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-v0.8/linux-stable-c0cc359-1-104_1a-drivers--usb--serial--qcserial.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:26:10,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:26:10,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:26:10,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:26:10,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:26:10,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:26:10,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:26:10,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:26:10,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:26:10,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:26:10,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:26:10,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:26:10,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:26:10,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:26:10,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:26:10,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:26:10,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:26:10,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:26:10,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:26:10,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:26:10,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:26:10,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:26:10,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:26:10,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:26:10,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:26:10,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:26:10,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:26:10,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:26:10,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:26:10,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:26:10,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:26:10,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:26:10,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:26:10,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:26:10,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:26:10,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:26:10,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:26:10,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:26:10,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:26:10,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:26:10,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:26:10,972 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 [2019-10-14 02:26:10,993 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:26:10,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:26:10,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:26:10,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:26:10,995 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:26:10,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:26:10,995 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:26:10,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:26:10,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:26:10,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:26:10,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:26:10,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:26:10,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:26:10,997 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:26:10,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:26:10,997 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:26:10,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:26:10,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:26:10,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:26:10,998 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:26:10,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:26:10,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:26:10,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:26:10,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:26:10,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:26:10,999 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:26:11,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:26:11,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:26:11,000 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 [2019-10-14 02:26:11,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:26:11,293 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:26:11,297 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:26:11,298 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:26:11,299 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:26:11,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-c0cc359-1-104_1a-drivers--usb--serial--qcserial.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-14 02:26:11,376 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/462d4f7f6/21d917ca262f409cb08bff1266842608/FLAG7ed380c22 [2019-10-14 02:26:12,177 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:26:12,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-c0cc359-1-104_1a-drivers--usb--serial--qcserial.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-14 02:26:12,207 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/462d4f7f6/21d917ca262f409cb08bff1266842608/FLAG7ed380c22 [2019-10-14 02:26:12,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/462d4f7f6/21d917ca262f409cb08bff1266842608 [2019-10-14 02:26:12,281 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:26:12,283 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:26:12,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:26:12,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:26:12,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:26:12,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:26:12" (1/1) ... [2019-10-14 02:26:12,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fac7d7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:12, skipping insertion in model container [2019-10-14 02:26:12,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:26:12" (1/1) ... [2019-10-14 02:26:12,300 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:26:12,386 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:26:13,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:26:13,654 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:26:13,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:26:14,067 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:26:14,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:14 WrapperNode [2019-10-14 02:26:14,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:26:14,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:26:14,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:26:14,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:26:14,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:14" (1/1) ... [2019-10-14 02:26:14,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:14" (1/1) ... [2019-10-14 02:26:14,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:14" (1/1) ... [2019-10-14 02:26:14,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:14" (1/1) ... [2019-10-14 02:26:14,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:14" (1/1) ... [2019-10-14 02:26:14,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:14" (1/1) ... [2019-10-14 02:26:14,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:14" (1/1) ... [2019-10-14 02:26:14,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:26:14,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:26:14,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:26:14,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:26:14,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:14" (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 [2019-10-14 02:26:14,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:26:14,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:26:14,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-14 02:26:14,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-14 02:26:14,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-14 02:26:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-14 02:26:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-14 02:26:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-14 02:26:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-14 02:26:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-14 02:26:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-14 02:26:14,412 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-14 02:26:14,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-14 02:26:14,413 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-14 02:26:14,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_1 [2019-10-14 02:26:14,414 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-14 02:26:14,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-10-14 02:26:14,418 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-10-14 02:26:14,418 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-10-14 02:26:14,418 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-10-14 02:26:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-10-14 02:26:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2019-10-14 02:26:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2019-10-14 02:26:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure qcprobe [2019-10-14 02:26:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure qc_release [2019-10-14 02:26:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure qcinit [2019-10-14 02:26:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure qcexit [2019-10-14 02:26:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_1 [2019-10-14 02:26:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2019-10-14 02:26:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:26:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-14 02:26:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2019-10-14 02:26:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_interface_3 [2019-10-14 02:26:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_4 [2019-10-14 02:26:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_interface_5 [2019-10-14 02:26:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_interface_6 [2019-10-14 02:26:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_7 [2019-10-14 02:26:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_interface_8 [2019-10-14 02:26:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_9 [2019-10-14 02:26:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_10 [2019-10-14 02:26:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2019-10-14 02:26:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-14 02:26:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc [2019-10-14 02:26:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-14 02:26:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-14 02:26:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-14 02:26:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-14 02:26:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-14 02:26:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_2 [2019-10-14 02:26:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-14 02:26:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-14 02:26:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_autosuspend [2019-10-14 02:26:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-14 02:26:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-10-14 02:26:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2019-10-14 02:26:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2019-10-14 02:26:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-10-14 02:26:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2019-10-14 02:26:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2019-10-14 02:26:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-10-14 02:26:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_chars_in_buffer [2019-10-14 02:26:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_close [2019-10-14 02:26:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_disconnect [2019-10-14 02:26:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_open [2019-10-14 02:26:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_release [2019-10-14 02:26:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_resume [2019-10-14 02:26:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_startup [2019-10-14 02:26:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_suspend [2019-10-14 02:26:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_write [2019-10-14 02:26:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_write_room [2019-10-14 02:26:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-14 02:26:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-14 02:26:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-14 02:26:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-14 02:26:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:26:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-14 02:26:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:26:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-14 02:26:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-14 02:26:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:26:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-14 02:26:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-14 02:26:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 02:26:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-14 02:26:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:26:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-14 02:26:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-14 02:26:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-14 02:26:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-14 02:26:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-14 02:26:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-14 02:26:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-14 02:26:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-14 02:26:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-14 02:26:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-14 02:26:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc [2019-10-14 02:26:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-14 02:26:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-14 02:26:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-14 02:26:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-14 02:26:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_4 [2019-10-14 02:26:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_7 [2019-10-14 02:26:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_9 [2019-10-14 02:26:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_10 [2019-10-14 02:26:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-14 02:26:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-14 02:26:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_1 [2019-10-14 02:26:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-14 02:26:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_1 [2019-10-14 02:26:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2019-10-14 02:26:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-14 02:26:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-14 02:26:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:26:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-10-14 02:26:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-10-14 02:26:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-10-14 02:26:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-10-14 02:26:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_autosuspend [2019-10-14 02:26:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-14 02:26:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2019-10-14 02:26:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-10-14 02:26:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:26:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-14 02:26:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2019-10-14 02:26:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-10-14 02:26:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_interface_3 [2019-10-14 02:26:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_interface_5 [2019-10-14 02:26:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_interface_6 [2019-10-14 02:26:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_interface_8 [2019-10-14 02:26:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2019-10-14 02:26:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:26:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2019-10-14 02:26:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:26:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-10-14 02:26:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-10-14 02:26:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-10-14 02:26:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-10-14 02:26:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2019-10-14 02:26:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2019-10-14 02:26:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_open [2019-10-14 02:26:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_close [2019-10-14 02:26:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_startup [2019-10-14 02:26:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_disconnect [2019-10-14 02:26:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_release [2019-10-14 02:26:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_write_room [2019-10-14 02:26:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_write [2019-10-14 02:26:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_chars_in_buffer [2019-10-14 02:26:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_suspend [2019-10-14 02:26:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_resume [2019-10-14 02:26:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure qcprobe [2019-10-14 02:26:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:26:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure qc_release [2019-10-14 02:26:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure qcinit [2019-10-14 02:26:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure qcexit [2019-10-14 02:26:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_2 [2019-10-14 02:26:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-14 02:26:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-14 02:26:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:26:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-14 02:26:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-14 02:26:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:26:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:26:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:26:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-14 02:26:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:26:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:26:15,593 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-14 02:26:17,685 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:26:17,686 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 02:26:17,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:26:17 BoogieIcfgContainer [2019-10-14 02:26:17,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:26:17,688 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:26:17,688 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:26:17,689 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:26:17,690 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:26:17" (1/1) ... [2019-10-14 02:26:17,691 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 [2019-10-14 02:26:17,722 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:26:17,726 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:26:17,742 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:26:17,755 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:26:17,757 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:26:54,266 WARN L191 SmtUtils]: Spent 3.10 s on a formula simplification that was a NOOP. DAG size: 3855