/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_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 0.1.24-6598664 [2019-11-24 16:05:03,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:05:03,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:05:03,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:05:03,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:05:03,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:05:03,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:05:03,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:05:03,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:05:03,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:05:03,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:05:03,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:05:03,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:05:03,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:05:03,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:05:03,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:05:03,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:05:03,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:05:03,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:05:03,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:05:03,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:05:03,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:05:03,078 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:05:03,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:05:03,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:05:03,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:05:03,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:05:03,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:05:03,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:05:03,085 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:05:03,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:05:03,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:05:03,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:05:03,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:05:03,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:05:03,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:05:03,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:05:03,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:05:03,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:05:03,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:05:03,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:05:03,095 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 16:05:03,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:05:03,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:05:03,119 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:05:03,119 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:05:03,120 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:05:03,120 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:05:03,120 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:05:03,120 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:05:03,120 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:05:03,121 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:05:03,122 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:05:03,122 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:05:03,122 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:05:03,122 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:05:03,122 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:05:03,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:05:03,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:05:03,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:05:03,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:05:03,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:05:03,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:05:03,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:05:03,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:05:03,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:05:03,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:05:03,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:05:03,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:05:03,126 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:05:03,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:05:03,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:05:03,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:05:03,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:05:03,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:05:03,127 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:05:03,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:05:03,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:05:03,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:05:03,128 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:05:03,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:05:03,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:05:03,419 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:05:03,421 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:05:03,421 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:05:03,422 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-4ed3cba-1-100_1a-drivers--usb--serial--qcserial.ko-entry_point.cil.out.i [2019-11-24 16:05:03,491 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ab89aaeb/8565e6c2b94e4ec8b0291e6ad1195c90/FLAG5c812f1d3 [2019-11-24 16:05:04,259 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:05:04,260 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-4ed3cba-1-100_1a-drivers--usb--serial--qcserial.ko-entry_point.cil.out.i [2019-11-24 16:05:04,298 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ab89aaeb/8565e6c2b94e4ec8b0291e6ad1195c90/FLAG5c812f1d3 [2019-11-24 16:05:04,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ab89aaeb/8565e6c2b94e4ec8b0291e6ad1195c90 [2019-11-24 16:05:04,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:05:04,779 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:05:04,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:05:04,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:05:04,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:05:04,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:05:04" (1/1) ... [2019-11-24 16:05:04,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42874eea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:05:04, skipping insertion in model container [2019-11-24 16:05:04,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:05:04" (1/1) ... [2019-11-24 16:05:04,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:05:04,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:05:05,522 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3493] [2019-11-24 16:05:05,523 WARN L1172 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] [2019-11-24 16:05:05,524 WARN L1172 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] [2019-11-24 16:05:05,524 WARN L1172 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] [2019-11-24 16:05:05,525 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3502] [2019-11-24 16:05:05,528 WARN L1172 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] [2019-11-24 16:05:05,529 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3510] [2019-11-24 16:05:05,530 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3513] [2019-11-24 16:05:05,540 WARN L1172 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] [2019-11-24 16:05:05,541 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name install at C: (*install)(struct tty_driver___0 *driver , struct tty_struct___0 *tty ) [3829] [2019-11-24 16:05:05,541 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name remove at C: (*remove)(struct tty_driver___0 *driver , struct tty_struct___0 *tty ) [3830] [2019-11-24 16:05:05,542 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name poll_init at C: (*poll_init)(struct tty_driver___0 *driver , int line , char *options ) [3861] [2019-11-24 16:05:05,543 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name poll_get_char at C: (*poll_get_char)(struct tty_driver___0 *driver , int line ) [3862] [2019-11-24 16:05:05,545 WARN L1172 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] [2019-11-24 16:05:05,548 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3923] [2019-11-24 16:05:05,549 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3924] [2019-11-24 16:05:05,549 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3925] [2019-11-24 16:05:05,550 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3926] [2019-11-24 16:05:05,550 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3927] [2019-11-24 16:05:05,551 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3928] [2019-11-24 16:05:06,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:05:06,282 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:05:06,450 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3493] [2019-11-24 16:05:06,451 WARN L1172 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] [2019-11-24 16:05:06,452 WARN L1172 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] [2019-11-24 16:05:06,452 WARN L1172 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] [2019-11-24 16:05:06,455 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3502] [2019-11-24 16:05:06,457 WARN L1172 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] [2019-11-24 16:05:06,460 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3510] [2019-11-24 16:05:06,460 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3513] [2019-11-24 16:05:06,472 WARN L1172 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] [2019-11-24 16:05:06,473 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name install at C: (*install)(struct tty_driver___0 *driver , struct tty_struct___0 *tty ) [3829] [2019-11-24 16:05:06,473 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name remove at C: (*remove)(struct tty_driver___0 *driver , struct tty_struct___0 *tty ) [3830] [2019-11-24 16:05:06,475 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name poll_init at C: (*poll_init)(struct tty_driver___0 *driver , int line , char *options ) [3861] [2019-11-24 16:05:06,475 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name poll_get_char at C: (*poll_get_char)(struct tty_driver___0 *driver , int line ) [3862] [2019-11-24 16:05:06,476 WARN L1172 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] [2019-11-24 16:05:06,478 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3923] [2019-11-24 16:05:06,478 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3924] [2019-11-24 16:05:06,481 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3925] [2019-11-24 16:05:06,481 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3926] [2019-11-24 16:05:06,482 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3927] [2019-11-24 16:05:06,483 WARN L1172 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3928] [2019-11-24 16:05:06,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:05:06,792 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:05:06,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:05:06 WrapperNode [2019-11-24 16:05:06,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:05:06,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:05:06,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:05:06,795 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:05:06,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:05:06" (1/1) ... [2019-11-24 16:05:06,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:05:06" (1/1) ... [2019-11-24 16:05:07,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:05:07,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:05:07,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:05:07,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:05:07,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:05:06" (1/1) ... [2019-11-24 16:05:07,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:05:06" (1/1) ... [2019-11-24 16:05:07,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:05:06" (1/1) ... [2019-11-24 16:05:07,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:05:06" (1/1) ... [2019-11-24 16:05:07,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:05:06" (1/1) ... [2019-11-24 16:05:07,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:05:06" (1/1) ... [2019-11-24 16:05:07,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:05:06" (1/1) ... [2019-11-24 16:05:07,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:05:07,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:05:07,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:05:07,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:05:07,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:05:06" (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 [2019-11-24 16:05:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 16:05:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 16:05:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 16:05:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 16:05:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 16:05:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 16:05:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 16:05:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 16:05:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:05:07,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:05:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-11-24 16:05:12,695 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:05:12,695 INFO L284 CfgBuilder]: Removed 231 assume(true) statements. [2019-11-24 16:05:12,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:05:12 BoogieIcfgContainer [2019-11-24 16:05:12,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:05:12,697 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:05:12,698 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:05:12,698 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:05:12,700 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:05:12" (1/1) ... [2019-11-24 16:05:12,701 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 [2019-11-24 16:05:12,734 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:05:12,735 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:05:12,744 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:05:12,755 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:05:12,757 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:05:48,177 WARN L192 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 3885 [2019-11-24 16:06:01,070 WARN L192 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 265 DAG size of output: 215 [2019-11-24 16:06:03,123 WARN L192 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 3923 [2019-11-24 16:06:03,577 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:06:27,475 WARN L192 SmtUtils]: Spent 13.18 s on a formula simplification that was a NOOP. DAG size: 1771 [2019-11-24 16:06:32,449 WARN L192 SmtUtils]: Spent 4.79 s on a formula simplification that was a NOOP. DAG size: 5447