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2019-10-04 07:32:52,077 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 2403 [2019-10-04 07:32:53,100 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2403 [2019-10-04 07:32:54,085 WARN L191 SmtUtils]: Spent 978.00 ms on a formula simplification that was a NOOP. DAG size: 2403 [2019-10-04 07:32:55,319 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 2487 [2019-10-04 07:32:55,387 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 2517 for LOIs [2019-10-04 07:32:59,162 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 581 [2019-10-04 07:33:01,046 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 2868 [2019-10-04 07:33:04,105 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 2865 [2019-10-04 07:33:07,319 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 581 [2019-10-04 07:33:09,096 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 2726 [2019-10-04 07:33:09,962 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-10-04 07:33:11,540 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 2721 [2019-10-04 07:34:20,254 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-10-04 07:34:21,384 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1824 DAG size of output: 1821 [2019-10-04 07:34:22,742 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 2562 [2019-10-04 07:34:24,035 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 2559 [2019-10-04 07:34:25,319 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 2556 [2019-10-04 07:34:28,553 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 581 [2019-10-04 07:34:30,165 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 2735 [2019-10-04 07:34:31,032 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-10-04 07:34:32,591 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 2730 [2019-10-04 07:35:39,224 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-10-04 07:35:40,243 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 1833 DAG size of output: 1830 [2019-10-04 07:35:41,626 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 2574 [2019-10-04 07:35:42,950 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 2571 [2019-10-04 07:35:44,269 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 2568 [2019-10-04 07:35:47,437 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 581 [2019-10-04 07:35:49,026 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 2734 [2019-10-04 07:35:49,910 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-10-04 07:35:51,450 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 2729 [2019-10-04 07:37:00,477 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-10-04 07:37:01,491 WARN L191 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 1832 DAG size of output: 1829 [2019-10-04 07:37:03,020 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 2588 [2019-10-04 07:37:04,349 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 2585 [2019-10-04 07:37:05,708 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 2582 [2019-10-04 07:37:08,903 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 581 [2019-10-04 07:37:10,494 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 2749 [2019-10-04 07:37:11,427 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-10-04 07:37:13,029 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 2744 [2019-10-04 07:38:22,353 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-10-04 07:38:23,371 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 1847 DAG size of output: 1844 [2019-10-04 07:38:24,895 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 2604 [2019-10-04 07:38:26,248 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 2601 [2019-10-04 07:38:27,591 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 2598 [2019-10-04 07:38:30,958 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 581 [2019-10-04 07:38:32,521 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 2750 [2019-10-04 07:38:33,607 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-10-04 07:38:35,171 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 2745 [2019-10-04 07:39:45,929 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-10-04 07:39:46,947 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 1848 DAG size of output: 1845 [2019-10-04 07:39:48,409 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 2617 [2019-10-04 07:39:49,806 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 2614 [2019-10-04 07:39:51,200 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 2611 [2019-10-04 07:39:54,222 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 581 [2019-10-04 07:39:55,824 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 2751 [2019-10-04 07:39:56,792 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-10-04 07:39:58,385 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 2746 [2019-10-04 07:41:10,736 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-10-04 07:41:11,768 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 1849 DAG size of output: 1846 [2019-10-04 07:41:14,952 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 581 [2019-10-04 07:41:16,537 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 2763 [2019-10-04 07:41:17,561 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-10-04 07:41:19,145 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 2758 [2019-10-04 07:42:31,327 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-10-04 07:42:32,359 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 1861 DAG size of output: 1858 [2019-10-04 07:42:34,205 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 2611 [2019-10-04 07:42:37,950 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 2627 DAG size of output: 2618 [2019-10-04 07:42:41,457 WARN L191 SmtUtils]: Spent 3.47 s on a formula simplification that was a NOOP. DAG size: 2618 [2019-10-04 07:42:41,592 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2019-10-04 07:42:45,515 WARN L191 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 2692 DAG size of output: 2692 [2019-10-04 07:42:47,128 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 2686 [2019-10-04 07:42:51,050 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification that was a NOOP. DAG size: 2685 [2019-10-04 07:42:51,211 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2019-10-04 07:42:55,069 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 2691 DAG size of output: 2685 [2019-10-04 07:42:59,326 WARN L191 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 2627 DAG size of output: 2618 [2019-10-04 07:43:02,817 WARN L191 SmtUtils]: Spent 3.47 s on a formula simplification that was a NOOP. DAG size: 2618 [2019-10-04 07:43:06,751 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 2692 DAG size of output: 2692 [2019-10-04 07:43:09,517 WARN L191 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 2689 DAG size of output: 2687 [2019-10-04 07:43:13,422 WARN L191 SmtUtils]: Spent 3.89 s on a formula simplification that was a NOOP. DAG size: 2685 [2019-10-04 07:43:17,536 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 2686 DAG size of output: 2686 [2019-10-04 07:43:21,165 WARN L191 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 2627 DAG size of output: 2618 [2019-10-04 07:43:24,643 WARN L191 SmtUtils]: Spent 3.46 s on a formula simplification that was a NOOP. DAG size: 2618 [2019-10-04 07:43:24,771 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2019-10-04 07:43:28,586 WARN L191 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 2692 DAG size of output: 2692 [2019-10-04 07:43:31,363 WARN L191 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 2689 DAG size of output: 2687 [2019-10-04 07:43:35,268 WARN L191 SmtUtils]: Spent 3.89 s on a formula simplification that was a NOOP. DAG size: 2685 [2019-10-04 07:43:39,585 WARN L191 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 2686 DAG size of output: 2686 [2019-10-04 07:43:43,247 WARN L191 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 2627 DAG size of output: 2618 [2019-10-04 07:43:46,736 WARN L191 SmtUtils]: Spent 3.47 s on a formula simplification that was a NOOP. DAG size: 2618 [2019-10-04 07:43:50,635 WARN L191 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 2692 DAG size of output: 2692 [2019-10-04 07:43:53,380 WARN L191 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 2689 DAG size of output: 2687 [2019-10-04 07:43:57,269 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification that was a NOOP. DAG size: 2685 [2019-10-04 07:44:01,654 WARN L191 SmtUtils]: Spent 4.31 s on a formula simplification. DAG size of input: 2686 DAG size of output: 2686 [2019-10-04 07:44:05,004 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 581 [2019-10-04 07:44:06,584 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 2741 [2019-10-04 07:44:07,611 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-10-04 07:44:09,185 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 2736 [2019-10-04 07:44:16,083 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 2434 [2019-10-04 07:44:30,156 WARN L191 SmtUtils]: Spent 4.08 s on a formula simplification that was a NOOP. DAG size: 649 [2019-10-04 07:44:31,186 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 2098 DAG size of output: 2036 [2019-10-04 07:45:21,062 WARN L191 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 290 [2019-10-04 07:45:21,594 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 1135 DAG size of output: 1132 [2019-10-04 07:45:21,599 WARN L98 DagInterpreter]: A function never reaches its return [2019-10-04 07:45:25,202 WARN L191 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 2637 DAG size of output: 2628 [2019-10-04 07:45:28,716 WARN L191 SmtUtils]: Spent 3.50 s on a formula simplification that was a NOOP. DAG size: 2628 [2019-10-04 07:45:32,547 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 2702 DAG size of output: 2702 [2019-10-04 07:45:37,710 WARN L191 SmtUtils]: Spent 5.09 s on a formula simplification. DAG size of input: 2708 DAG size of output: 2703 [2019-10-04 07:45:41,405 WARN L191 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 2637 DAG size of output: 2628 [2019-10-04 07:45:44,917 WARN L191 SmtUtils]: Spent 3.49 s on a formula simplification that was a NOOP. DAG size: 2628 [2019-10-04 07:45:48,825 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 2702 DAG size of output: 2702 [2019-10-04 07:45:52,285 WARN L191 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 2637 DAG size of output: 2628 [2019-10-04 07:45:55,814 WARN L191 SmtUtils]: Spent 3.51 s on a formula simplification that was a NOOP. DAG size: 2628 [2019-10-04 07:45:59,712 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 2702 DAG size of output: 2702 [2019-10-04 07:46:03,184 WARN L191 SmtUtils]: Spent 3.46 s on a formula simplification. DAG size of input: 2637 DAG size of output: 2628 [2019-10-04 07:46:06,676 WARN L191 SmtUtils]: Spent 3.47 s on a formula simplification that was a NOOP. DAG size: 2628 [2019-10-04 07:46:10,583 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 2702 DAG size of output: 2702 [2019-10-04 07:46:12,127 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 2747 DAG size of output: 2735 [2019-10-04 07:46:13,565 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 2735 [2019-10-04 07:46:15,104 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 2743 DAG size of output: 2743 [2019-10-04 07:46:19,483 WARN L191 SmtUtils]: Spent 4.37 s on a formula simplification. DAG size of input: 2725 DAG size of output: 2714 [2019-10-04 07:46:24,017 WARN L191 SmtUtils]: Spent 4.33 s on a formula simplification. DAG size of input: 2725 DAG size of output: 2714 [2019-10-04 07:46:28,568 WARN L191 SmtUtils]: Spent 4.35 s on a formula simplification. DAG size of input: 2725 DAG size of output: 2714