java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-4ed3cba-1-100_1a-drivers--usb--serial--qcserial.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 19:41:12,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 19:41:12,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 19:41:12,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 19:41:12,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 19:41:12,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 19:41:12,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 19:41:12,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 19:41:12,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 19:41:12,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 19:41:12,604 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 19:41:12,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 19:41:12,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 19:41:12,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 19:41:12,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 19:41:12,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 19:41:12,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 19:41:12,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 19:41:12,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 19:41:12,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 19:41:12,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 19:41:12,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 19:41:12,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 19:41:12,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 19:41:12,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 19:41:12,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 19:41:12,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 19:41:12,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 19:41:12,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 19:41:12,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 19:41:12,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 19:41:12,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 19:41:12,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 19:41:12,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 19:41:12,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 19:41:12,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 19:41:12,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 19:41:12,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 19:41:12,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 19:41:12,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 19:41:12,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 19:41:12,636 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2019-08-10 19:41:12,651 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 19:41:12,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 19:41:12,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 19:41:12,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 19:41:12,653 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 19:41:12,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 19:41:12,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 19:41:12,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 19:41:12,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 19:41:12,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 19:41:12,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 19:41:12,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 19:41:12,654 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 19:41:12,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 19:41:12,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 19:41:12,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 19:41:12,655 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 19:41:12,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 19:41:12,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 19:41:12,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 19:41:12,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 19:41:12,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 19:41:12,657 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 19:41:12,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 19:41:12,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 19:41:12,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 19:41:12,657 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-10 19:41:12,693 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 19:41:12,707 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 19:41:12,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 19:41:12,712 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 19:41:12,712 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 19:41:12,713 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-4ed3cba-1-100_1a-drivers--usb--serial--qcserial.ko-entry_point.cil.out.i [2019-08-10 19:41:12,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02d63acdd/7f133996f1364b1db46e6a252f61e48c/FLAG59ab80959 [2019-08-10 19:41:13,522 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 19:41:13,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-4ed3cba-1-100_1a-drivers--usb--serial--qcserial.ko-entry_point.cil.out.i [2019-08-10 19:41:13,583 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02d63acdd/7f133996f1364b1db46e6a252f61e48c/FLAG59ab80959 [2019-08-10 19:41:14,037 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02d63acdd/7f133996f1364b1db46e6a252f61e48c [2019-08-10 19:41:14,048 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 19:41:14,050 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 19:41:14,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 19:41:14,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 19:41:14,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 19:41:14,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 07:41:14" (1/1) ... [2019-08-10 19:41:14,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@485f7241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:41:14, skipping insertion in model container [2019-08-10 19:41:14,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 07:41:14" (1/1) ... [2019-08-10 19:41:14,068 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 19:41:14,200 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 19:41:14,854 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3493] [2019-08-10 19:41:14,855 WARN L1127 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] [2019-08-10 19:41:14,856 WARN L1127 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] [2019-08-10 19:41:14,856 WARN L1127 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] [2019-08-10 19:41:14,857 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3502] [2019-08-10 19:41:14,858 WARN L1127 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] [2019-08-10 19:41:14,858 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3510] [2019-08-10 19:41:14,858 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3513] [2019-08-10 19:41:14,868 WARN L1127 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] [2019-08-10 19:41:14,869 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name install at C: (*install)(struct tty_driver___0 *driver , struct tty_struct___0 *tty ) [3829] [2019-08-10 19:41:14,869 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name remove at C: (*remove)(struct tty_driver___0 *driver , struct tty_struct___0 *tty ) [3830] [2019-08-10 19:41:14,871 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name poll_init at C: (*poll_init)(struct tty_driver___0 *driver , int line , char *options ) [3861] [2019-08-10 19:41:14,871 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name poll_get_char at C: (*poll_get_char)(struct tty_driver___0 *driver , int line ) [3862] [2019-08-10 19:41:14,871 WARN L1127 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] [2019-08-10 19:41:14,873 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3923] [2019-08-10 19:41:14,874 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3924] [2019-08-10 19:41:14,874 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3925] [2019-08-10 19:41:14,875 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3926] [2019-08-10 19:41:14,875 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3927] [2019-08-10 19:41:14,875 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3928] [2019-08-10 19:41:15,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 19:41:15,405 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 19:41:15,569 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3493] [2019-08-10 19:41:15,569 WARN L1127 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] [2019-08-10 19:41:15,570 WARN L1127 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] [2019-08-10 19:41:15,570 WARN L1127 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] [2019-08-10 19:41:15,571 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3502] [2019-08-10 19:41:15,571 WARN L1127 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] [2019-08-10 19:41:15,571 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3510] [2019-08-10 19:41:15,572 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3513] [2019-08-10 19:41:15,583 WARN L1127 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] [2019-08-10 19:41:15,584 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name install at C: (*install)(struct tty_driver___0 *driver , struct tty_struct___0 *tty ) [3829] [2019-08-10 19:41:15,584 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name remove at C: (*remove)(struct tty_driver___0 *driver , struct tty_struct___0 *tty ) [3830] [2019-08-10 19:41:15,587 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name poll_init at C: (*poll_init)(struct tty_driver___0 *driver , int line , char *options ) [3861] [2019-08-10 19:41:15,587 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name poll_get_char at C: (*poll_get_char)(struct tty_driver___0 *driver , int line ) [3862] [2019-08-10 19:41:15,590 WARN L1127 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] [2019-08-10 19:41:15,593 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3923] [2019-08-10 19:41:15,593 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3924] [2019-08-10 19:41:15,594 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3925] [2019-08-10 19:41:15,597 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3926] [2019-08-10 19:41:15,598 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3927] [2019-08-10 19:41:15,598 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3928] [2019-08-10 19:41:15,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 19:41:15,937 INFO L192 MainTranslator]: Completed translation [2019-08-10 19:41:15,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:41:15 WrapperNode [2019-08-10 19:41:15,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 19:41:15,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 19:41:15,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 19:41:15,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 19:41:15,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:41:15" (1/1) ... [2019-08-10 19:41:15,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:41:15" (1/1) ... [2019-08-10 19:41:16,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:41:15" (1/1) ... [2019-08-10 19:41:16,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:41:15" (1/1) ... [2019-08-10 19:41:16,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:41:15" (1/1) ... [2019-08-10 19:41:16,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:41:15" (1/1) ... [2019-08-10 19:41:16,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:41:15" (1/1) ... [2019-08-10 19:41:16,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 19:41:16,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 19:41:16,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 19:41:16,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 19:41:16,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:41:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 19:41:16,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 19:41:16,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 19:41:16,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2019-08-10 19:41:16,256 INFO L138 BoogieDeclarations]: Found implementation of procedure get_order [2019-08-10 19:41:16,256 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-08-10 19:41:16,256 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2019-08-10 19:41:16,256 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2019-08-10 19:41:16,256 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemleak_alloc [2019-08-10 19:41:16,256 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2019-08-10 19:41:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_index [2019-08-10 19:41:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_slab [2019-08-10 19:41:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-08-10 19:41:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_large [2019-08-10 19:41:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-08-10 19:41:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-08-10 19:41:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-08-10 19:41:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-08-10 19:41:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-08-10 19:41:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-08-10 19:41:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-08-10 19:41:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-08-10 19:41:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-08-10 19:41:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-08-10 19:41:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-08-10 19:41:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-08-10 19:41:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-08-10 19:41:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-08-10 19:41:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-08-10 19:41:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-08-10 19:41:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-08-10 19:41:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure qcprobe [2019-08-10 19:41:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure qcinit [2019-08-10 19:41:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure qcexit [2019-08-10 19:41:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_1 [2019-08-10 19:41:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2019-08-10 19:41:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 19:41:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_insert_flip_string_fixed_flag_4 [2019-08-10 19:41:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_5 [2019-08-10 19:41:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_6 [2019-08-10 19:41:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2019-08-10 19:41:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-10 19:41:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-08-10 19:41:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_got_tty [2019-08-10 19:41:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_tty [2019-08-10 19:41:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2019-08-10 19:41:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-08-10 19:41:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-08-10 19:41:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-08-10 19:41:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-10 19:41:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_2 [2019-08-10 19:41:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2019-08-10 19:41:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-08-10 19:41:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-08-10 19:41:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-08-10 19:41:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_autosuspend [2019-08-10 19:41:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-08-10 19:41:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-08-10 19:41:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2019-08-10 19:41:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2019-08-10 19:41:16,267 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-08-10 19:41:16,267 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2019-08-10 19:41:16,267 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2019-08-10 19:41:16,267 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-08-10 19:41:16,267 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_chars_in_buffer [2019-08-10 19:41:16,268 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_close [2019-08-10 19:41:16,268 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_disconnect [2019-08-10 19:41:16,268 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_open [2019-08-10 19:41:16,268 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_release [2019-08-10 19:41:16,268 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_resume [2019-08-10 19:41:16,269 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_startup [2019-08-10 19:41:16,269 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_suspend [2019-08-10 19:41:16,269 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_write [2019-08-10 19:41:16,269 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wwan_write_room [2019-08-10 19:41:16,269 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-08-10 19:41:16,269 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-08-10 19:41:16,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-08-10 19:41:16,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-08-10 19:41:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 19:41:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-08-10 19:41:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-08-10 19:41:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-08-10 19:41:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure get_order [2019-08-10 19:41:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2019-08-10 19:41:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-08-10 19:41:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-08-10 19:41:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2019-08-10 19:41:16,273 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-08-10 19:41:16,274 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2019-08-10 19:41:16,274 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2019-08-10 19:41:16,274 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-08-10 19:41:16,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_insert_flip_string_fixed_flag_4 [2019-08-10 19:41:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_tty [2019-08-10 19:41:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-08-10 19:41:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure kmemleak_alloc [2019-08-10 19:41:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2019-08-10 19:41:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 19:41:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2019-08-10 19:41:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 19:41:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-10 19:41:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_index [2019-08-10 19:41:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_slab [2019-08-10 19:41:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-08-10 19:41:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-08-10 19:41:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-08-10 19:41:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_large [2019-08-10 19:41:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-08-10 19:41:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-08-10 19:41:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-10 19:41:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-10 19:41:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 19:41:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-08-10 19:41:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-10 19:41:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 19:41:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-10 19:41:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-08-10 19:41:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-08-10 19:41:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-08-10 19:41:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-08-10 19:41:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-08-10 19:41:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-08-10 19:41:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-08-10 19:41:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-08-10 19:41:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_1 [2019-08-10 19:41:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2019-08-10 19:41:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-08-10 19:41:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-08-10 19:41:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-08-10 19:41:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-08-10 19:41:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-08-10 19:41:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-08-10 19:41:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_autosuspend [2019-08-10 19:41:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-08-10 19:41:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_5 [2019-08-10 19:41:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-08-10 19:41:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-08-10 19:41:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_6 [2019-08-10 19:41:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-08-10 19:41:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-08-10 19:41:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-08-10 19:41:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-08-10 19:41:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-08-10 19:41:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2019-08-10 19:41:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2019-08-10 19:41:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_open [2019-08-10 19:41:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_close [2019-08-10 19:41:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_startup [2019-08-10 19:41:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_disconnect [2019-08-10 19:41:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_release [2019-08-10 19:41:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_write_room [2019-08-10 19:41:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_write [2019-08-10 19:41:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_chars_in_buffer [2019-08-10 19:41:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_suspend [2019-08-10 19:41:16,301 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wwan_resume [2019-08-10 19:41:16,301 INFO L130 BoogieDeclarations]: Found specification of procedure qcprobe [2019-08-10 19:41:16,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-10 19:41:16,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 19:41:16,301 INFO L130 BoogieDeclarations]: Found specification of procedure qcinit [2019-08-10 19:41:16,301 INFO L130 BoogieDeclarations]: Found specification of procedure qcexit [2019-08-10 19:41:16,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_2 [2019-08-10 19:41:16,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-10 19:41:16,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-10 19:41:16,302 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 19:41:16,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-08-10 19:41:16,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2019-08-10 19:41:16,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-08-10 19:41:16,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_got_tty [2019-08-10 19:41:16,303 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-08-10 19:41:16,303 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-10 19:41:16,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 19:41:16,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-10 19:41:16,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-10 19:41:16,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 19:41:16,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 19:41:17,561 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-08-10 19:41:18,811 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2019-08-10 19:41:18,877 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 19:41:18,877 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 19:41:18,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 07:41:18 BoogieIcfgContainer [2019-08-10 19:41:18,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 19:41:18,880 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 19:41:18,880 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 19:41:18,881 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 19:41:18,882 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 07:41:18" (1/1) ... [2019-08-10 19:45:45,354 WARN L188 SmtUtils]: Spent 3.98 m on a formula simplification that was a NOOP. DAG size: 3854 [2019-08-10 19:45:57,632 WARN L188 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 253 DAG size of output: 205 [2019-08-10 19:48:46,274 WARN L188 SmtUtils]: Spent 2.81 m on a formula simplification. DAG size of input: 3892 DAG size of output: 3834