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-4ed3cba-1-100_1a-drivers--usb--serial--qcserial.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:30:18,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:30:18,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:30:18,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:30:18,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:30:18,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:30:18,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:30:18,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:30:18,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:30:18,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:30:18,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:30:18,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:30:18,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:30:18,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:30:18,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:30:18,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:30:18,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:30:18,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:30:18,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:30:18,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:30:18,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:30:18,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:30:18,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:30:18,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:30:18,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:30:18,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:30:18,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:30:18,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:30:18,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:30:18,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:30:18,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:30:18,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:30:18,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:30:18,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:30:18,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:30:18,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:30:18,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:30:18,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:30:18,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:30:18,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:30:18,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:30:18,533 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 06:30:18,551 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:30:18,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:30:18,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:30:18,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:30:18,554 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:30:18,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:30:18,554 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:30:18,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:30:18,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:30:18,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:30:18,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:30:18,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:30:18,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:30:18,557 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:30:18,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:30:18,557 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:30:18,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:30:18,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:30:18,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:30:18,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:30:18,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:30:18,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:30:18,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:30:18,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:30:18,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:30:18,559 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:30:18,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:30:18,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:30:18,560 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 06:30:18,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:30:18,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:30:18,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:30:18,857 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:30:18,857 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:30:18,858 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-4ed3cba-1-100_1a-drivers--usb--serial--qcserial.ko-entry_point.cil.out.i [2019-10-15 06:30:18,915 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f72a0d092/15e903f570f5483c93ccc0bd4659c362/FLAG97b5c7594 [2019-10-15 06:30:19,660 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:30:19,661 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-4ed3cba-1-100_1a-drivers--usb--serial--qcserial.ko-entry_point.cil.out.i [2019-10-15 06:30:19,703 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f72a0d092/15e903f570f5483c93ccc0bd4659c362/FLAG97b5c7594 [2019-10-15 06:30:19,761 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f72a0d092/15e903f570f5483c93ccc0bd4659c362 [2019-10-15 06:30:19,771 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:30:19,772 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:30:19,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:30:19,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:30:19,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:30:19,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:30:19" (1/1) ... [2019-10-15 06:30:19,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b893c0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:19, skipping insertion in model container [2019-10-15 06:30:19,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:30:19" (1/1) ... [2019-10-15 06:30:19,785 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:30:19,896 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:30:20,458 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3493] [2019-10-15 06:30:20,462 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name readpages at C: (*readpages)(struct file___0 *filp , struct address_space___0 *mapping , struct list_head *pages , unsigned int nr_pages ) [3495-3496] [2019-10-15 06:30:20,462 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name write_begin at C: (*write_begin)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int flags , struct page **pagep , void **fsdata ) [3497-3499] [2019-10-15 06:30:20,463 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name write_end at C: (*write_end)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int copied , struct page *page , void *fsdata ) [3500-3501] [2019-10-15 06:30:20,463 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3502] [2019-10-15 06:30:20,464 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name get_xip_mem at C: (*get_xip_mem)(struct address_space___0 * , unsigned long , int , void ** , unsigned long * ) [3508-3509] [2019-10-15 06:30:20,465 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3510] [2019-10-15 06:30:20,468 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3513] [2019-10-15 06:30:20,484 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name lookup at C: *(*lookup)(struct tty_driver___0 *driver , struct inode___0 *inode , int idx ) [3827-3828] [2019-10-15 06:30:20,486 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name install at C: (*install)(struct tty_driver___0 *driver , struct tty_struct___0 *tty ) [3829] [2019-10-15 06:30:20,487 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name remove at C: (*remove)(struct tty_driver___0 *driver , struct tty_struct___0 *tty ) [3830] [2019-10-15 06:30:20,489 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name poll_init at C: (*poll_init)(struct tty_driver___0 *driver , int line , char *options ) [3861] [2019-10-15 06:30:20,489 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name poll_get_char at C: (*poll_get_char)(struct tty_driver___0 *driver , int line ) [3862] [2019-10-15 06:30:20,490 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name poll_put_char at C: (*poll_put_char)(struct tty_driver___0 *driver , int line , char ch ) [3863] [2019-10-15 06:30:20,492 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3923] [2019-10-15 06:30:20,493 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3924] [2019-10-15 06:30:20,493 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3925] [2019-10-15 06:30:20,493 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3926] [2019-10-15 06:30:20,494 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3927] [2019-10-15 06:30:20,494 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3928] [2019-10-15 06:30:21,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:30:21,199 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:30:21,313 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3493] [2019-10-15 06:30:21,313 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name readpages at C: (*readpages)(struct file___0 *filp , struct address_space___0 *mapping , struct list_head *pages , unsigned int nr_pages ) [3495-3496] [2019-10-15 06:30:21,314 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name write_begin at C: (*write_begin)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int flags , struct page **pagep , void **fsdata ) [3497-3499] [2019-10-15 06:30:21,314 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name write_end at C: (*write_end)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int copied , struct page *page , void *fsdata ) [3500-3501] [2019-10-15 06:30:21,315 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3502] [2019-10-15 06:30:21,315 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name get_xip_mem at C: (*get_xip_mem)(struct address_space___0 * , unsigned long , int , void ** , unsigned long * ) [3508-3509] [2019-10-15 06:30:21,316 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3510] [2019-10-15 06:30:21,316 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3513] [2019-10-15 06:30:21,327 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name lookup at C: *(*lookup)(struct tty_driver___0 *driver , struct inode___0 *inode , int idx ) [3827-3828] [2019-10-15 06:30:21,328 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name install at C: (*install)(struct tty_driver___0 *driver , struct tty_struct___0 *tty ) [3829] [2019-10-15 06:30:21,329 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name remove at C: (*remove)(struct tty_driver___0 *driver , struct tty_struct___0 *tty ) [3830] [2019-10-15 06:30:21,330 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name poll_init at C: (*poll_init)(struct tty_driver___0 *driver , int line , char *options ) [3861] [2019-10-15 06:30:21,333 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name poll_get_char at C: (*poll_get_char)(struct tty_driver___0 *driver , int line ) [3862] [2019-10-15 06:30:21,333 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name poll_put_char at C: (*poll_put_char)(struct tty_driver___0 *driver , int line , char ch ) [3863] [2019-10-15 06:30:21,335 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3923] [2019-10-15 06:30:21,336 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3924] [2019-10-15 06:30:21,336 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3925] [2019-10-15 06:30:21,336 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3926] [2019-10-15 06:30:21,337 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3927] [2019-10-15 06:30:21,338 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3928] [2019-10-15 06:30:21,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:30:21,624 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:30:21,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:21 WrapperNode [2019-10-15 06:30:21,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:30:21,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:30:21,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:30:21,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:30:21,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:21" (1/1) ... [2019-10-15 06:30:21,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:21" (1/1) ... [2019-10-15 06:30:21,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:21" (1/1) ... [2019-10-15 06:30:21,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:21" (1/1) ... [2019-10-15 06:30:21,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:21" (1/1) ... [2019-10-15 06:30:21,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:21" (1/1) ... [2019-10-15 06:30:21,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:21" (1/1) ... [2019-10-15 06:30:21,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:30:21,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:30:21,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:30:21,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:30:21,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:21" (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 06:30:21,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:30:21,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:30:21,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2019-10-15 06:30:21,960 INFO L138 BoogieDeclarations]: Found implementation of procedure get_order [2019-10-15 06:30:21,960 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 06:30:21,961 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2019-10-15 06:30:21,961 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2019-10-15 06:30:21,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemleak_alloc [2019-10-15 06:30:21,961 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2019-10-15 06:30:21,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_index [2019-10-15 06:30:21,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_slab [2019-10-15 06:30:21,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 06:30:21,962 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_large [2019-10-15 06:30:21,962 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 06:30:21,962 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-15 06:30:21,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 06:30:21,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 06:30:21,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 06:30:21,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 06:30:21,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 06:30:21,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 06:30:21,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 06:30:21,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 06:30:21,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-15 06:30:21,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-15 06:30:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-10-15 06:30:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-10-15 06:30:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-10-15 06:30:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-10-15 06:30:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-10-15 06:30:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure qcprobe [2019-10-15 06:30:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure qcinit [2019-10-15 06:30:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure qcexit [2019-10-15 06:30:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_1 [2019-10-15 06:30:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2019-10-15 06:30:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:30:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_insert_flip_string_fixed_flag_4 [2019-10-15 06:30:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_5 [2019-10-15 06:30:21,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_6 [2019-10-15 06:30:21,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2019-10-15 06:30:21,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 06:30:21,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-10-15 06:30:21,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_got_tty [2019-10-15 06:30:21,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_tty [2019-10-15 06:30:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2019-10-15 06:30:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 06:30:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-15 06:30:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-15 06:30:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 06:30:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_2 [2019-10-15 06:30:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2019-10-15 06:30:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 06:30:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-10-15 06:30:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-15 06:30:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_autosuspend [2019-10-15 06:30:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-15 06:30:21,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-10-15 06:30:21,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2019-10-15 06:30:21,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2019-10-15 06:30:21,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-10-15 06:30:21,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2019-10-15 06:30:21,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2019-10-15 06:30:21,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-10-15 06:30:21,970 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_chars_in_buffer [2019-10-15 06:30:21,970 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_close [2019-10-15 06:30:21,970 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_disconnect [2019-10-15 06:30:21,970 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_open [2019-10-15 06:30:21,970 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_release [2019-10-15 06:30:21,970 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_resume [2019-10-15 06:30:21,970 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_startup [2019-10-15 06:30:21,971 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_suspend [2019-10-15 06:30:21,971 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_write [2019-10-15 06:30:21,971 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_write_room [2019-10-15 06:30:21,971 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 06:30:21,971 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 06:30:21,971 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 06:30:21,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 06:30:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:30:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 06:30:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 06:30:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 06:30:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure get_order [2019-10-15 06:30:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2019-10-15 06:30:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 06:30:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 06:30:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2019-10-15 06:30:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-15 06:30:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2019-10-15 06:30:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2019-10-15 06:30:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-10-15 06:30:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_insert_flip_string_fixed_flag_4 [2019-10-15 06:30:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_tty [2019-10-15 06:30:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 06:30:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure kmemleak_alloc [2019-10-15 06:30:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2019-10-15 06:30:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:30:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2019-10-15 06:30:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:30:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:30:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_index [2019-10-15 06:30:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_slab [2019-10-15 06:30:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 06:30:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 06:30:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-10-15 06:30:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_large [2019-10-15 06:30:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 06:30:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-15 06:30:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:30:21,977 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 06:30:21,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:30:21,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 06:30:21,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 06:30:21,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 06:30:21,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:30:21,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 06:30:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 06:30:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 06:30:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 06:30:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 06:30:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 06:30:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 06:30:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-15 06:30:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_1 [2019-10-15 06:30:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2019-10-15 06:30:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-15 06:30:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-10-15 06:30:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-10-15 06:30:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-10-15 06:30:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-10-15 06:30:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-15 06:30:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_autosuspend [2019-10-15 06:30:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-15 06:30:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_5 [2019-10-15 06:30:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-10-15 06:30:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-15 06:30:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_6 [2019-10-15 06:30:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-10-15 06:30:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-10-15 06:30:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-10-15 06:30:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-10-15 06:30:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-10-15 06:30:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2019-10-15 06:30:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2019-10-15 06:30:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_open [2019-10-15 06:30:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_close [2019-10-15 06:30:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_startup [2019-10-15 06:30:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_disconnect [2019-10-15 06:30:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_release [2019-10-15 06:30:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_write_room [2019-10-15 06:30:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_write [2019-10-15 06:30:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_chars_in_buffer [2019-10-15 06:30:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_suspend [2019-10-15 06:30:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_resume [2019-10-15 06:30:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure qcprobe [2019-10-15 06:30:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:30:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:30:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure qcinit [2019-10-15 06:30:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure qcexit [2019-10-15 06:30:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_2 [2019-10-15 06:30:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 06:30:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 06:30:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:30:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 06:30:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2019-10-15 06:30:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-10-15 06:30:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_got_tty [2019-10-15 06:30:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 06:30:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:30:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:30:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:30:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 06:30:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:30:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:30:22,977 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 06:30:24,009 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2019-10-15 06:30:25,190 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:30:25,190 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 06:30:25,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:30:25 BoogieIcfgContainer [2019-10-15 06:30:25,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:30:25,192 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:30:25,193 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:30:25,193 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:30:25,194 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:30:25" (1/1) ... [2019-10-15 06:30:25,194 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 06:30:25,225 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:30:25,225 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:30:25,239 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:30:25,248 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:30:25,249 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:30:53,528 WARN L191 SmtUtils]: Spent 3.04 s on a formula simplification that was a NOOP. DAG size: 3838