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-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-15 11:58:16,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-15 11:58:16,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-15 11:58:16,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-15 11:58:16,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-15 11:58:16,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-15 11:58:16,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-15 11:58:16,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-15 11:58:17,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-15 11:58:17,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-15 11:58:17,002 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-15 11:58:17,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-15 11:58:17,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-15 11:58:17,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-15 11:58:17,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-15 11:58:17,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-15 11:58:17,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-15 11:58:17,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-15 11:58:17,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-15 11:58:17,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-15 11:58:17,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-15 11:58:17,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-15 11:58:17,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-15 11:58:17,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-15 11:58:17,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-15 11:58:17,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-15 11:58:17,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-15 11:58:17,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-15 11:58:17,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-15 11:58:17,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-15 11:58:17,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-15 11:58:17,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-15 11:58:17,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-15 11:58:17,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-15 11:58:17,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-15 11:58:17,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-15 11:58:17,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-15 11:58:17,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-15 11:58:17,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-15 11:58:17,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-15 11:58:17,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-15 11:58:17,030 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2019-08-15 11:58:17,057 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-15 11:58:17,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-15 11:58:17,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-15 11:58:17,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-15 11:58:17,060 INFO L138 SettingsManager]: * Use SBE=true [2019-08-15 11:58:17,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-15 11:58:17,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-15 11:58:17,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-15 11:58:17,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-15 11:58:17,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-15 11:58:17,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-15 11:58:17,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-15 11:58:17,062 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-15 11:58:17,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-15 11:58:17,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-15 11:58:17,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-15 11:58:17,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-15 11:58:17,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-15 11:58:17,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-15 11:58:17,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-15 11:58:17,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-15 11:58:17,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-15 11:58:17,065 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-15 11:58:17,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-15 11:58:17,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-15 11:58:17,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-15 11:58:17,066 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-15 11:58:17,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-15 11:58:17,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-15 11:58:17,129 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-15 11:58:17,130 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-15 11:58:17,131 INFO L275 PluginConnector]: CDTParser initialized [2019-08-15 11:58:17,131 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2019-08-15 11:58:17,188 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d57caaeac/1a23f6ee388a4217b1b36245246f2ced/FLAGd9e1da5e5 [2019-08-15 11:58:17,990 INFO L306 CDTParser]: Found 1 translation units. [2019-08-15 11:58:17,993 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2019-08-15 11:58:18,040 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d57caaeac/1a23f6ee388a4217b1b36245246f2ced/FLAGd9e1da5e5 [2019-08-15 11:58:18,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d57caaeac/1a23f6ee388a4217b1b36245246f2ced [2019-08-15 11:58:18,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-15 11:58:18,522 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-15 11:58:18,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-15 11:58:18,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-15 11:58:18,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-15 11:58:18,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 11:58:18" (1/1) ... [2019-08-15 11:58:18,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@340dc450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 11:58:18, skipping insertion in model container [2019-08-15 11:58:18,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 11:58:18" (1/1) ... [2019-08-15 11:58:18,538 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-15 11:58:18,667 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-15 11:58:20,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-15 11:58:20,331 INFO L188 MainTranslator]: Completed pre-run [2019-08-15 11:58:20,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-15 11:58:20,955 INFO L192 MainTranslator]: Completed translation [2019-08-15 11:58:20,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 11:58:20 WrapperNode [2019-08-15 11:58:20,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-15 11:58:20,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-15 11:58:20,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-15 11:58:20,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-15 11:58:20,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 11:58:20" (1/1) ... [2019-08-15 11:58:20,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 11:58:20" (1/1) ... [2019-08-15 11:58:21,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 11:58:20" (1/1) ... [2019-08-15 11:58:21,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 11:58:20" (1/1) ... [2019-08-15 11:58:21,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 11:58:20" (1/1) ... [2019-08-15 11:58:21,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 11:58:20" (1/1) ... [2019-08-15 11:58:21,675 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 11:58:20" (1/1) ... [2019-08-15 11:58:21,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-15 11:58:21,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-15 11:58:21,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-15 11:58:21,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-15 11:58:21,705 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 11:58:20" (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 [2019-08-15 11:58:21,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-15 11:58:21,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-15 11:58:21,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-08-15 11:58:21,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-08-15 11:58:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-08-15 11:58:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-08-15 11:58:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-08-15 11:58:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-08-15 11:58:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-08-15 11:58:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-08-15 11:58:21,786 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-08-15 11:58:21,786 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-08-15 11:58:21,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-08-15 11:58:21,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-08-15 11:58:21,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-08-15 11:58:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-08-15 11:58:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-08-15 11:58:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-08-15 11:58:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_readwrite_dw [2019-08-15 11:58:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_v8_memory_req [2019-08-15 11:58:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_memory_req [2019-08-15 11:58:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_get_mac_addr [2019-08-15 11:58:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_i2c_req [2019-08-15 11:58:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_read_ibi_reg [2019-08-15 11:58:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_write_ibi_reg [2019-08-15 11:58:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_i2c_request [2019-08-15 11:58:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_process_frame [2019-08-15 11:58:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_urb_complete [2019-08-15 11:58:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_stream_control [2019-08-15 11:58:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_transfer_exit [2019-08-15 11:58:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_transfer_init [2019-08-15 11:58:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_init [2019-08-15 11:58:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_exit [2019-08-15 11:58:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_probe [2019-08-15 11:58:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_disconnect [2019-08-15 11:58:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_driver_init [2019-08-15 11:58:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_driver_exit [2019-08-15 11:58:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-15 11:58:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-08-15 11:58:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-08-15 11:58:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-08-15 11:58:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-08-15 11:58:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-08-15 11:58:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-08-15 11:58:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-08-15 11:58:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_8 [2019-08-15 11:58:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_9 [2019-08-15 11:58:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-08-15 11:58:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-08-15 11:58:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-08-15 11:58:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-08-15 11:58:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-08-15 11:58:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-08-15 11:58:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-08-15 11:58:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-08-15 11:58:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-08-15 11:58:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-08-15 11:58:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-08-15 11:58:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-08-15 11:58:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-08-15 11:58:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-08-15 11:58:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-08-15 11:58:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-08-15 11:58:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-08-15 11:58:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-15 11:58:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-15 11:58:21,800 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-08-15 11:58:21,800 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-08-15 11:58:21,800 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-08-15 11:58:21,801 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-08-15 11:58:21,801 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_exit [2019-08-15 11:58:21,801 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_initialize [2019-08-15 11:58:21,801 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_kfree [2019-08-15 11:58:21,801 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_kmalloc [2019-08-15 11:58:21,801 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_pass_dmx_packets [2019-08-15 11:58:21,802 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_sram_ctrl [2019-08-15 11:58:21,802 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_sram_set_dest [2019-08-15 11:58:21,803 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_wan_set_speed [2019-08-15 11:58:21,803 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-08-15 11:58:21,803 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-08-15 11:58:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-08-15 11:58:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-08-15 11:58:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-08-15 11:58:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-08-15 11:58:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-08-15 11:58:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-08-15 11:58:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-08-15 11:58:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-08-15 11:58:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-08-15 11:58:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-08-15 11:58:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-08-15 11:58:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-08-15 11:58:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-08-15 11:58:21,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-08-15 11:58:21,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-08-15 11:58:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-15 11:58:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-08-15 11:58:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-08-15 11:58:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-08-15 11:58:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-08-15 11:58:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-08-15 11:58:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-15 11:58:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-08-15 11:58:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-08-15 11:58:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-08-15 11:58:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-08-15 11:58:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-08-15 11:58:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-08-15 11:58:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-08-15 11:58:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-08-15 11:58:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-08-15 11:58:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-08-15 11:58:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-08-15 11:58:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-08-15 11:58:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-08-15 11:58:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-08-15 11:58:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-08-15 11:58:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-08-15 11:58:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-15 11:58:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-08-15 11:58:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-08-15 11:58:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-08-15 11:58:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-08-15 11:58:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-08-15 11:58:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-08-15 11:58:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_8 [2019-08-15 11:58:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-08-15 11:58:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_9 [2019-08-15 11:58:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-08-15 11:58:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-08-15 11:58:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-08-15 11:58:21,815 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-08-15 11:58:21,815 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-08-15 11:58:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-08-15 11:58:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-08-15 11:58:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-15 11:58:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-08-15 11:58:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-08-15 11:58:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-08-15 11:58:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-08-15 11:58:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-08-15 11:58:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-08-15 11:58:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-08-15 11:58:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-08-15 11:58:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-08-15 11:58:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-15 11:58:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-08-15 11:58:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-08-15 11:58:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-08-15 11:58:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_pass_dmx_packets [2019-08-15 11:58:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_kmalloc [2019-08-15 11:58:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_kfree [2019-08-15 11:58:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_initialize [2019-08-15 11:58:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_exit [2019-08-15 11:58:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_sram_set_dest [2019-08-15 11:58:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_wan_set_speed [2019-08-15 11:58:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_sram_ctrl [2019-08-15 11:58:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_readwrite_dw [2019-08-15 11:58:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_v8_memory_req [2019-08-15 11:58:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_memory_req [2019-08-15 11:58:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_get_mac_addr [2019-08-15 11:58:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_i2c_req [2019-08-15 11:58:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_read_ibi_reg [2019-08-15 11:58:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-15 11:58:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-15 11:58:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_write_ibi_reg [2019-08-15 11:58:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_i2c_request [2019-08-15 11:58:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-08-15 11:58:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_process_frame [2019-08-15 11:58:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-08-15 11:58:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_urb_complete [2019-08-15 11:58:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_stream_control [2019-08-15 11:58:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_transfer_exit [2019-08-15 11:58:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_transfer_init [2019-08-15 11:58:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-15 11:58:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-08-15 11:58:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_init [2019-08-15 11:58:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_exit [2019-08-15 11:58:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_probe [2019-08-15 11:58:21,832 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_disconnect [2019-08-15 11:58:21,832 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_driver_init [2019-08-15 11:58:21,832 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_driver_exit [2019-08-15 11:58:21,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-15 11:58:21,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-15 11:58:21,832 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-15 11:58:21,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-08-15 11:58:21,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-08-15 11:58:21,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-08-15 11:58:21,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-08-15 11:58:21,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-08-15 11:58:21,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-08-15 11:58:21,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-08-15 11:58:21,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-08-15 11:58:21,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-08-15 11:58:21,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-08-15 11:58:21,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-08-15 11:58:21,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-08-15 11:58:21,835 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-08-15 11:58:21,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-15 11:58:21,835 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-15 11:58:21,835 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-08-15 11:58:21,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-15 11:58:21,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-15 11:58:21,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-15 11:58:21,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-15 11:58:21,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-08-15 11:58:21,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-08-15 11:58:21,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-08-15 11:58:21,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-08-15 12:00:31,595 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-15 12:00:31,595 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-15 12:00:31,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.08 12:00:31 BoogieIcfgContainer [2019-08-15 12:00:31,597 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-15 12:00:31,597 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-15 12:00:31,597 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-15 12:00:31,598 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-15 12:00:31,598 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.08 12:00:31" (1/1) ... [2019-08-15 12:03:21,871 WARN L188 SmtUtils]: Spent 1.74 m on a formula simplification that was a NOOP. DAG size: 862 [2019-08-15 12:03:26,299 WARN L188 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 127 [2019-08-15 12:03:37,706 WARN L188 SmtUtils]: Spent 11.40 s on a formula simplification. DAG size of input: 852 DAG size of output: 778 [2019-08-15 12:05:03,720 WARN L188 SmtUtils]: Spent 1.41 m on a formula simplification that was a NOOP. DAG size: 203 [2019-08-15 12:06:24,377 WARN L188 SmtUtils]: Spent 1.33 m on a formula simplification that was a NOOP. DAG size: 199 [2019-08-15 12:07:33,499 WARN L188 SmtUtils]: Spent 1.09 m on a formula simplification that was a NOOP. DAG size: 193 [2019-08-15 12:08:24,249 WARN L188 SmtUtils]: Spent 50.60 s on a formula simplification that was a NOOP. DAG size: 189 [2019-08-15 12:09:10,872 WARN L188 SmtUtils]: Spent 46.34 s on a formula simplification that was a NOOP. DAG size: 185 [2019-08-15 12:09:53,091 WARN L188 SmtUtils]: Spent 41.47 s on a formula simplification that was a NOOP. DAG size: 181 [2019-08-15 12:10:23,191 WARN L188 SmtUtils]: Spent 29.56 s on a formula simplification that was a NOOP. DAG size: 177 [2019-08-15 12:10:52,483 WARN L188 SmtUtils]: Spent 25.57 s on a formula simplification that was a NOOP. DAG size: 173 [2019-08-15 12:11:15,322 WARN L188 SmtUtils]: Spent 22.57 s on a formula simplification that was a NOOP. DAG size: 170 [2019-08-15 12:11:33,273 WARN L188 SmtUtils]: Spent 17.82 s on a formula simplification that was a NOOP. DAG size: 166 [2019-08-15 12:11:47,742 WARN L188 SmtUtils]: Spent 11.75 s on a formula simplification that was a NOOP. DAG size: 160 [2019-08-15 12:11:55,494 WARN L188 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 88 [2019-08-15 12:12:23,211 WARN L188 SmtUtils]: Spent 27.71 s on a formula simplification. DAG size of input: 208 DAG size of output: 189 [2019-08-15 12:12:34,604 WARN L188 SmtUtils]: Spent 11.38 s on a formula simplification that was a NOOP. DAG size: 185 [2019-08-15 12:12:42,346 WARN L188 SmtUtils]: Spent 7.73 s on a formula simplification that was a NOOP. DAG size: 181 [2019-08-15 12:12:49,024 WARN L188 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 305 DAG size of output: 244