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_z3.epf -i ../../../trunk/examples/svcomp/memsafety-ext2/split_list_test05_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-10 17:04:55,361 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-10 17:04:55,362 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-10 17:04:55,374 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-10 17:04:55,374 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-10 17:04:55,375 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-10 17:04:55,375 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-10 17:04:55,377 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-10 17:04:55,378 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-10 17:04:55,379 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-10 17:04:55,380 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-10 17:04:55,380 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-10 17:04:55,381 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-10 17:04:55,381 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-10 17:04:55,382 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-10 17:04:55,384 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-10 17:04:55,385 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-10 17:04:55,386 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-10 17:04:55,387 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-10 17:04:55,388 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-10 17:04:55,390 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-10 17:04:55,395 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-04-10 17:04:55,413 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-10 17:04:55,414 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-10 17:04:55,414 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-10 17:04:55,415 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-10 17:04:55,415 INFO L133 SettingsManager]: * Use SBE=true [2018-04-10 17:04:55,415 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-10 17:04:55,415 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-10 17:04:55,415 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-10 17:04:55,415 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-10 17:04:55,415 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-10 17:04:55,415 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-10 17:04:55,415 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-10 17:04:55,415 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-10 17:04:55,416 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-10 17:04:55,416 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-10 17:04:55,416 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-10 17:04:55,416 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-10 17:04:55,416 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-10 17:04:55,416 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-10 17:04:55,416 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 17:04:55,416 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-10 17:04:55,416 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-10 17:04:55,416 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-10 17:04:55,417 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:04:55,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-10 17:04:55,452 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-10 17:04:55,454 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-10 17:04:55,455 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-10 17:04:55,455 INFO L276 PluginConnector]: CDTParser initialized [2018-04-10 17:04:55,455 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_true-valid-memsafety.i [2018-04-10 17:04:55,730 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG5346f4639 [2018-04-10 17:04:55,881 INFO L287 CDTParser]: IsIndexed: true [2018-04-10 17:04:55,882 INFO L288 CDTParser]: Found 1 translation units. [2018-04-10 17:04:55,882 INFO L168 CDTParser]: Scanning split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,890 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-10 17:04:55,890 INFO L215 ultiparseSymbolTable]: [2018-04-10 17:04:55,890 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-10 17:04:55,890 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBody ('containsBody') in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,890 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHead ('containsHead') in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,890 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____bswap_64 ('__bswap_64') in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,890 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____bswap_32 ('__bswap_32') in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__append ('append') in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__ushort in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____ino_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____syscall_slong_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____pid_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__suseconds_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____sigset_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_cond_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____ino64_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____loff_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__quad_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____off_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____fsid_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_barrier_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____u_quad_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__u_long in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__clock_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__fd_mask in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____u_int in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__dev_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_rwlockattr_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__id_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__uint in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__u_char in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____clockid_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__u_int16_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__blkcnt_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__sigset_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_spinlock_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____blkcnt_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____u_long in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____int16_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__u_quad_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_key_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____dev_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__register_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____int64_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____fsblkcnt_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__ulong in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_barrierattr_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____useconds_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____caddr_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__fd_set in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__ldiv_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____rlim64_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____key_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__daddr_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____uint8_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__loff_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____int8_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__u_int64_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____qaddr_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____blksize_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__fsid_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____clock_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____daddr_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__int64_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____uint16_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_condattr_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__size_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__key_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_mutexattr_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____fsfilcnt_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____time_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__int8_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__mode_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____ssize_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____socklen_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__ino_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pid_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__int32_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____u_short in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____rlim_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__fsfilcnt_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____fsfilcnt64_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_mutex_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__gid_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____blkcnt64_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__uid_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__u_short in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__off_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__time_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_rwlock_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____mode_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__caddr_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__blksize_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____intptr_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__div_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____uint32_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_once_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____fsword_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____uid_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__ssize_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____off64_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____sig_atomic_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____u_char in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____fsblkcnt64_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__u_int32_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__nlink_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__timer_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,898 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__lldiv_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__int16_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_attr_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____uint64_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__wchar_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__u_int8_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____nlink_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____pthread_slist_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____suseconds_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__clockid_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____quad_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,899 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____fd_mask in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____id_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__u_int in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____syscall_ulong_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____int32_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__pthread_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i__fsblkcnt_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____gid_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,900 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsplit_list_test___true_valid_memsafety_i____timer_t in split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:55,914 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG5346f4639 [2018-04-10 17:04:55,917 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-10 17:04:55,918 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-10 17:04:55,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-10 17:04:55,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-10 17:04:55,922 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-10 17:04:55,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 05:04:55" (1/1) ... [2018-04-10 17:04:55,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f8a46e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:04:55, skipping insertion in model container [2018-04-10 17:04:55,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 05:04:55" (1/1) ... [2018-04-10 17:04:55,935 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 17:04:55,957 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 17:04:56,098 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 17:04:56,145 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 17:04:56,151 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 121 non ball SCCs. Number of states in SCCs 121. [2018-04-10 17:04:56,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:04:56 WrapperNode [2018-04-10 17:04:56,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-10 17:04:56,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-10 17:04:56,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-10 17:04:56,185 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-10 17:04:56,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:04:56" (1/1) ... [2018-04-10 17:04:56,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:04:56" (1/1) ... [2018-04-10 17:04:56,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:04:56" (1/1) ... [2018-04-10 17:04:56,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:04:56" (1/1) ... [2018-04-10 17:04:56,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:04:56" (1/1) ... [2018-04-10 17:04:56,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:04:56" (1/1) ... [2018-04-10 17:04:56,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:04:56" (1/1) ... [2018-04-10 17:04:56,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-10 17:04:56,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-10 17:04:56,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-10 17:04:56,238 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-10 17:04:56,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:04:56" (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 17:04:56,330 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-10 17:04:56,330 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-10 17:04:56,330 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fsplit_list_test___true_valid_memsafety_i____bswap_32 [2018-04-10 17:04:56,330 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fsplit_list_test___true_valid_memsafety_i____bswap_64 [2018-04-10 17:04:56,330 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHead [2018-04-10 17:04:56,330 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBody [2018-04-10 17:04:56,330 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fsplit_list_test___true_valid_memsafety_i__append [2018-04-10 17:04:56,330 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-10 17:04:56,330 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-10 17:04:56,330 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-10 17:04:56,330 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-10 17:04:56,330 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-10 17:04:56,331 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-10 17:04:56,331 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-10 17:04:56,331 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-10 17:04:56,331 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-10 17:04:56,331 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-10 17:04:56,331 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-10 17:04:56,331 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-10 17:04:56,331 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-10 17:04:56,331 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-10 17:04:56,332 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-10 17:04:56,332 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-10 17:04:56,332 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-10 17:04:56,332 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-10 17:04:56,332 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fsplit_list_test___true_valid_memsafety_i____bswap_32 [2018-04-10 17:04:56,332 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fsplit_list_test___true_valid_memsafety_i____bswap_64 [2018-04-10 17:04:56,332 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-10 17:04:56,332 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-10 17:04:56,332 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-10 17:04:56,333 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-10 17:04:56,333 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-10 17:04:56,333 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-10 17:04:56,333 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-10 17:04:56,333 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-10 17:04:56,333 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-10 17:04:56,333 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-10 17:04:56,333 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-10 17:04:56,333 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-10 17:04:56,333 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-10 17:04:56,334 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-10 17:04:56,334 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-10 17:04:56,334 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-10 17:04:56,334 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-10 17:04:56,334 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-10 17:04:56,334 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-10 17:04:56,334 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-10 17:04:56,334 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-10 17:04:56,334 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-10 17:04:56,335 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-10 17:04:56,335 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-10 17:04:56,335 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-10 17:04:56,335 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-10 17:04:56,335 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-10 17:04:56,335 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-10 17:04:56,335 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-10 17:04:56,335 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-10 17:04:56,335 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-10 17:04:56,335 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-10 17:04:56,336 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-10 17:04:56,336 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-10 17:04:56,336 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-10 17:04:56,336 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-10 17:04:56,336 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-10 17:04:56,336 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-10 17:04:56,336 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-10 17:04:56,336 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-10 17:04:56,336 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-10 17:04:56,336 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-10 17:04:56,337 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-10 17:04:56,337 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-10 17:04:56,337 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-10 17:04:56,337 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-10 17:04:56,337 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-10 17:04:56,337 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-10 17:04:56,337 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-10 17:04:56,337 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-10 17:04:56,337 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-10 17:04:56,337 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-10 17:04:56,338 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-10 17:04:56,338 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-10 17:04:56,338 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-10 17:04:56,338 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-10 17:04:56,338 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-10 17:04:56,338 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-10 17:04:56,338 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-10 17:04:56,338 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-10 17:04:56,338 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-10 17:04:56,338 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-10 17:04:56,338 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-10 17:04:56,339 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-10 17:04:56,339 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-10 17:04:56,339 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-10 17:04:56,339 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-10 17:04:56,339 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-10 17:04:56,339 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-10 17:04:56,339 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-10 17:04:56,339 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-10 17:04:56,339 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-10 17:04:56,339 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-10 17:04:56,339 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-10 17:04:56,340 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-10 17:04:56,340 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-10 17:04:56,340 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-10 17:04:56,340 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-10 17:04:56,340 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-10 17:04:56,340 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-10 17:04:56,340 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-10 17:04:56,340 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-10 17:04:56,340 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-10 17:04:56,340 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-10 17:04:56,340 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-10 17:04:56,341 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-10 17:04:56,341 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-10 17:04:56,341 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-04-10 17:04:56,341 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-10 17:04:56,341 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHead [2018-04-10 17:04:56,341 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-10 17:04:56,341 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-10 17:04:56,341 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBody [2018-04-10 17:04:56,341 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fsplit_list_test___true_valid_memsafety_i__append [2018-04-10 17:04:56,341 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-10 17:04:56,342 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-10 17:04:56,342 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-10 17:04:56,342 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-10 17:04:56,342 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-10 17:04:56,342 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-10 17:04:56,342 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-10 17:04:56,342 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-10 17:04:56,958 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-10 17:04:56,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 05:04:56 BoogieIcfgContainer [2018-04-10 17:04:56,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-10 17:04:56,964 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-10 17:04:56,964 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-10 17:04:56,966 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-10 17:04:56,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.04 05:04:55" (1/3) ... [2018-04-10 17:04:56,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c5272de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 05:04:56, skipping insertion in model container [2018-04-10 17:04:56,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:04:56" (2/3) ... [2018-04-10 17:04:56,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c5272de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 05:04:56, skipping insertion in model container [2018-04-10 17:04:56,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 05:04:56" (3/3) ... [2018-04-10 17:04:56,969 INFO L107 eAbstractionObserver]: Analyzing ICFG split_list_test05_true-valid-memsafety.i [2018-04-10 17:04:56,978 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-10 17:04:56,985 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 141 error locations. [2018-04-10 17:04:57,021 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-10 17:04:57,022 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-10 17:04:57,022 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-10 17:04:57,022 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-10 17:04:57,022 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-10 17:04:57,022 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-10 17:04:57,022 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-10 17:04:57,022 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-10 17:04:57,022 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-10 17:04:57,023 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-10 17:04:57,043 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states. [2018-04-10 17:04:57,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 17:04:57,050 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:04:57,051 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:04:57,051 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr17RequiresViolation, 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___true_valid_memsafety_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr15RequiresViolation]=== [2018-04-10 17:04:57,056 INFO L82 PathProgramCache]: Analyzing trace with hash -1942216059, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:04:57,075 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:04:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:04:57,099 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-10 17:04:57,110 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:57,110 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:57,112 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:57,112 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:57,145 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-10 17:04:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:04:57,177 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 17:04:57,209 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:04:57,209 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 17:04:57,210 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:04:57,211 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 17:04:57,211 INFO L182 omatonBuilderFactory]: Interpolants [353#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 354#(= 1 (select |#valid| |main_#t~malloc60.base|)), 355#(= 1 (select |#valid| main_~list~0.base)), 356#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 348#true, 349#false] [2018-04-10 17:04:57,211 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 17:04:57,212 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 17:04:57,223 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 17:04:57,224 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-10 17:04:57,226 INFO L87 Difference]: Start difference. First operand 345 states. Second operand 6 states. [2018-04-10 17:04:58,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:04:58,017 INFO L93 Difference]: Finished difference Result 412 states and 457 transitions. [2018-04-10 17:04:58,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 17:04:58,019 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-10 17:04:58,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:04:58,031 INFO L225 Difference]: With dead ends: 412 [2018-04-10 17:04:58,031 INFO L226 Difference]: Without dead ends: 409 [2018-04-10 17:04:58,032 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-10 17:04:58,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2018-04-10 17:04:58,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 358. [2018-04-10 17:04:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2018-04-10 17:04:58,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 402 transitions. [2018-04-10 17:04:58,082 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 402 transitions. Word has length 8 [2018-04-10 17:04:58,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:04:58,083 INFO L459 AbstractCegarLoop]: Abstraction has 358 states and 402 transitions. [2018-04-10 17:04:58,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 17:04:58,083 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 402 transitions. [2018-04-10 17:04:58,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 17:04:58,083 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:04:58,084 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:04:58,084 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr17RequiresViolation, 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___true_valid_memsafety_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr15RequiresViolation]=== [2018-04-10 17:04:58,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1942216058, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:04:58,087 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:04:58,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:04:58,096 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-10 17:04:58,099 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:58,099 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:58,099 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:58,099 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:58,104 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp)) :qid itp)) is different from true [2018-04-10 17:04:58,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:04:58,145 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 17:04:58,171 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:04:58,171 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 17:04:58,171 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:04:58,172 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 17:04:58,173 INFO L182 omatonBuilderFactory]: Interpolants [1136#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) :qid itp)), 1137#(and (= 8 (select |#length| |main_#t~malloc60.base|)) (= 0 |main_#t~malloc60.offset|)), 1138#(and (<= (+ main_~list~0.offset 4) (select |#length| main_~list~0.base)) (<= 0 main_~list~0.offset)), 1139#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 1131#true, 1132#false] [2018-04-10 17:04:58,173 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 17:04:58,174 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 17:04:58,174 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 17:04:58,175 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-10 17:04:58,175 INFO L87 Difference]: Start difference. First operand 358 states and 402 transitions. Second operand 6 states. [2018-04-10 17:04:58,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:04:58,839 INFO L93 Difference]: Finished difference Result 361 states and 407 transitions. [2018-04-10 17:04:58,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 17:04:58,839 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-10 17:04:58,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:04:58,841 INFO L225 Difference]: With dead ends: 361 [2018-04-10 17:04:58,841 INFO L226 Difference]: Without dead ends: 361 [2018-04-10 17:04:58,841 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-10 17:04:58,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2018-04-10 17:04:58,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 357. [2018-04-10 17:04:58,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357 states. [2018-04-10 17:04:58,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 401 transitions. [2018-04-10 17:04:58,856 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 401 transitions. Word has length 8 [2018-04-10 17:04:58,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:04:58,858 INFO L459 AbstractCegarLoop]: Abstraction has 357 states and 401 transitions. [2018-04-10 17:04:58,858 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 17:04:58,858 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 401 transitions. [2018-04-10 17:04:58,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-10 17:04:58,858 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:04:58,858 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:04:58,859 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr17RequiresViolation, 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___true_valid_memsafety_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr15RequiresViolation]=== [2018-04-10 17:04:58,859 INFO L82 PathProgramCache]: Analyzing trace with hash -79155599, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:04:58,861 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:04:58,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:04:58,868 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-10 17:04:58,870 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:58,870 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:58,870 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:58,870 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:58,885 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp)) :qid itp)) is different from true [2018-04-10 17:04:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:04:58,914 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 17:04:58,930 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:04:58,930 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 17:04:58,930 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:04:58,931 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 17:04:58,931 INFO L182 omatonBuilderFactory]: Interpolants [1862#true, 1863#false, 1867#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) :qid itp)), 1868#(and (= 8 (select |#length| |main_#t~malloc60.base|)) (= 0 |main_#t~malloc60.offset|)), 1869#(and (<= (+ main_~list~0.offset 8) (select |#length| main_~list~0.base)) (<= 0 (+ main_~list~0.offset 4))), 1870#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-10 17:04:58,931 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 17:04:58,931 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 17:04:58,932 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 17:04:58,932 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-10 17:04:58,932 INFO L87 Difference]: Start difference. First operand 357 states and 401 transitions. Second operand 6 states. [2018-04-10 17:04:59,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:04:59,464 INFO L93 Difference]: Finished difference Result 360 states and 406 transitions. [2018-04-10 17:04:59,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 17:04:59,466 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2018-04-10 17:04:59,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:04:59,467 INFO L225 Difference]: With dead ends: 360 [2018-04-10 17:04:59,467 INFO L226 Difference]: Without dead ends: 360 [2018-04-10 17:04:59,467 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-10 17:04:59,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2018-04-10 17:04:59,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 356. [2018-04-10 17:04:59,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-04-10 17:04:59,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 400 transitions. [2018-04-10 17:04:59,488 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 400 transitions. Word has length 9 [2018-04-10 17:04:59,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:04:59,488 INFO L459 AbstractCegarLoop]: Abstraction has 356 states and 400 transitions. [2018-04-10 17:04:59,489 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 17:04:59,489 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 400 transitions. [2018-04-10 17:04:59,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-10 17:04:59,489 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:04:59,489 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 17:04:59,489 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr17RequiresViolation, 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___true_valid_memsafety_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr15RequiresViolation]=== [2018-04-10 17:04:59,490 INFO L82 PathProgramCache]: Analyzing trace with hash 828189428, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:04:59,493 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:04:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:04:59,511 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-10 17:04:59,511 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:59,512 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:59,512 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:59,512 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:04:59,517 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-10 17:04:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:04:59,530 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 17:04:59,555 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:04:59,556 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 17:04:59,556 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:04:59,556 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 17:04:59,556 INFO L182 omatonBuilderFactory]: Interpolants [2592#false, 2596#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 2597#(= 1 (select |#valid| |__U_MULTI_fsplit_list_test___true_valid_memsafety_i__append_#t~malloc54.base|)), 2598#(= 1 (select |#valid| __U_MULTI_fsplit_list_test___true_valid_memsafety_i__append_~node~0.base)), 2599#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 2591#true] [2018-04-10 17:04:59,557 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 17:04:59,557 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 17:04:59,557 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 17:04:59,557 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-10 17:04:59,557 INFO L87 Difference]: Start difference. First operand 356 states and 400 transitions. Second operand 6 states. [2018-04-10 17:05:00,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:05:00,162 INFO L93 Difference]: Finished difference Result 397 states and 442 transitions. [2018-04-10 17:05:00,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 17:05:00,162 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2018-04-10 17:05:00,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:05:00,164 INFO L225 Difference]: With dead ends: 397 [2018-04-10 17:05:00,164 INFO L226 Difference]: Without dead ends: 397 [2018-04-10 17:05:00,164 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-10 17:05:00,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2018-04-10 17:05:00,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 376. [2018-04-10 17:05:00,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2018-04-10 17:05:00,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 442 transitions. [2018-04-10 17:05:00,173 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 442 transitions. Word has length 18 [2018-04-10 17:05:00,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:05:00,173 INFO L459 AbstractCegarLoop]: Abstraction has 376 states and 442 transitions. [2018-04-10 17:05:00,173 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 17:05:00,173 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 442 transitions. [2018-04-10 17:05:00,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-10 17:05:00,174 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:05:00,174 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 17:05:00,174 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr17RequiresViolation, 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___true_valid_memsafety_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr15RequiresViolation]=== [2018-04-10 17:05:00,174 INFO L82 PathProgramCache]: Analyzing trace with hash 828189429, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:05:00,178 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:05:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:05:00,190 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-10 17:05:00,191 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,191 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,192 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,192 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,199 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#length| %1 9) (store %0 %1 9)) :qid itp)) :qid itp)) is different from true [2018-04-10 17:05:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:05:00,220 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 17:05:00,243 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:05:00,243 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 17:05:00,243 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:05:00,243 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 17:05:00,243 INFO L182 omatonBuilderFactory]: Interpolants [3377#true, 3378#false, 3382#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#length| %1 9) (store %0 %1 9)) :qid itp)) :qid itp)), 3383#(and (= 0 |__U_MULTI_fsplit_list_test___true_valid_memsafety_i__append_#t~malloc54.offset|) (= 9 (select |#length| |__U_MULTI_fsplit_list_test___true_valid_memsafety_i__append_#t~malloc54.base|))), 3384#(and (<= 0 __U_MULTI_fsplit_list_test___true_valid_memsafety_i__append_~node~0.offset) (<= (+ __U_MULTI_fsplit_list_test___true_valid_memsafety_i__append_~node~0.offset 1) (select |#length| __U_MULTI_fsplit_list_test___true_valid_memsafety_i__append_~node~0.base))), 3385#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-10 17:05:00,243 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 17:05:00,244 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 17:05:00,244 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 17:05:00,244 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-10 17:05:00,244 INFO L87 Difference]: Start difference. First operand 376 states and 442 transitions. Second operand 6 states. [2018-04-10 17:05:00,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:05:00,726 INFO L93 Difference]: Finished difference Result 396 states and 441 transitions. [2018-04-10 17:05:00,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 17:05:00,726 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2018-04-10 17:05:00,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:05:00,727 INFO L225 Difference]: With dead ends: 396 [2018-04-10 17:05:00,728 INFO L226 Difference]: Without dead ends: 396 [2018-04-10 17:05:00,728 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=25, Unknown=5, NotChecked=10, Total=56 [2018-04-10 17:05:00,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2018-04-10 17:05:00,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 376. [2018-04-10 17:05:00,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2018-04-10 17:05:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 441 transitions. [2018-04-10 17:05:00,737 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 441 transitions. Word has length 18 [2018-04-10 17:05:00,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:05:00,737 INFO L459 AbstractCegarLoop]: Abstraction has 376 states and 441 transitions. [2018-04-10 17:05:00,737 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 17:05:00,737 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 441 transitions. [2018-04-10 17:05:00,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-10 17:05:00,738 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:05:00,738 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 17:05:00,738 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr17RequiresViolation, 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___true_valid_memsafety_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr15RequiresViolation]=== [2018-04-10 17:05:00,738 INFO L82 PathProgramCache]: Analyzing trace with hash -95931072, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:05:00,741 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:05:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:05:00,770 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-10 17:05:00,771 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-10 17:05:00,790 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,790 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,790 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,791 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,791 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,791 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 29 [2018-04-10 17:05:00,864 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 17:05:00,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-10 17:05:00,866 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 17:05:00,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2018-04-10 17:05:00,867 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 17:05:00,897 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 23 [2018-04-10 17:05:00,897 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 17:05:00,902 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 17:05:00,902 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:121, output treesize:15 [2018-04-10 17:05:00,910 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,911 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,911 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,911 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,911 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,911 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:05:00,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2018-04-10 17:05:00,983 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 17:05:00,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2018-04-10 17:05:00,985 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 17:05:00,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-10 17:05:00,988 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 17:05:00,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2018-04-10 17:05:00,990 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 17:05:00,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 37 [2018-04-10 17:05:00,994 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 17:05:00,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 32 [2018-04-10 17:05:00,996 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 17:05:01,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-10 17:05:01,037 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 17:05:01,045 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 17:05:01,045 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 3 variables, input treesize:121, output treesize:15 [2018-04-10 17:05:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:05:01,065 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 17:05:01,067 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:05:01,067 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-10 17:05:01,067 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:05:01,067 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 17:05:01,067 INFO L182 omatonBuilderFactory]: Interpolants [4162#true, 4163#false, 4167#(= 1 (select |#valid| main_~list~0.base)), 4168#(forall ((%1 Int)) (= (select (store |#valid| %1 1) |__U_MULTI_fsplit_list_test___true_valid_memsafety_i__append_#in~head.base|) 1)), 4169#(forall ((%1 Int)) (= (select (store |#valid| %1 1) __U_MULTI_fsplit_list_test___true_valid_memsafety_i__append_~head.base) 1)), 4170#(= 1 (select |#valid| __U_MULTI_fsplit_list_test___true_valid_memsafety_i__append_~head.base)), 4171#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-10 17:05:01,067 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 17:05:01,068 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-10 17:05:01,068 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-10 17:05:01,068 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-10 17:05:01,068 INFO L87 Difference]: Start difference. First operand 376 states and 441 transitions. Second operand 7 states. [2018-04-10 17:05:01,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:05:01,992 INFO L93 Difference]: Finished difference Result 415 states and 472 transitions. [2018-04-10 17:05:01,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 17:05:01,992 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2018-04-10 17:05:01,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:05:01,993 INFO L225 Difference]: With dead ends: 415 [2018-04-10 17:05:01,993 INFO L226 Difference]: Without dead ends: 415 [2018-04-10 17:05:01,994 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-04-10 17:05:01,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2018-04-10 17:05:01,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 368. [2018-04-10 17:05:01,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2018-04-10 17:05:01,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 426 transitions. [2018-04-10 17:05:01,999 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 426 transitions. Word has length 19 [2018-04-10 17:05:01,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:05:01,999 INFO L459 AbstractCegarLoop]: Abstraction has 368 states and 426 transitions. [2018-04-10 17:05:02,000 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-10 17:05:02,000 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 426 transitions. [2018-04-10 17:05:02,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-10 17:05:02,000 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:05:02,000 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 17:05:02,000 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__appendErr17RequiresViolation, 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___true_valid_memsafety_i__containsHeadErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr15RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsHeadErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr19RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr2RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr37RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr11RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr29RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr32RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr16RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr14RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr34RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr7RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr39RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr24RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr26RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr0RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr9RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr36RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr40RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr17RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr27RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr30RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr13RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr23RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr6RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr33RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr10RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr28RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr38RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr20RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr3RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr18RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr31RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr22RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr5RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr41RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr4RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr35RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr12RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr21RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr25RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr8RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr1RequiresViolation, __U_MULTI_fsplit_list_test___true_valid_memsafety_i__containsBodyErr15RequiresViolation]=== [2018-04-10 17:05:02,000 INFO L82 PathProgramCache]: Analyzing trace with hash -95931071, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:05:02,003 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:05:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:05:02,029 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: Unsupported proof rule: (let ((a!1 (= (+ 0 (* (- 1) (select |#length_15| |main_#t~malloc60.base_5|))) (* (- 1) (select |#length_15| |main_#t~malloc60.base_5|))))) (rewrite a!1)) [2018-04-10 17:05:02,030 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 113 column 380: theory not supported by interpolation or bad proof at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseInterpolants(Executor.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.readInterpolants(ScriptorWithGetInterpolants.java:136) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.getInterpolants(ScriptorWithGetInterpolants.java:64) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.getInterpolants(DiffWrapperScript.java:260) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) 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.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) 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 17:05:02,032 INFO L168 Benchmark]: Toolchain (without parser) took 6114.96 ms. Allocated memory was 402.7 MB in the beginning and 741.3 MB in the end (delta: 338.7 MB). Free memory was 333.6 MB in the beginning and 547.2 MB in the end (delta: -213.6 MB). Peak memory consumption was 125.1 MB. Max. memory is 5.3 GB. [2018-04-10 17:05:02,034 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 402.7 MB. Free memory is still 362.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-10 17:05:02,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 266.58 ms. Allocated memory is still 402.7 MB. Free memory was 332.9 MB in the beginning and 303.8 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 5.3 GB. [2018-04-10 17:05:02,034 INFO L168 Benchmark]: Boogie Preprocessor took 52.24 ms. Allocated memory is still 402.7 MB. Free memory was 303.8 MB in the beginning and 299.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-10 17:05:02,034 INFO L168 Benchmark]: RCFGBuilder took 725.55 ms. Allocated memory was 402.7 MB in the beginning and 617.6 MB in the end (delta: 215.0 MB). Free memory was 299.9 MB in the beginning and 491.4 MB in the end (delta: -191.6 MB). Peak memory consumption was 38.8 MB. Max. memory is 5.3 GB. [2018-04-10 17:05:02,035 INFO L168 Benchmark]: TraceAbstraction took 5067.85 ms. Allocated memory was 617.6 MB in the beginning and 741.3 MB in the end (delta: 123.7 MB). Free memory was 491.4 MB in the beginning and 547.2 MB in the end (delta: -55.7 MB). Peak memory consumption was 68.0 MB. Max. memory is 5.3 GB. [2018-04-10 17:05:02,036 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 402.7 MB. Free memory is still 362.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 266.58 ms. Allocated memory is still 402.7 MB. Free memory was 332.9 MB in the beginning and 303.8 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 52.24 ms. Allocated memory is still 402.7 MB. Free memory was 303.8 MB in the beginning and 299.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 725.55 ms. Allocated memory was 402.7 MB in the beginning and 617.6 MB in the end (delta: 215.0 MB). Free memory was 299.9 MB in the beginning and 491.4 MB in the end (delta: -191.6 MB). Peak memory consumption was 38.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 5067.85 ms. Allocated memory was 617.6 MB in the beginning and 741.3 MB in the end (delta: 123.7 MB). Free memory was 491.4 MB in the beginning and 547.2 MB in the end (delta: -55.7 MB). Peak memory consumption was 68.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 113 column 380: theory not supported by interpolation or bad proof de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 113 column 380: theory not supported by interpolation or bad proof: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) 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_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-10_17-05-02-044.csv Received shutdown request...