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 0.1.24-13a467a-m [2019-10-15 06:31:21,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:31:21,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:31:21,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:31:21,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:31:21,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:31:21,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:31:21,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:31:21,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:31:21,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:31:21,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:31:21,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:31:21,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:31:21,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:31:21,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:31:21,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:31:21,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:31:21,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:31:21,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:31:21,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:31:21,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:31:21,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:31:21,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:31:21,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:31:21,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:31:21,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:31:21,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:31:21,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:31:21,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:31:21,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:31:21,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:31:21,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:31:21,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:31:21,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:31:21,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:31:21,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:31:21,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:31:21,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:31:21,402 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:31:21,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:31:21,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:31:21,404 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 [2019-10-15 06:31:21,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:31:21,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:31:21,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:31:21,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:31:21,420 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:31:21,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:31:21,420 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:31:21,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:31:21,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:31:21,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:31:21,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:31:21,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:31:21,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:31:21,421 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:31:21,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:31:21,422 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:31:21,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:31:21,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:31:21,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:31:21,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:31:21,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:31:21,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:31:21,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:31:21,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:31:21,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:31:21,424 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:31:21,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:31:21,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:31:21,424 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 [2019-10-15 06:31:21,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:31:21,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:31:21,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:31:21,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:31:21,702 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:31:21,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-c0cc359-1-104_1a-drivers--usb--serial--qcserial.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-15 06:31:21,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/104f9bd44/9331455276cd49e9a51b1d1d49e65bfa/FLAG83b3ee4a6 [2019-10-15 06:31:22,522 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:31:22,522 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-c0cc359-1-104_1a-drivers--usb--serial--qcserial.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-15 06:31:22,557 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/104f9bd44/9331455276cd49e9a51b1d1d49e65bfa/FLAG83b3ee4a6 [2019-10-15 06:31:22,664 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/104f9bd44/9331455276cd49e9a51b1d1d49e65bfa [2019-10-15 06:31:22,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:31:22,676 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:31:22,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:31:22,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:31:22,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:31:22,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:31:22" (1/1) ... [2019-10-15 06:31:22,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f417be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:22, skipping insertion in model container [2019-10-15 06:31:22,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:31:22" (1/1) ... [2019-10-15 06:31:22,690 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:31:22,787 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:31:23,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:31:24,005 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:31:24,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:31:24,241 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:31:24,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:24 WrapperNode [2019-10-15 06:31:24,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:31:24,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:31:24,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:31:24,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:31:24,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:24" (1/1) ... [2019-10-15 06:31:24,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:24" (1/1) ... [2019-10-15 06:31:24,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:24" (1/1) ... [2019-10-15 06:31:24,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:24" (1/1) ... [2019-10-15 06:31:24,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:24" (1/1) ... [2019-10-15 06:31:24,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:24" (1/1) ... [2019-10-15 06:31:24,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:24" (1/1) ... [2019-10-15 06:31:24,453 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:31:24,454 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:31:24,454 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:31:24,454 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:31:24,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:24" (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 [2019-10-15 06:31:24,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:31:24,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:31:24,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 06:31:24,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 06:31:24,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-15 06:31:24,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-15 06:31:24,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 06:31:24,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 06:31:24,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 06:31:24,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 06:31:24,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-15 06:31:24,553 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 06:31:24,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 06:31:24,554 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 06:31:24,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_1 [2019-10-15 06:31:24,555 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-15 06:31:24,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-10-15 06:31:24,559 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-10-15 06:31:24,559 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-10-15 06:31:24,560 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-10-15 06:31:24,560 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-10-15 06:31:24,560 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2019-10-15 06:31:24,560 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2019-10-15 06:31:24,561 INFO L138 BoogieDeclarations]: Found implementation of procedure qcprobe [2019-10-15 06:31:24,561 INFO L138 BoogieDeclarations]: Found implementation of procedure qc_release [2019-10-15 06:31:24,561 INFO L138 BoogieDeclarations]: Found implementation of procedure qcinit [2019-10-15 06:31:24,562 INFO L138 BoogieDeclarations]: Found implementation of procedure qcexit [2019-10-15 06:31:24,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_1 [2019-10-15 06:31:24,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2019-10-15 06:31:24,562 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:31:24,563 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-15 06:31:24,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2019-10-15 06:31:24,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_interface_3 [2019-10-15 06:31:24,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_4 [2019-10-15 06:31:24,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_interface_5 [2019-10-15 06:31:24,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_interface_6 [2019-10-15 06:31:24,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_7 [2019-10-15 06:31:24,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_interface_8 [2019-10-15 06:31:24,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_9 [2019-10-15 06:31:24,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_10 [2019-10-15 06:31:24,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2019-10-15 06:31:24,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 06:31:24,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc [2019-10-15 06:31:24,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-15 06:31:24,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 06:31:24,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 06:31:24,611 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-15 06:31:24,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 06:31:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_2 [2019-10-15 06:31:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 06:31:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-15 06:31:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_autosuspend [2019-10-15 06:31:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-15 06:31:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-10-15 06:31:24,613 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2019-10-15 06:31:24,613 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2019-10-15 06:31:24,613 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-10-15 06:31:24,613 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2019-10-15 06:31:24,613 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2019-10-15 06:31:24,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-10-15 06:31:24,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_chars_in_buffer [2019-10-15 06:31:24,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_close [2019-10-15 06:31:24,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_disconnect [2019-10-15 06:31:24,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_open [2019-10-15 06:31:24,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_release [2019-10-15 06:31:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_resume [2019-10-15 06:31:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_startup [2019-10-15 06:31:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_suspend [2019-10-15 06:31:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_write [2019-10-15 06:31:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_write_room [2019-10-15 06:31:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 06:31:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 06:31:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 06:31:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 06:31:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:31:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 06:31:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:31:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 06:31:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 06:31:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:31:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 06:31:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 06:31:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 06:31:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 06:31:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:31:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 06:31:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 06:31:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-15 06:31:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-15 06:31:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 06:31:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 06:31:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 06:31:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 06:31:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 06:31:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-15 06:31:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc [2019-10-15 06:31:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-15 06:31:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 06:31:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 06:31:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 06:31:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_4 [2019-10-15 06:31:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_7 [2019-10-15 06:31:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_9 [2019-10-15 06:31:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_10 [2019-10-15 06:31:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 06:31:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 06:31:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_1 [2019-10-15 06:31:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-15 06:31:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_1 [2019-10-15 06:31:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2019-10-15 06:31:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-15 06:31:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-15 06:31:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:31:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-10-15 06:31:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-10-15 06:31:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-10-15 06:31:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-10-15 06:31:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_autosuspend [2019-10-15 06:31:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-15 06:31:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2019-10-15 06:31:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-10-15 06:31:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:31:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-15 06:31:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2019-10-15 06:31:24,631 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-10-15 06:31:24,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_interface_3 [2019-10-15 06:31:24,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_interface_5 [2019-10-15 06:31:24,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_interface_6 [2019-10-15 06:31:24,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_interface_8 [2019-10-15 06:31:24,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2019-10-15 06:31:24,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:31:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2019-10-15 06:31:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:31:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-10-15 06:31:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-10-15 06:31:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-10-15 06:31:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-10-15 06:31:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2019-10-15 06:31:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2019-10-15 06:31:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_open [2019-10-15 06:31:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_close [2019-10-15 06:31:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_startup [2019-10-15 06:31:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_disconnect [2019-10-15 06:31:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_release [2019-10-15 06:31:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_write_room [2019-10-15 06:31:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_write [2019-10-15 06:31:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_chars_in_buffer [2019-10-15 06:31:24,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_suspend [2019-10-15 06:31:24,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_resume [2019-10-15 06:31:24,653 INFO L130 BoogieDeclarations]: Found specification of procedure qcprobe [2019-10-15 06:31:24,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:31:24,654 INFO L130 BoogieDeclarations]: Found specification of procedure qc_release [2019-10-15 06:31:24,654 INFO L130 BoogieDeclarations]: Found specification of procedure qcinit [2019-10-15 06:31:24,654 INFO L130 BoogieDeclarations]: Found specification of procedure qcexit [2019-10-15 06:31:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_2 [2019-10-15 06:31:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 06:31:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 06:31:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:31:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 06:31:24,656 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 06:31:24,656 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:31:24,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:31:24,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:31:24,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 06:31:24,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:31:24,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:31:25,908 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 06:31:27,705 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:31:27,706 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 06:31:27,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:31:27 BoogieIcfgContainer [2019-10-15 06:31:27,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:31:27,708 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:31:27,708 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:31:27,709 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:31:27,710 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:31:27" (1/1) ... [2019-10-15 06:31:27,710 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 [2019-10-15 06:31:27,747 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:31:27,747 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:31:27,766 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:31:27,775 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:31:27,777 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:32:01,118 WARN L191 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 3855