java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/memsafety-ext2/split_list_test05_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-10 14:41:13,448 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-10 14:41:13,449 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-10 14:41:13,462 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-10 14:41:13,463 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-10 14:41:13,463 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-10 14:41:13,464 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-10 14:41:13,466 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-10 14:41:13,468 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-10 14:41:13,469 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-10 14:41:13,469 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-10 14:41:13,470 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-10 14:41:13,470 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-10 14:41:13,471 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-10 14:41:13,472 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-10 14:41:13,474 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-10 14:41:13,475 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-10 14:41:13,477 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-10 14:41:13,477 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-10 14:41:13,478 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-10 14:41:13,480 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-10 14:41:13,484 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-10 14:41:13,485 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-10 14:41:13,485 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-04-10 14:41:13,498 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-10 14:41:13,499 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-10 14:41:13,500 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-10 14:41:13,500 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-10 14:41:13,500 INFO L133 SettingsManager]: * Use SBE=true [2018-04-10 14:41:13,500 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-10 14:41:13,500 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-10 14:41:13,501 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-10 14:41:13,501 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-10 14:41:13,501 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-10 14:41:13,501 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-10 14:41:13,501 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-10 14:41:13,501 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-10 14:41:13,501 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-10 14:41:13,502 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-10 14:41:13,502 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-10 14:41:13,502 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-10 14:41:13,502 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-10 14:41:13,502 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-10 14:41:13,502 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 14:41:13,502 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-10 14:41:13,503 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-04-10 14:41:13,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-10 14:41:13,547 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-10 14:41:13,550 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-10 14:41:13,551 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-10 14:41:13,552 INFO L276 PluginConnector]: CDTParser initialized [2018-04-10 14:41:13,552 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext2/split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,866 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGcb1d4f680 [2018-04-10 14:41:13,988 INFO L287 CDTParser]: IsIndexed: true [2018-04-10 14:41:13,988 INFO L288 CDTParser]: Found 1 translation units. [2018-04-10 14:41:13,988 INFO L168 CDTParser]: Scanning split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,997 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-10 14:41:13,997 INFO L215 ultiparseSymbolTable]: [2018-04-10 14:41:13,997 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-10 14:41:13,997 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBody ('containsBody') in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,997 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHead ('containsHead') in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,997 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fsplit_list_test___false_valid_deref_i____bswap_64 ('__bswap_64') in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,998 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fsplit_list_test___false_valid_deref_i____bswap_32 ('__bswap_32') in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,998 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,998 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fsplit_list_test___false_valid_deref_i__append ('append') in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,998 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-10 14:41:13,998 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____fd_mask in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,998 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__nlink_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,998 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,998 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____int64_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,998 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__uint in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__loff_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____u_int in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__dev_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_once_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__u_int8_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__id_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_condattr_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_spinlock_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__register_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__u_int16_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____daddr_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____blkcnt_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____fsblkcnt64_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____key_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____uint8_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_cond_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____clockid_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:13,999 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__off_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__quad_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__ushort in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__ldiv_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____syscall_slong_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____u_quad_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_attr_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__ino_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_barrier_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____useconds_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____fsfilcnt64_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__wchar_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____mode_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____fsid_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____intptr_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____socklen_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,000 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__daddr_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____time_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__int8_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__u_int64_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____ino_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__size_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____fsfilcnt_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__int64_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____u_long in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____int16_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____uint16_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__caddr_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__fsid_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__mode_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____clock_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__ulong in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____sigset_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__u_short in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,001 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____loff_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____int8_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__gid_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__suseconds_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pid_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____u_short in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__u_long in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__clock_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____caddr_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__fd_set in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__blksize_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____qaddr_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__lldiv_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____id_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____dev_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____fsblkcnt_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____syscall_ulong_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__int16_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,002 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__uid_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,003 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____u_char in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,003 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____off64_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,003 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_rwlock_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,003 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_key_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,003 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____rlim64_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,003 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__div_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,003 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____uint32_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,003 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____blksize_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,003 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__fsblkcnt_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,003 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__u_int in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,003 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_barrierattr_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,003 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__u_char in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,004 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____suseconds_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,004 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__time_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,004 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__blkcnt_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,004 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__u_quad_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,004 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_mutex_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,004 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____rlim_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,004 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____quad_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,004 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____off_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,004 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____ssize_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,004 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__fsfilcnt_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,004 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____ino64_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,005 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____pid_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,005 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_mutexattr_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,005 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____gid_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,005 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____timer_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,005 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__timer_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,005 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__sigset_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,005 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____int32_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,005 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____pthread_slist_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,005 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__clockid_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,005 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__u_int32_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,006 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____blkcnt64_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,006 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____uid_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,006 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____fsword_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,006 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__ssize_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,006 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__pthread_rwlockattr_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,006 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__key_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,006 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____sig_atomic_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,006 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____nlink_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,006 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__int32_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,006 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i__fd_mask in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,006 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___false_valid_deref_i____uint64_t in split_list_test05_false-valid-deref.i [2018-04-10 14:41:14,019 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGcb1d4f680 [2018-04-10 14:41:14,023 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-10 14:41:14,024 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-10 14:41:14,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-10 14:41:14,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-10 14:41:14,030 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-10 14:41:14,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 02:41:14" (1/1) ... [2018-04-10 14:41:14,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7396d12b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:41:14, skipping insertion in model container [2018-04-10 14:41:14,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 02:41:14" (1/1) ... [2018-04-10 14:41:14,042 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 14:41:14,066 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 14:41:14,205 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 14:41:14,255 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 14:41:14,261 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 121 non ball SCCs. Number of states in SCCs 121. [2018-04-10 14:41:14,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:41:14 WrapperNode [2018-04-10 14:41:14,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-10 14:41:14,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-10 14:41:14,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-10 14:41:14,314 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-10 14:41:14,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:41:14" (1/1) ... [2018-04-10 14:41:14,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:41:14" (1/1) ... [2018-04-10 14:41:14,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:41:14" (1/1) ... [2018-04-10 14:41:14,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:41:14" (1/1) ... [2018-04-10 14:41:14,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:41:14" (1/1) ... [2018-04-10 14:41:14,352 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:41:14" (1/1) ... [2018-04-10 14:41:14,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:41:14" (1/1) ... [2018-04-10 14:41:14,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-10 14:41:14,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-10 14:41:14,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-10 14:41:14,356 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-10 14:41:14,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:41:14" (1/1) ... No working directory specified, using /home/ultimate/work/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 [2018-04-10 14:41:14,472 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-10 14:41:14,472 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-10 14:41:14,472 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fsplit_list_test___false_valid_deref_i____bswap_32 [2018-04-10 14:41:14,472 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fsplit_list_test___false_valid_deref_i____bswap_64 [2018-04-10 14:41:14,472 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHead [2018-04-10 14:41:14,472 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBody [2018-04-10 14:41:14,472 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fsplit_list_test___false_valid_deref_i__append [2018-04-10 14:41:14,473 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-10 14:41:14,473 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-10 14:41:14,473 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-10 14:41:14,473 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-10 14:41:14,473 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-10 14:41:14,473 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-10 14:41:14,473 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-10 14:41:14,473 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-10 14:41:14,473 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-10 14:41:14,474 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-10 14:41:14,474 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-10 14:41:14,474 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-10 14:41:14,474 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-10 14:41:14,474 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-10 14:41:14,474 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-10 14:41:14,474 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-10 14:41:14,474 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-10 14:41:14,475 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-10 14:41:14,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fsplit_list_test___false_valid_deref_i____bswap_32 [2018-04-10 14:41:14,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fsplit_list_test___false_valid_deref_i____bswap_64 [2018-04-10 14:41:14,475 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-10 14:41:14,475 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-10 14:41:14,475 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-10 14:41:14,475 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-10 14:41:14,475 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-10 14:41:14,475 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-10 14:41:14,476 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-10 14:41:14,476 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-10 14:41:14,476 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-10 14:41:14,476 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-10 14:41:14,476 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-10 14:41:14,476 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-10 14:41:14,476 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-10 14:41:14,477 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-10 14:41:14,477 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-10 14:41:14,477 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-10 14:41:14,477 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-10 14:41:14,477 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-10 14:41:14,477 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-10 14:41:14,477 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-10 14:41:14,477 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-10 14:41:14,477 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-10 14:41:14,478 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-10 14:41:14,478 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-10 14:41:14,478 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-10 14:41:14,478 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-10 14:41:14,478 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-10 14:41:14,478 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-10 14:41:14,478 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-10 14:41:14,478 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-10 14:41:14,478 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-10 14:41:14,480 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-10 14:41:14,480 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-10 14:41:14,480 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-10 14:41:14,480 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-10 14:41:14,480 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-10 14:41:14,480 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-10 14:41:14,480 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-10 14:41:14,480 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-10 14:41:14,481 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-10 14:41:14,481 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-10 14:41:14,481 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-10 14:41:14,481 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-10 14:41:14,481 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-10 14:41:14,481 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-10 14:41:14,481 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-10 14:41:14,481 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-10 14:41:14,481 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-10 14:41:14,481 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-10 14:41:14,482 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-10 14:41:14,482 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-10 14:41:14,482 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-10 14:41:14,482 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-10 14:41:14,482 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-10 14:41:14,482 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-10 14:41:14,482 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-10 14:41:14,482 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-10 14:41:14,482 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-10 14:41:14,482 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-10 14:41:14,483 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-10 14:41:14,483 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-10 14:41:14,483 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-10 14:41:14,483 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-10 14:41:14,483 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-10 14:41:14,483 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-10 14:41:14,483 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-10 14:41:14,483 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-10 14:41:14,485 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-10 14:41:14,485 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-10 14:41:14,485 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-10 14:41:14,485 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-10 14:41:14,485 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-10 14:41:14,485 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-10 14:41:14,486 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-10 14:41:14,486 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-10 14:41:14,486 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-10 14:41:14,486 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-10 14:41:14,486 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-10 14:41:14,486 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-10 14:41:14,486 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-10 14:41:14,486 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-10 14:41:14,486 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-10 14:41:14,486 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-10 14:41:14,487 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-10 14:41:14,487 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-10 14:41:14,487 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-10 14:41:14,487 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-10 14:41:14,487 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-04-10 14:41:14,487 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-10 14:41:14,487 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHead [2018-04-10 14:41:14,487 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-10 14:41:14,487 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-10 14:41:14,487 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBody [2018-04-10 14:41:14,488 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fsplit_list_test___false_valid_deref_i__append [2018-04-10 14:41:14,488 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-10 14:41:14,488 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-10 14:41:14,488 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-10 14:41:14,488 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-10 14:41:14,488 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-10 14:41:14,488 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-10 14:41:14,488 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-10 14:41:14,488 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-10 14:41:15,234 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-10 14:41:15,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 02:41:15 BoogieIcfgContainer [2018-04-10 14:41:15,235 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-10 14:41:15,236 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-10 14:41:15,236 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-10 14:41:15,242 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-10 14:41:15,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.04 02:41:14" (1/3) ... [2018-04-10 14:41:15,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54f0879a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 02:41:15, skipping insertion in model container [2018-04-10 14:41:15,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:41:14" (2/3) ... [2018-04-10 14:41:15,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54f0879a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 02:41:15, skipping insertion in model container [2018-04-10 14:41:15,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 02:41:15" (3/3) ... [2018-04-10 14:41:15,246 INFO L107 eAbstractionObserver]: Analyzing ICFG split_list_test05_false-valid-deref.i [2018-04-10 14:41:15,254 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-10 14:41:15,262 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 141 error locations. [2018-04-10 14:41:15,302 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-10 14:41:15,302 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-10 14:41:15,303 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-10 14:41:15,303 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-10 14:41:15,303 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-10 14:41:15,303 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-10 14:41:15,303 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-10 14:41:15,303 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-10 14:41:15,303 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-10 14:41:15,307 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-10 14:41:15,326 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states. [2018-04-10 14:41:15,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 14:41:15,334 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:15,335 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:15,338 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:15,343 INFO L82 PathProgramCache]: Analyzing trace with hash -1942216059, now seen corresponding path program 1 times [2018-04-10 14:41:15,385 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:15,422 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:15,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:15,478 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:41:15,479 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:41:15,480 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:15,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:15,481 INFO L182 omatonBuilderFactory]: Interpolants [347#true, 348#false, 349#(= 1 (select |#valid| |main_#t~malloc60.base|)), 350#(= 1 (select |#valid| main_~list~0.base))] [2018-04-10 14:41:15,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:15,482 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:41:15,496 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:41:15,497 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:41:15,499 INFO L87 Difference]: Start difference. First operand 344 states. Second operand 4 states. [2018-04-10 14:41:15,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:15,857 INFO L93 Difference]: Finished difference Result 411 states and 456 transitions. [2018-04-10 14:41:15,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 14:41:15,858 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-10 14:41:15,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:15,870 INFO L225 Difference]: With dead ends: 411 [2018-04-10 14:41:15,870 INFO L226 Difference]: Without dead ends: 408 [2018-04-10 14:41:15,871 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:41:15,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states. [2018-04-10 14:41:15,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 357. [2018-04-10 14:41:15,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357 states. [2018-04-10 14:41:15,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 401 transitions. [2018-04-10 14:41:15,919 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 401 transitions. Word has length 8 [2018-04-10 14:41:15,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:15,919 INFO L459 AbstractCegarLoop]: Abstraction has 357 states and 401 transitions. [2018-04-10 14:41:15,919 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:41:15,919 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 401 transitions. [2018-04-10 14:41:15,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 14:41:15,920 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:15,920 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:15,922 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:15,922 INFO L82 PathProgramCache]: Analyzing trace with hash -1942216058, now seen corresponding path program 1 times [2018-04-10 14:41:15,923 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:15,931 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:16,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:16,003 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:41:16,003 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:41:16,003 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:16,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:16,003 INFO L182 omatonBuilderFactory]: Interpolants [1121#true, 1122#false, 1123#(and (= 8 (select |#length| |main_#t~malloc60.base|)) (= 0 |main_#t~malloc60.offset|)), 1124#(and (= main_~list~0.offset 0) (= 8 (select |#length| main_~list~0.base)))] [2018-04-10 14:41:16,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:16,004 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:41:16,005 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:41:16,005 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:41:16,005 INFO L87 Difference]: Start difference. First operand 357 states and 401 transitions. Second operand 4 states. [2018-04-10 14:41:16,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:16,166 INFO L93 Difference]: Finished difference Result 359 states and 405 transitions. [2018-04-10 14:41:16,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 14:41:16,166 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-10 14:41:16,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:16,167 INFO L225 Difference]: With dead ends: 359 [2018-04-10 14:41:16,168 INFO L226 Difference]: Without dead ends: 359 [2018-04-10 14:41:16,168 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:41:16,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2018-04-10 14:41:16,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 355. [2018-04-10 14:41:16,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 355 states. [2018-04-10 14:41:16,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 399 transitions. [2018-04-10 14:41:16,191 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 399 transitions. Word has length 8 [2018-04-10 14:41:16,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:16,191 INFO L459 AbstractCegarLoop]: Abstraction has 355 states and 399 transitions. [2018-04-10 14:41:16,191 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:41:16,191 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 399 transitions. [2018-04-10 14:41:16,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-10 14:41:16,192 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:16,192 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:16,192 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:16,192 INFO L82 PathProgramCache]: Analyzing trace with hash 826773366, now seen corresponding path program 1 times [2018-04-10 14:41:16,193 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:16,218 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:16,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:16,257 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:41:16,257 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:41:16,257 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:16,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:16,261 INFO L182 omatonBuilderFactory]: Interpolants [1841#true, 1842#false, 1843#(= 1 (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)), 1844#(= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base))] [2018-04-10 14:41:16,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:16,262 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:41:16,262 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:41:16,262 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:41:16,262 INFO L87 Difference]: Start difference. First operand 355 states and 399 transitions. Second operand 4 states. [2018-04-10 14:41:16,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:16,513 INFO L93 Difference]: Finished difference Result 350 states and 394 transitions. [2018-04-10 14:41:16,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 14:41:16,513 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2018-04-10 14:41:16,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:16,514 INFO L225 Difference]: With dead ends: 350 [2018-04-10 14:41:16,514 INFO L226 Difference]: Without dead ends: 350 [2018-04-10 14:41:16,514 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:41:16,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2018-04-10 14:41:16,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 350. [2018-04-10 14:41:16,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2018-04-10 14:41:16,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 394 transitions. [2018-04-10 14:41:16,525 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 394 transitions. Word has length 18 [2018-04-10 14:41:16,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:16,525 INFO L459 AbstractCegarLoop]: Abstraction has 350 states and 394 transitions. [2018-04-10 14:41:16,525 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:41:16,525 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 394 transitions. [2018-04-10 14:41:16,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-10 14:41:16,525 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:16,525 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:16,526 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:16,526 INFO L82 PathProgramCache]: Analyzing trace with hash 826773367, now seen corresponding path program 1 times [2018-04-10 14:41:16,526 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:16,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:16,538 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:16,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:16,589 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:41:16,589 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:41:16,589 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:16,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:16,590 INFO L182 omatonBuilderFactory]: Interpolants [2547#true, 2548#false, 2549#(and (= 9 (select |#length| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= 0 |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.offset|)), 2550#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.offset 0) (= 9 (select |#length| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)))] [2018-04-10 14:41:16,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:16,591 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:41:16,591 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:41:16,591 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:41:16,591 INFO L87 Difference]: Start difference. First operand 350 states and 394 transitions. Second operand 4 states. [2018-04-10 14:41:16,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:16,750 INFO L93 Difference]: Finished difference Result 345 states and 389 transitions. [2018-04-10 14:41:16,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 14:41:16,750 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2018-04-10 14:41:16,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:16,752 INFO L225 Difference]: With dead ends: 345 [2018-04-10 14:41:16,752 INFO L226 Difference]: Without dead ends: 345 [2018-04-10 14:41:16,752 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:41:16,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2018-04-10 14:41:16,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 345. [2018-04-10 14:41:16,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 345 states. [2018-04-10 14:41:16,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 389 transitions. [2018-04-10 14:41:16,761 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 389 transitions. Word has length 18 [2018-04-10 14:41:16,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:16,762 INFO L459 AbstractCegarLoop]: Abstraction has 345 states and 389 transitions. [2018-04-10 14:41:16,762 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:41:16,762 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 389 transitions. [2018-04-10 14:41:16,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-10 14:41:16,764 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:16,764 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:16,764 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:16,764 INFO L82 PathProgramCache]: Analyzing trace with hash -139829100, now seen corresponding path program 1 times [2018-04-10 14:41:16,765 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:16,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:16,788 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:16,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:16,855 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:41:16,855 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-10 14:41:16,855 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:16,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:16,856 INFO L182 omatonBuilderFactory]: Interpolants [3248#(or (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)), 3249#(or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base))), 3243#true, 3244#false, 3245#(= (select |#valid| main_~list~0.base) 1), 3246#(= 1 (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 3247#(= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base))] [2018-04-10 14:41:16,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:16,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-10 14:41:16,856 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-10 14:41:16,856 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-10 14:41:16,856 INFO L87 Difference]: Start difference. First operand 345 states and 389 transitions. Second operand 7 states. [2018-04-10 14:41:17,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:17,350 INFO L93 Difference]: Finished difference Result 384 states and 427 transitions. [2018-04-10 14:41:17,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 14:41:17,350 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2018-04-10 14:41:17,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:17,352 INFO L225 Difference]: With dead ends: 384 [2018-04-10 14:41:17,352 INFO L226 Difference]: Without dead ends: 384 [2018-04-10 14:41:17,352 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-04-10 14:41:17,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2018-04-10 14:41:17,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 337. [2018-04-10 14:41:17,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337 states. [2018-04-10 14:41:17,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 381 transitions. [2018-04-10 14:41:17,360 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 381 transitions. Word has length 19 [2018-04-10 14:41:17,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:17,360 INFO L459 AbstractCegarLoop]: Abstraction has 337 states and 381 transitions. [2018-04-10 14:41:17,360 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-10 14:41:17,361 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 381 transitions. [2018-04-10 14:41:17,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-10 14:41:17,361 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:17,361 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:17,361 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:17,361 INFO L82 PathProgramCache]: Analyzing trace with hash -139829099, now seen corresponding path program 1 times [2018-04-10 14:41:17,362 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:17,373 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:17,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:17,447 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:41:17,447 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-10 14:41:17,447 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:17,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:17,448 INFO L182 omatonBuilderFactory]: Interpolants [3973#true, 3974#false, 3975#(and (= 8 (select |#length| |main_#t~malloc60.base|)) (= 0 |main_#t~malloc60.offset|)), 3976#(and (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base))), 3977#(and (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 3978#(and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= 8 (select |#length| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (= 0 |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)), 3979#(and (= 8 (select |#length| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1)), 3980#(and (= 8 (select |#length| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0))] [2018-04-10 14:41:17,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:17,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-10 14:41:17,448 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-10 14:41:17,448 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-10 14:41:17,449 INFO L87 Difference]: Start difference. First operand 337 states and 381 transitions. Second operand 8 states. [2018-04-10 14:41:18,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:18,109 INFO L93 Difference]: Finished difference Result 378 states and 423 transitions. [2018-04-10 14:41:18,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-10 14:41:18,109 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2018-04-10 14:41:18,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:18,110 INFO L225 Difference]: With dead ends: 378 [2018-04-10 14:41:18,111 INFO L226 Difference]: Without dead ends: 378 [2018-04-10 14:41:18,111 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-04-10 14:41:18,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2018-04-10 14:41:18,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 328. [2018-04-10 14:41:18,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 328 states. [2018-04-10 14:41:18,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 371 transitions. [2018-04-10 14:41:18,116 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 371 transitions. Word has length 19 [2018-04-10 14:41:18,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:18,117 INFO L459 AbstractCegarLoop]: Abstraction has 328 states and 371 transitions. [2018-04-10 14:41:18,117 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-10 14:41:18,117 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 371 transitions. [2018-04-10 14:41:18,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-10 14:41:18,117 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:18,117 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:18,118 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:18,118 INFO L82 PathProgramCache]: Analyzing trace with hash 438458257, now seen corresponding path program 1 times [2018-04-10 14:41:18,118 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:18,130 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:18,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:18,194 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:41:18,194 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-10 14:41:18,195 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:18,195 INFO L182 omatonBuilderFactory]: Interpolants [4693#true, 4694#false, 4695#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 4696#(and (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))), 4697#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset))), 4698#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~mem55.base| 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~mem55.offset| 0)), 4699#|__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~short57|] [2018-04-10 14:41:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:18,196 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-10 14:41:18,196 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-10 14:41:18,196 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-10 14:41:18,196 INFO L87 Difference]: Start difference. First operand 328 states and 371 transitions. Second operand 7 states. [2018-04-10 14:41:18,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:18,379 INFO L93 Difference]: Finished difference Result 345 states and 391 transitions. [2018-04-10 14:41:18,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 14:41:18,394 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2018-04-10 14:41:18,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:18,396 INFO L225 Difference]: With dead ends: 345 [2018-04-10 14:41:18,396 INFO L226 Difference]: Without dead ends: 345 [2018-04-10 14:41:18,397 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-04-10 14:41:18,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2018-04-10 14:41:18,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 339. [2018-04-10 14:41:18,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 339 states. [2018-04-10 14:41:18,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 384 transitions. [2018-04-10 14:41:18,405 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 384 transitions. Word has length 28 [2018-04-10 14:41:18,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:18,405 INFO L459 AbstractCegarLoop]: Abstraction has 339 states and 384 transitions. [2018-04-10 14:41:18,405 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-10 14:41:18,406 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 384 transitions. [2018-04-10 14:41:18,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-10 14:41:18,406 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:18,406 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:18,406 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:18,407 INFO L82 PathProgramCache]: Analyzing trace with hash -1482101612, now seen corresponding path program 1 times [2018-04-10 14:41:18,407 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:18,422 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:18,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:18,582 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:41:18,582 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-10 14:41:18,582 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:18,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:18,583 INFO L182 omatonBuilderFactory]: Interpolants [5392#(= 0 |main_#t~malloc60.offset|), 5393#(= 0 main_~list~0.offset), 5394#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 5395#(and (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (+ 0 4))) (= 0 |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)), 5396#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))), 5397#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4))) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~mem56.base| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4))) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~mem56.offset| 0)), 5398#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~short57|), 5390#true, 5391#false] [2018-04-10 14:41:18,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:18,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 14:41:18,584 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 14:41:18,584 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-04-10 14:41:18,584 INFO L87 Difference]: Start difference. First operand 339 states and 384 transitions. Second operand 9 states. [2018-04-10 14:41:18,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:18,825 INFO L93 Difference]: Finished difference Result 344 states and 389 transitions. [2018-04-10 14:41:18,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-10 14:41:18,825 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 30 [2018-04-10 14:41:18,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:18,826 INFO L225 Difference]: With dead ends: 344 [2018-04-10 14:41:18,826 INFO L226 Difference]: Without dead ends: 344 [2018-04-10 14:41:18,827 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2018-04-10 14:41:18,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2018-04-10 14:41:18,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 342. [2018-04-10 14:41:18,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2018-04-10 14:41:18,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 387 transitions. [2018-04-10 14:41:18,834 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 387 transitions. Word has length 30 [2018-04-10 14:41:18,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:18,835 INFO L459 AbstractCegarLoop]: Abstraction has 342 states and 387 transitions. [2018-04-10 14:41:18,835 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 14:41:18,835 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 387 transitions. [2018-04-10 14:41:18,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-10 14:41:18,836 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:18,836 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:18,836 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:18,836 INFO L82 PathProgramCache]: Analyzing trace with hash 52121681, now seen corresponding path program 1 times [2018-04-10 14:41:18,837 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:18,858 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:19,328 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:19,328 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:41:19,328 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-10 14:41:19,328 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:19,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:19,329 INFO L182 omatonBuilderFactory]: Interpolants [6112#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base))), 6113#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))), 6114#(= 1 (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~mem59.base|)), 6095#true, 6096#false, 6097#(= 0 |main_#t~malloc60.offset|), 6098#(= 0 main_~list~0.offset), 6099#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 6100#(= |#valid| |old(#valid)|), 6101#(and (= |#valid| |old(#valid)|) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 6102#(and (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= 1 (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 6103#(and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 6104#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 6105#(or (and (or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (+ (- 0) 4)))))) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))), 6106#(or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (+ (- 0) 4))))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))), 6107#(and (= main_~list~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 6108#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (+ 0 4)))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= 0 |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)), 6109#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1)), 6110#(and (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4))))), 6111#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)))] [2018-04-10 14:41:19,329 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:19,329 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-10 14:41:19,329 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-10 14:41:19,329 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2018-04-10 14:41:19,330 INFO L87 Difference]: Start difference. First operand 342 states and 387 transitions. Second operand 20 states. [2018-04-10 14:41:21,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:21,059 INFO L93 Difference]: Finished difference Result 393 states and 437 transitions. [2018-04-10 14:41:21,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-10 14:41:21,059 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 47 [2018-04-10 14:41:21,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:21,061 INFO L225 Difference]: With dead ends: 393 [2018-04-10 14:41:21,061 INFO L226 Difference]: Without dead ends: 393 [2018-04-10 14:41:21,061 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=155, Invalid=837, Unknown=0, NotChecked=0, Total=992 [2018-04-10 14:41:21,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-04-10 14:41:21,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 347. [2018-04-10 14:41:21,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2018-04-10 14:41:21,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 391 transitions. [2018-04-10 14:41:21,066 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 391 transitions. Word has length 47 [2018-04-10 14:41:21,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:21,066 INFO L459 AbstractCegarLoop]: Abstraction has 347 states and 391 transitions. [2018-04-10 14:41:21,066 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-10 14:41:21,066 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 391 transitions. [2018-04-10 14:41:21,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-10 14:41:21,067 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:21,067 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:21,067 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:21,067 INFO L82 PathProgramCache]: Analyzing trace with hash 52121682, now seen corresponding path program 1 times [2018-04-10 14:41:21,067 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:21,080 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:21,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:21,619 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:41:21,619 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-10 14:41:21,619 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:21,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:21,620 INFO L182 omatonBuilderFactory]: Interpolants [6880#false, 6881#(= 0 |main_#t~malloc60.offset|), 6882#(= 0 main_~list~0.offset), 6883#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 6884#(= |#valid| |old(#valid)|), 6885#(and (= |#valid| |old(#valid)|) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 6886#(and (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (= 9 (select |#length| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= 0 |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.offset|))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 6887#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (= 0 __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.offset) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= 9 (select |#length| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base))))))), 6888#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (= 0 __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.offset) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= 9 (select |#length| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base))))))), 6889#(or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (+ (- 0) 4))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (+ (- 0) 4))) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (= 9 (select |#length| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))), 6890#(or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (and (= 9 (select |#length| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (+ (- 0) 4)))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))), 6891#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 6892#(and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (+ 0 4))) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (+ 0 4)))) (= 0 |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)), 6893#(and (= 9 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))), 6894#(and (= 9 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))), 6895#(and (= 9 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))), 6896#(and (= 9 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4)))), 6897#(and (= 9 (select |#length| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~mem59.base|)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~mem59.offset| 0)), 6879#true] [2018-04-10 14:41:21,620 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:41:21,620 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-10 14:41:21,620 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-10 14:41:21,621 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2018-04-10 14:41:21,621 INFO L87 Difference]: Start difference. First operand 347 states and 391 transitions. Second operand 19 states. [2018-04-10 14:41:23,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:23,744 INFO L93 Difference]: Finished difference Result 392 states and 436 transitions. [2018-04-10 14:41:23,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-10 14:41:23,745 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 47 [2018-04-10 14:41:23,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:23,746 INFO L225 Difference]: With dead ends: 392 [2018-04-10 14:41:23,746 INFO L226 Difference]: Without dead ends: 392 [2018-04-10 14:41:23,746 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=151, Invalid=779, Unknown=0, NotChecked=0, Total=930 [2018-04-10 14:41:23,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2018-04-10 14:41:23,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 346. [2018-04-10 14:41:23,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 346 states. [2018-04-10 14:41:23,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 390 transitions. [2018-04-10 14:41:23,751 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 390 transitions. Word has length 47 [2018-04-10 14:41:23,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:23,752 INFO L459 AbstractCegarLoop]: Abstraction has 346 states and 390 transitions. [2018-04-10 14:41:23,752 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-10 14:41:23,752 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 390 transitions. [2018-04-10 14:41:23,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-04-10 14:41:23,757 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:23,757 INFO L355 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:23,758 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:23,758 INFO L82 PathProgramCache]: Analyzing trace with hash -870239479, now seen corresponding path program 1 times [2018-04-10 14:41:23,759 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:23,780 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:23,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1274 backedges. 7 proven. 84 refuted. 0 times theorem prover too weak. 1183 trivial. 0 not checked. [2018-04-10 14:41:23,844 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:41:23,844 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2018-04-10 14:41:23,844 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:23,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 1008 trivial. 0 not checked. [2018-04-10 14:41:23,845 INFO L182 omatonBuilderFactory]: Interpolants [7660#true, 7661#false, 7662#(not |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~short57|)] [2018-04-10 14:41:23,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1274 backedges. 7 proven. 84 refuted. 0 times theorem prover too weak. 1183 trivial. 0 not checked. [2018-04-10 14:41:23,846 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-10 14:41:23,846 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-10 14:41:23,846 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 14:41:23,846 INFO L87 Difference]: Start difference. First operand 346 states and 390 transitions. Second operand 3 states. [2018-04-10 14:41:23,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:23,852 INFO L93 Difference]: Finished difference Result 347 states and 391 transitions. [2018-04-10 14:41:23,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-10 14:41:23,853 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 240 [2018-04-10 14:41:23,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:23,854 INFO L225 Difference]: With dead ends: 347 [2018-04-10 14:41:23,854 INFO L226 Difference]: Without dead ends: 347 [2018-04-10 14:41:23,855 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 14:41:23,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2018-04-10 14:41:23,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 347. [2018-04-10 14:41:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2018-04-10 14:41:23,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 391 transitions. [2018-04-10 14:41:23,860 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 391 transitions. Word has length 240 [2018-04-10 14:41:23,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:23,861 INFO L459 AbstractCegarLoop]: Abstraction has 347 states and 391 transitions. [2018-04-10 14:41:23,861 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-10 14:41:23,861 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 391 transitions. [2018-04-10 14:41:23,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-04-10 14:41:23,864 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:23,865 INFO L355 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:23,865 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:23,865 INFO L82 PathProgramCache]: Analyzing trace with hash -1114924480, now seen corresponding path program 1 times [2018-04-10 14:41:23,866 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:23,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:23,942 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:24,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1456 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2018-04-10 14:41:24,514 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:41:24,514 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-10 14:41:24,514 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:24,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2018-04-10 14:41:24,516 INFO L182 omatonBuilderFactory]: Interpolants [8357#true, 8358#false, 8359#(= (select |#valid| main_~list~0.base) 1), 8360#(= |#valid| |old(#valid)|), 8361#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= |#valid| |old(#valid)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 8362#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (not (= 0 |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 8363#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (not (= 0 __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)))) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 8364#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (not (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 8365#(or (and (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))), 8366#(or (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)))), 8367#(not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 8368#(= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|), 8369#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 8370#(and (= (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~mem55.base|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 8371#(and (or (not |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~short57|) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)))) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 8372#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 8373#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= 0 (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 8374#(= 0 (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))] [2018-04-10 14:41:24,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1456 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2018-04-10 14:41:24,517 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-10 14:41:24,517 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-10 14:41:24,517 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2018-04-10 14:41:24,517 INFO L87 Difference]: Start difference. First operand 347 states and 391 transitions. Second operand 18 states. [2018-04-10 14:41:26,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:26,550 INFO L93 Difference]: Finished difference Result 444 states and 518 transitions. [2018-04-10 14:41:26,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-10 14:41:26,550 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 266 [2018-04-10 14:41:26,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:26,553 INFO L225 Difference]: With dead ends: 444 [2018-04-10 14:41:26,553 INFO L226 Difference]: Without dead ends: 430 [2018-04-10 14:41:26,554 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 249 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=283, Invalid=1199, Unknown=0, NotChecked=0, Total=1482 [2018-04-10 14:41:26,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2018-04-10 14:41:26,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 372. [2018-04-10 14:41:26,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2018-04-10 14:41:26,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 419 transitions. [2018-04-10 14:41:26,564 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 419 transitions. Word has length 266 [2018-04-10 14:41:26,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:26,564 INFO L459 AbstractCegarLoop]: Abstraction has 372 states and 419 transitions. [2018-04-10 14:41:26,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-10 14:41:26,565 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 419 transitions. [2018-04-10 14:41:26,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-04-10 14:41:26,568 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:26,568 INFO L355 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:26,568 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:26,569 INFO L82 PathProgramCache]: Analyzing trace with hash -1698079180, now seen corresponding path program 1 times [2018-04-10 14:41:26,569 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:26,638 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:27,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 272 proven. 275 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2018-04-10 14:41:27,202 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:41:27,202 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-10 14:41:27,202 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:41:27,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 196 proven. 275 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2018-04-10 14:41:27,203 INFO L182 omatonBuilderFactory]: Interpolants [9248#(= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1), 9249#(= (select |#valid| main_~list~0.base) 1), 9250#(= |#valid| |old(#valid)|), 9251#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= |#valid| |old(#valid)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 9252#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (not (= 0 |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 9253#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (not (= 0 __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base))), 9254#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (not (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)))), 9255#(or (and (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))), 9256#(or (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)))), 9257#(not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 9258#(= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|), 9259#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 9260#(and (= (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~mem55.base|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 9261#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (or (not |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~short57|) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset))) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 9262#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 9263#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= 0 (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 9264#(= 0 (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)), 9244#true, 9245#false, 9246#(= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|), 9247#(and (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))] [2018-04-10 14:41:27,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 272 proven. 275 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2018-04-10 14:41:27,204 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-10 14:41:27,204 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-10 14:41:27,205 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2018-04-10 14:41:27,205 INFO L87 Difference]: Start difference. First operand 372 states and 419 transitions. Second operand 21 states. [2018-04-10 14:41:29,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:41:29,178 INFO L93 Difference]: Finished difference Result 428 states and 474 transitions. [2018-04-10 14:41:29,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-10 14:41:29,178 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 268 [2018-04-10 14:41:29,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:41:29,180 INFO L225 Difference]: With dead ends: 428 [2018-04-10 14:41:29,180 INFO L226 Difference]: Without dead ends: 411 [2018-04-10 14:41:29,180 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=334, Invalid=1388, Unknown=0, NotChecked=0, Total=1722 [2018-04-10 14:41:29,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2018-04-10 14:41:29,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 365. [2018-04-10 14:41:29,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 365 states. [2018-04-10 14:41:29,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 410 transitions. [2018-04-10 14:41:29,188 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 410 transitions. Word has length 268 [2018-04-10 14:41:29,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:41:29,189 INFO L459 AbstractCegarLoop]: Abstraction has 365 states and 410 transitions. [2018-04-10 14:41:29,189 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-10 14:41:29,189 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 410 transitions. [2018-04-10 14:41:29,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-04-10 14:41:29,192 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:41:29,193 INFO L355 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:41:29,193 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:41:29,193 INFO L82 PathProgramCache]: Analyzing trace with hash 93691804, now seen corresponding path program 2 times [2018-04-10 14:41:29,194 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:41:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:41:31,923 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:41:47,975 WARN L151 SmtUtils]: Spent 132ms on a formula simplification. DAG size of input: 57 DAG size of output 46 [2018-04-10 14:41:48,520 WARN L151 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 59 DAG size of output 39 [2018-04-10 14:41:49,874 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 58 DAG size of output 46 [2018-04-10 14:41:52,707 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 72 DAG size of output 39 [2018-04-10 14:41:53,017 WARN L151 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 65 DAG size of output 42 [2018-04-10 14:41:53,661 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 57 DAG size of output 37 [2018-04-10 14:41:54,282 WARN L151 SmtUtils]: Spent 214ms on a formula simplification. DAG size of input: 77 DAG size of output 49 [2018-04-10 14:41:54,542 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 50 DAG size of output 35 [2018-04-10 14:41:58,755 WARN L151 SmtUtils]: Spent 181ms on a formula simplification. DAG size of input: 62 DAG size of output 50 [2018-04-10 14:42:00,644 WARN L151 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 58 DAG size of output 43 [2018-04-10 14:42:01,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1534 backedges. 372 proven. 942 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-04-10 14:42:01,191 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:42:01,192 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [82] total 82 [2018-04-10 14:42:01,192 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:42:01,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 241 proven. 739 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-04-10 14:42:01,193 INFO L182 omatonBuilderFactory]: Interpolants [10112#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)))), 10113#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) 1) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))))) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)), 10114#(or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) 1) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))), 10115#(or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) 1) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1))), 10116#(and (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 10117#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 10118#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (= |#valid| |old(#valid)|) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10119#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (and (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= 1 (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= |#valid| (store |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base| (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|))) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)))), 10120#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)), 10121#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= 0 (select |old(#valid)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 10122#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base))) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= 0 (select |old(#valid)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 10123#(and (or (and (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= 0 (select |old(#valid)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (and (or (= (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4) (@diff (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base))) (= (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (@diff (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)))) 1)) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (store (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (@diff (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (@diff (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)))))) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0))) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)), 10124#(or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (and (or (= (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (and (= (store (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (@diff (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (or (<= 4 (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) 1)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))))) (<= 4 (@diff (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))), 10125#(and (= |#valid| |old(#valid)|) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 10126#(and (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= 1 (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= |#valid| (store |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base| (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 10127#(and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= 0 (select |old(#valid)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10128#(and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= 0 (select |old(#valid)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10129#(and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base))) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= 0 (select |old(#valid)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10130#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset))) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= 0 (select |old(#valid)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10131#(and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10132#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 10133#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= 1 (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= |#valid| (store |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base| (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 10134#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 10135#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 10136#(and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 10137#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 10138#(and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (and (= (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10139#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 10140#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10141#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10142#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (or (= (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) 1)) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10143#(or (and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) 1) (and (= (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))), 10144#(and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10145#(and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 10146#(and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (and (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base))), 10147#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10148#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) 1) (not (= (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10149#(and (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))), 10150#(and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10151#(and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10152#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10153#(and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (and (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 10154#(and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (and (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))))), 10155#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= 0 (select |old(#valid)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 10156#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (= (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))))) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) 1) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)), 10157#(and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10158#(and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10159#(and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10160#(and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10161#(and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))))), 10162#(and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (and (or (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (= (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset))) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))))), 10163#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 10164#(and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 10165#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10166#(and (or (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) 1) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10167#(and (or (= (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) 1) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (and (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1)), 10168#(and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10169#(or (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10170#(or (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (and (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (not (= (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (and (or (and (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| (@diff (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)))) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (store (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (@diff (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (@diff (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)))))) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)))), 10171#(or (and (or (and (or (= (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (and (or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| (@diff (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (= (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= (store (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (@diff (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))))))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)))) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))), 10172#(or (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (= (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10173#(or (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (and (= (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (select (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10174#(or (and (= (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) 1) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|))) (and (= (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|)) (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))), 10175#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)))), 10176#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= |#valid| (store |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base| (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10177#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 10178#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (and (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)))), 10179#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) 1) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset))), 10180#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= (@diff |old(#valid)| |#valid|) __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset|) (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~mem59.base|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset))), 10181#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (or (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (or (and (or (= (+ __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 4) (@diff (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base))) (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (@diff (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)))))) (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (store (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (@diff (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (select (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (@diff (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base))))) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (and (= (select |#memory_$Pointer$.base| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base) (select |old(#memory_$Pointer$.base)| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (and (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (or (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset))), 10182#(or (not (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| 0)) (and (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (or (and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))))) (<= 4 (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (= (store (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (@diff (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))))) (<= 4 (@diff (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= (store (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (select (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))) (= (select |#memory_$Pointer$.base| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|) (select |old(#memory_$Pointer$.base)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))), 10183#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 10184#(= 1 (select |#valid| |main_#t~mem70.base|)), 10185#(= 1 (select |#valid| main_~cursor~0.base)), 10103#true, 10104#false, 10105#(= 0 |main_#t~malloc60.offset|), 10106#(= 0 main_~list~0.offset), 10107#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 10108#(= |#valid| |old(#valid)|), 10109#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (= |#valid| |old(#valid)|) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset)), 10110#(and (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= 1 (select |#valid| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#t~malloc54.base|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)))), 10111#(and (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset 0)) (and (or (and (= 1 (select |#valid| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|)) (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (or (not (= __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.base __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.base|))))) (= |__U_MULTI_fsplit_list_test___false_valid_deref_i__append_#in~head.offset| __U_MULTI_fsplit_list_test___false_valid_deref_i__append_~head.offset))] [2018-04-10 14:42:01,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1534 backedges. 372 proven. 942 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-04-10 14:42:01,194 INFO L442 AbstractCegarLoop]: Interpolant automaton has 83 states [2018-04-10 14:42:01,195 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2018-04-10 14:42:01,196 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=706, Invalid=6100, Unknown=0, NotChecked=0, Total=6806 [2018-04-10 14:42:01,196 INFO L87 Difference]: Start difference. First operand 365 states and 410 transitions. Second operand 83 states. [2018-04-10 14:42:02,245 WARN L151 SmtUtils]: Spent 163ms on a formula simplification. DAG size of input: 95 DAG size of output 16 [2018-04-10 14:42:02,966 WARN L151 SmtUtils]: Spent 201ms on a formula simplification. DAG size of input: 107 DAG size of output 70 [2018-04-10 14:42:03,368 WARN L151 SmtUtils]: Spent 222ms on a formula simplification. DAG size of input: 114 DAG size of output 87 [2018-04-10 14:42:12,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:42:12,802 INFO L93 Difference]: Finished difference Result 395 states and 440 transitions. [2018-04-10 14:42:12,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-10 14:42:12,803 INFO L78 Accepts]: Start accepts. Automaton has 83 states. Word has length 292 [2018-04-10 14:42:12,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:42:12,804 INFO L225 Difference]: With dead ends: 395 [2018-04-10 14:42:12,804 INFO L226 Difference]: Without dead ends: 395 [2018-04-10 14:42:12,806 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 25 SyntacticMatches, 60 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6355 ImplicationChecksByTransitivity, 16.4s TimeCoverageRelationStatistics Valid=1141, Invalid=9161, Unknown=0, NotChecked=0, Total=10302 [2018-04-10 14:42:12,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2018-04-10 14:42:12,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 364. [2018-04-10 14:42:12,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2018-04-10 14:42:12,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 414 transitions. [2018-04-10 14:42:12,814 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 414 transitions. Word has length 292 [2018-04-10 14:42:12,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:42:12,815 INFO L459 AbstractCegarLoop]: Abstraction has 364 states and 414 transitions. [2018-04-10 14:42:12,815 INFO L460 AbstractCegarLoop]: Interpolant automaton has 83 states. [2018-04-10 14:42:12,815 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 414 transitions. [2018-04-10 14:42:12,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-04-10 14:42:12,819 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:42:12,819 INFO L355 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:42:12,819 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__containsBodyErr34RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr17RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___false_valid_deref_i__appendErr3RequiresViolation]=== [2018-04-10 14:42:12,820 INFO L82 PathProgramCache]: Analyzing trace with hash 93691805, now seen corresponding path program 1 times [2018-04-10 14:42:12,820 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:42:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:42:15,047 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. Received shutdown request... [2018-04-10 14:44:25,374 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Timeout exceeded at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:265) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.access$1(Interpolator.java:263) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$ProofTreeWalker.walk(Interpolator.java:132) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.interpolate(Interpolator.java:220) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:201) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:918) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsTree(InterpolatingTraceCheckCraig.java:267) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:203) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-04-10 14:44:25,377 INFO L168 Benchmark]: Toolchain (without parser) took 191352.96 ms. Allocated memory was 385.4 MB in the beginning and 2.9 GB in the end (delta: 2.5 GB). Free memory was 321.7 MB in the beginning and 721.7 MB in the end (delta: -400.0 MB). Peak memory consumption was 2.6 GB. Max. memory is 5.3 GB. [2018-04-10 14:44:25,378 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 385.4 MB. Free memory is still 345.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-10 14:44:25,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.94 ms. Allocated memory is still 385.4 MB. Free memory was 321.7 MB in the beginning and 292.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 5.3 GB. [2018-04-10 14:44:25,378 INFO L168 Benchmark]: Boogie Preprocessor took 42.80 ms. Allocated memory is still 385.4 MB. Free memory was 292.6 MB in the beginning and 287.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 5.3 GB. [2018-04-10 14:44:25,378 INFO L168 Benchmark]: RCFGBuilder took 878.44 ms. Allocated memory was 385.4 MB in the beginning and 569.9 MB in the end (delta: 184.5 MB). Free memory was 287.4 MB in the beginning and 443.8 MB in the end (delta: -156.5 MB). Peak memory consumption was 43.4 MB. Max. memory is 5.3 GB. [2018-04-10 14:44:25,378 INFO L168 Benchmark]: TraceAbstraction took 190140.42 ms. Allocated memory was 569.9 MB in the beginning and 2.9 GB in the end (delta: 2.3 GB). Free memory was 443.8 MB in the beginning and 721.7 MB in the end (delta: -277.9 MB). Peak memory consumption was 2.6 GB. Max. memory is 5.3 GB. [2018-04-10 14:44:25,380 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 385.4 MB. Free memory is still 345.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 287.94 ms. Allocated memory is still 385.4 MB. Free memory was 321.7 MB in the beginning and 292.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 42.80 ms. Allocated memory is still 385.4 MB. Free memory was 292.6 MB in the beginning and 287.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 878.44 ms. Allocated memory was 385.4 MB in the beginning and 569.9 MB in the end (delta: 184.5 MB). Free memory was 287.4 MB in the beginning and 443.8 MB in the end (delta: -156.5 MB). Peak memory consumption was 43.4 MB. Max. memory is 5.3 GB. * TraceAbstraction took 190140.42 ms. Allocated memory was 569.9 MB in the beginning and 2.9 GB in the end (delta: 2.3 GB). Free memory was 443.8 MB in the beginning and 721.7 MB in the end (delta: -277.9 MB). Peak memory consumption was 2.6 GB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Timeout exceeded de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Timeout exceeded: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:265) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/split_list_test05_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-10_14-44-25-385.csv Completed graceful shutdown