java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-c0cc359-104_1a-drivers--usb--serial--qcserial.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 08:53:55,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 08:53:55,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 08:53:55,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 08:53:55,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 08:53:55,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 08:53:55,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 08:53:55,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 08:53:55,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 08:53:55,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 08:53:55,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 08:53:55,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 08:53:55,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 08:53:55,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 08:53:55,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 08:53:55,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 08:53:55,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 08:53:55,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 08:53:55,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 08:53:55,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 08:53:55,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 08:53:55,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 08:53:55,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 08:53:55,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 08:53:55,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 08:53:55,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 08:53:55,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 08:53:56,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 08:53:56,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 08:53:56,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 08:53:56,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 08:53:56,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 08:53:56,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 08:53:56,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 08:53:56,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 08:53:56,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 08:53:56,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 08:53:56,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 08:53:56,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 08:53:56,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 08:53:56,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 08:53:56,017 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 08:53:56,041 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 08:53:56,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 08:53:56,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 08:53:56,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 08:53:56,045 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 08:53:56,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 08:53:56,045 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 08:53:56,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 08:53:56,046 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 08:53:56,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 08:53:56,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 08:53:56,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 08:53:56,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 08:53:56,048 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 08:53:56,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 08:53:56,048 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 08:53:56,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 08:53:56,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 08:53:56,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 08:53:56,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 08:53:56,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 08:53:56,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 08:53:56,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 08:53:56,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 08:53:56,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 08:53:56,051 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 08:53:56,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 08:53:56,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 08:53:56,051 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 08:53:56,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 08:53:56,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 08:53:56,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 08:53:56,119 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 08:53:56,120 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 08:53:56,121 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-c0cc359-104_1a-drivers--usb--serial--qcserial.ko-entry_point.cil.out.i [2019-10-04 08:53:56,199 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84228a91d/ea00b97b6900430995b5be7b363d0ec9/FLAGb1df07813 [2019-10-04 08:53:56,976 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 08:53:56,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-c0cc359-104_1a-drivers--usb--serial--qcserial.ko-entry_point.cil.out.i [2019-10-04 08:53:57,023 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84228a91d/ea00b97b6900430995b5be7b363d0ec9/FLAGb1df07813 [2019-10-04 08:53:57,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84228a91d/ea00b97b6900430995b5be7b363d0ec9 [2019-10-04 08:53:57,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 08:53:57,078 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 08:53:57,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 08:53:57,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 08:53:57,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 08:53:57,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 08:53:57" (1/1) ... [2019-10-04 08:53:57,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fde0831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:53:57, skipping insertion in model container [2019-10-04 08:53:57,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 08:53:57" (1/1) ... [2019-10-04 08:53:57,092 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 08:53:57,193 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 08:53:58,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 08:53:58,375 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 08:53:58,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 08:53:58,769 INFO L192 MainTranslator]: Completed translation [2019-10-04 08:53:58,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:53:58 WrapperNode [2019-10-04 08:53:58,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 08:53:58,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 08:53:58,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 08:53:58,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 08:53:58,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:53:58" (1/1) ... [2019-10-04 08:53:58,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:53:58" (1/1) ... [2019-10-04 08:53:58,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:53:58" (1/1) ... [2019-10-04 08:53:58,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:53:58" (1/1) ... [2019-10-04 08:53:58,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:53:58" (1/1) ... [2019-10-04 08:53:58,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:53:58" (1/1) ... [2019-10-04 08:53:58,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:53:58" (1/1) ... [2019-10-04 08:53:58,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 08:53:58,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 08:53:58,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 08:53:58,996 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 08:53:58,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:53:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 08:53:59,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 08:53:59,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 08:53:59,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-04 08:53:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-04 08:53:59,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-04 08:53:59,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-04 08:53:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-04 08:53:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-04 08:53:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-04 08:53:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-04 08:53:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-04 08:53:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-04 08:53:59,088 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-04 08:53:59,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-04 08:53:59,089 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-04 08:53:59,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_1 [2019-10-04 08:53:59,091 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-04 08:53:59,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-10-04 08:53:59,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-10-04 08:53:59,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-10-04 08:53:59,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-10-04 08:53:59,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-10-04 08:53:59,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2019-10-04 08:53:59,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2019-10-04 08:53:59,093 INFO L138 BoogieDeclarations]: Found implementation of procedure qcprobe [2019-10-04 08:53:59,094 INFO L138 BoogieDeclarations]: Found implementation of procedure qc_release [2019-10-04 08:53:59,094 INFO L138 BoogieDeclarations]: Found implementation of procedure qcinit [2019-10-04 08:53:59,094 INFO L138 BoogieDeclarations]: Found implementation of procedure qcexit [2019-10-04 08:53:59,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_1 [2019-10-04 08:53:59,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2019-10-04 08:53:59,095 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 08:53:59,095 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-04 08:53:59,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2019-10-04 08:53:59,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_interface_3 [2019-10-04 08:53:59,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_4 [2019-10-04 08:53:59,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_interface_5 [2019-10-04 08:53:59,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_6 [2019-10-04 08:53:59,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_interface_7 [2019-10-04 08:53:59,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_8 [2019-10-04 08:53:59,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_interface_9 [2019-10-04 08:53:59,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_10 [2019-10-04 08:53:59,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_11 [2019-10-04 08:53:59,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_12 [2019-10-04 08:53:59,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_13 [2019-10-04 08:53:59,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc [2019-10-04 08:53:59,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-04 08:53:59,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-04 08:53:59,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-04 08:53:59,099 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-04 08:53:59,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-04 08:53:59,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_2 [2019-10-04 08:53:59,100 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-04 08:53:59,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-04 08:53:59,101 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_autosuspend [2019-10-04 08:53:59,101 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-04 08:53:59,101 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-10-04 08:53:59,101 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2019-10-04 08:53:59,101 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2019-10-04 08:53:59,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-10-04 08:53:59,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2019-10-04 08:53:59,103 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2019-10-04 08:53:59,103 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-10-04 08:53:59,103 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_chars_in_buffer [2019-10-04 08:53:59,103 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_close [2019-10-04 08:53:59,104 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_disconnect [2019-10-04 08:53:59,104 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_open [2019-10-04 08:53:59,104 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_release [2019-10-04 08:53:59,104 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_resume [2019-10-04 08:53:59,105 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_startup [2019-10-04 08:53:59,105 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_suspend [2019-10-04 08:53:59,105 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_write [2019-10-04 08:53:59,105 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_write_room [2019-10-04 08:53:59,105 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-04 08:53:59,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-04 08:53:59,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-04 08:53:59,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-04 08:53:59,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 08:53:59,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-04 08:53:59,108 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-04 08:53:59,109 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-04 08:53:59,109 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-04 08:53:59,109 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-04 08:53:59,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 08:53:59,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-04 08:53:59,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-04 08:53:59,111 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-04 08:53:59,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-04 08:53:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-04 08:53:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-04 08:53:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-04 08:53:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-04 08:53:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-04 08:53:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-04 08:53:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-04 08:53:59,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-04 08:53:59,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-04 08:53:59,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-04 08:53:59,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc [2019-10-04 08:53:59,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-04 08:53:59,115 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-04 08:53:59,115 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-04 08:53:59,115 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-04 08:53:59,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_4 [2019-10-04 08:53:59,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_6 [2019-10-04 08:53:59,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_8 [2019-10-04 08:53:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_10 [2019-10-04 08:53:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_11 [2019-10-04 08:53:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_12 [2019-10-04 08:53:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-04 08:53:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-04 08:53:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_1 [2019-10-04 08:53:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-04 08:53:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_1 [2019-10-04 08:53:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2019-10-04 08:53:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-04 08:53:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-04 08:53:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 08:53:59,119 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-10-04 08:53:59,119 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-10-04 08:53:59,119 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-10-04 08:53:59,120 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-10-04 08:53:59,120 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_autosuspend [2019-10-04 08:53:59,120 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-04 08:53:59,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2019-10-04 08:53:59,121 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-10-04 08:53:59,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 08:53:59,122 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-04 08:53:59,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_13 [2019-10-04 08:53:59,122 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-10-04 08:53:59,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_interface_3 [2019-10-04 08:53:59,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_interface_5 [2019-10-04 08:53:59,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_interface_7 [2019-10-04 08:53:59,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_interface_9 [2019-10-04 08:53:59,124 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2019-10-04 08:53:59,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-04 08:53:59,128 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2019-10-04 08:53:59,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-04 08:53:59,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-10-04 08:53:59,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-10-04 08:53:59,130 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-10-04 08:53:59,130 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-10-04 08:53:59,130 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2019-10-04 08:53:59,130 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2019-10-04 08:53:59,131 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_open [2019-10-04 08:53:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_close [2019-10-04 08:53:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_startup [2019-10-04 08:53:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_disconnect [2019-10-04 08:53:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_release [2019-10-04 08:53:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_write_room [2019-10-04 08:53:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_write [2019-10-04 08:53:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_chars_in_buffer [2019-10-04 08:53:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_suspend [2019-10-04 08:53:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_resume [2019-10-04 08:53:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure qcprobe [2019-10-04 08:53:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 08:53:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure qc_release [2019-10-04 08:53:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure qcinit [2019-10-04 08:53:59,142 INFO L130 BoogieDeclarations]: Found specification of procedure qcexit [2019-10-04 08:53:59,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_2 [2019-10-04 08:53:59,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-04 08:53:59,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-04 08:53:59,142 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 08:53:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-04 08:53:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-04 08:53:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-04 08:53:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 08:53:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 08:53:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-04 08:53:59,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 08:53:59,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 08:54:00,416 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-04 08:54:02,700 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 08:54:02,701 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-04 08:54:02,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 08:54:02 BoogieIcfgContainer [2019-10-04 08:54:02,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 08:54:02,705 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 08:54:02,705 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 08:54:02,705 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 08:54:02,707 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 08:54:02" (1/1) ... [2019-10-04 08:54:02,708 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 08:54:02,752 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 08:54:02,752 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 08:54:02,768 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 08:54:02,781 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 08:54:02,783 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 08:54:34,292 WARN L191 SmtUtils]: Spent 3.02 s on a formula simplification that was a NOOP. DAG size: 3858 [2019-10-04 08:54:48,939 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 305 DAG size of output: 247 [2019-10-04 08:54:51,076 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 3910 [2019-10-04 08:54:52,960 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 3910 [2019-10-04 08:54:54,716 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 3910 [2019-10-04 08:54:57,098 WARN L191 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 4052 [2019-10-04 08:54:57,210 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 4084 for LOIs