java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/memsafety-ext2/length_test03_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-10 14:44:26,971 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-10 14:44:26,972 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-10 14:44:26,986 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-10 14:44:26,986 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-10 14:44:26,987 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-10 14:44:26,988 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-10 14:44:26,989 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-10 14:44:26,991 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-10 14:44:26,992 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-10 14:44:26,992 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-10 14:44:26,993 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-10 14:44:26,993 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-10 14:44:26,994 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-10 14:44:26,995 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-10 14:44:26,997 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-10 14:44:26,999 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-10 14:44:27,000 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-10 14:44:27,001 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-10 14:44:27,002 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-10 14:44:27,004 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-10 14:44:27,008 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-10 14:44:27,009 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-10 14:44:27,009 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-04-10 14:44:27,023 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-10 14:44:27,023 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-10 14:44:27,024 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-10 14:44:27,024 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-10 14:44:27,024 INFO L133 SettingsManager]: * Use SBE=true [2018-04-10 14:44:27,025 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-10 14:44:27,025 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-10 14:44:27,025 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-10 14:44:27,025 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-10 14:44:27,025 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-10 14:44:27,025 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-10 14:44:27,026 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-10 14:44:27,026 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-10 14:44:27,026 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-10 14:44:27,026 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-10 14:44:27,026 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-10 14:44:27,026 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-10 14:44:27,027 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-10 14:44:27,027 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-10 14:44:27,027 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 14:44:27,027 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-10 14:44:27,027 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-04-10 14:44:27,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-10 14:44:27,065 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-10 14:44:27,068 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-10 14:44:27,069 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-10 14:44:27,069 INFO L276 PluginConnector]: CDTParser initialized [2018-04-10 14:44:27,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext2/length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,409 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG9002820a1 [2018-04-10 14:44:27,558 INFO L287 CDTParser]: IsIndexed: true [2018-04-10 14:44:27,558 INFO L288 CDTParser]: Found 1 translation units. [2018-04-10 14:44:27,559 INFO L168 CDTParser]: Scanning length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,566 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-10 14:44:27,566 INFO L215 ultiparseSymbolTable]: [2018-04-10 14:44:27,566 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-10 14:44:27,566 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flength_test___false_valid_memtrack_i____bswap_32 ('__bswap_32') in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,567 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flength_test___false_valid_memtrack_i____bswap_64 ('__bswap_64') in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,567 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flength_test___false_valid_memtrack_i__append ('append') in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,567 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,567 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-10 14:44:27,567 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__gid_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,567 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__off_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,567 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____blkcnt64_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,567 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__ldiv_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,567 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____nlink_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,567 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__u_short in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,568 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____int8_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,568 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__u_int64_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,568 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____mode_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,568 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____timer_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,568 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____uid_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,568 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__ssize_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,568 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____sig_atomic_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,568 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__key_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,568 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____ssize_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,568 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__nlink_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,569 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__fsfilcnt_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,569 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__timer_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,569 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__mode_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,569 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____fsword_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,569 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____u_short in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,569 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__int32_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,569 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____uint64_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,569 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pid_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,569 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____clockid_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,570 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__u_int8_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,570 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____suseconds_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,570 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__clockid_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,570 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____pthread_slist_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,570 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__quad_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,570 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__caddr_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,570 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____fd_mask in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,570 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____id_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,570 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__u_int in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,570 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__u_int16_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,571 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____syscall_ulong_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,571 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_cond_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,571 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____int32_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,571 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,571 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____uint32_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,571 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__div_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,571 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__blksize_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,571 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_spinlock_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,571 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__fsblkcnt_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,571 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__size_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,571 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____pid_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,572 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_once_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,572 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____u_quad_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,572 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____intptr_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,572 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_mutexattr_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,572 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____u_char in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,572 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____off64_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,572 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____quad_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,572 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____fsblkcnt64_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,572 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____socklen_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,572 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__lldiv_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,572 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__uid_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,572 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__int16_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,573 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_barrier_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,573 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_attr_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,573 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__wchar_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,573 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____rlim_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,573 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____int16_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,573 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_rwlockattr_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,573 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__u_char in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,573 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__daddr_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,573 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__blkcnt_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,573 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__sigset_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,573 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____uint16_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,574 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____u_long in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,574 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____gid_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,574 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____ino_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,574 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____loff_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,574 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____ino64_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,574 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____sigset_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,574 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__u_int32_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,574 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____fsid_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,574 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____dev_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,574 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__ulong in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,574 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__u_long in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,574 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__suseconds_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,575 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__fd_mask in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,575 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__clock_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,575 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____caddr_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,575 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____off_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,575 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__fd_set in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,575 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__dev_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,575 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____rlim64_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,575 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____key_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,575 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__loff_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,575 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__uint in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,575 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____uint8_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,575 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__time_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,576 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_rwlock_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,576 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____u_int in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,576 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__fsid_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,576 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____qaddr_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,576 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____blkcnt_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,576 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____clock_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,576 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____daddr_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,576 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__id_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,576 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__int64_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,576 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____blksize_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,576 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_condattr_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,576 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__ushort in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____syscall_slong_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__u_quad_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____fsfilcnt_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____time_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__int8_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_key_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____fsblkcnt_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__register_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____int64_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_barrierattr_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____fsfilcnt64_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__pthread_mutex_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,578 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i__ino_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,578 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flength_test___false_valid_memtrack_i____useconds_t in length_test03_false-valid-memtrack.i [2018-04-10 14:44:27,593 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG9002820a1 [2018-04-10 14:44:27,597 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-10 14:44:27,599 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-10 14:44:27,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-10 14:44:27,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-10 14:44:27,603 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-10 14:44:27,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 02:44:27" (1/1) ... [2018-04-10 14:44:27,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9b4c8b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:44:27, skipping insertion in model container [2018-04-10 14:44:27,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 02:44:27" (1/1) ... [2018-04-10 14:44:27,618 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 14:44:27,641 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 14:44:27,777 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 14:44:27,817 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 14:44:27,823 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 119 non ball SCCs. Number of states in SCCs 119. [2018-04-10 14:44:27,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:44:27 WrapperNode [2018-04-10 14:44:27,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-10 14:44:27,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-10 14:44:27,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-10 14:44:27,867 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-10 14:44:27,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:44:27" (1/1) ... [2018-04-10 14:44:27,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:44:27" (1/1) ... [2018-04-10 14:44:27,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:44:27" (1/1) ... [2018-04-10 14:44:27,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:44:27" (1/1) ... [2018-04-10 14:44:27,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:44:27" (1/1) ... [2018-04-10 14:44:27,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:44:27" (1/1) ... [2018-04-10 14:44:27,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:44:27" (1/1) ... [2018-04-10 14:44:27,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-10 14:44:27,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-10 14:44:27,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-10 14:44:27,914 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-10 14:44:27,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:44:27" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 14:44:27,998 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-10 14:44:27,998 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-10 14:44:27,998 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flength_test___false_valid_memtrack_i____bswap_32 [2018-04-10 14:44:27,999 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flength_test___false_valid_memtrack_i____bswap_64 [2018-04-10 14:44:27,999 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flength_test___false_valid_memtrack_i__append [2018-04-10 14:44:27,999 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-10 14:44:27,999 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-10 14:44:27,999 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-10 14:44:27,999 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-10 14:44:27,999 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-10 14:44:27,999 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-10 14:44:27,999 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-10 14:44:27,999 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-10 14:44:27,999 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-10 14:44:27,999 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-10 14:44:27,999 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-10 14:44:27,999 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-10 14:44:28,000 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-10 14:44:28,000 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-10 14:44:28,000 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-10 14:44:28,000 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-10 14:44:28,000 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-10 14:44:28,000 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-10 14:44:28,000 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flength_test___false_valid_memtrack_i____bswap_32 [2018-04-10 14:44:28,000 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flength_test___false_valid_memtrack_i____bswap_64 [2018-04-10 14:44:28,001 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-10 14:44:28,001 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-10 14:44:28,001 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-10 14:44:28,001 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-10 14:44:28,001 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-10 14:44:28,001 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-10 14:44:28,001 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-10 14:44:28,001 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-10 14:44:28,001 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-10 14:44:28,001 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-10 14:44:28,002 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-10 14:44:28,002 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-10 14:44:28,002 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-10 14:44:28,002 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-10 14:44:28,002 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-10 14:44:28,002 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-10 14:44:28,002 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-10 14:44:28,002 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-10 14:44:28,002 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-10 14:44:28,003 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-10 14:44:28,003 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-10 14:44:28,003 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-10 14:44:28,003 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-10 14:44:28,003 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-10 14:44:28,003 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-10 14:44:28,003 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-10 14:44:28,003 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-10 14:44:28,003 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-10 14:44:28,003 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-10 14:44:28,004 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-10 14:44:28,004 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-10 14:44:28,004 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-10 14:44:28,004 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-10 14:44:28,004 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-10 14:44:28,004 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-10 14:44:28,004 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-10 14:44:28,004 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-10 14:44:28,004 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-10 14:44:28,004 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-10 14:44:28,005 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-10 14:44:28,005 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-10 14:44:28,005 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-10 14:44:28,005 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-10 14:44:28,005 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-10 14:44:28,005 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-10 14:44:28,005 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-10 14:44:28,005 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-10 14:44:28,005 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-10 14:44:28,005 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-10 14:44:28,006 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-10 14:44:28,006 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-10 14:44:28,006 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-10 14:44:28,006 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-10 14:44:28,006 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-10 14:44:28,006 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-10 14:44:28,006 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-10 14:44:28,006 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-10 14:44:28,006 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-10 14:44:28,006 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-10 14:44:28,006 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-10 14:44:28,007 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-10 14:44:28,007 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-10 14:44:28,007 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-10 14:44:28,007 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-10 14:44:28,007 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-10 14:44:28,007 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-10 14:44:28,007 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-10 14:44:28,007 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-10 14:44:28,007 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-10 14:44:28,007 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-10 14:44:28,007 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-10 14:44:28,008 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-10 14:44:28,008 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-10 14:44:28,008 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-10 14:44:28,008 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-10 14:44:28,008 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-10 14:44:28,008 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-10 14:44:28,008 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-10 14:44:28,008 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-10 14:44:28,008 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-10 14:44:28,008 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-10 14:44:28,009 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-10 14:44:28,009 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-10 14:44:28,009 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-10 14:44:28,009 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-10 14:44:28,009 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-10 14:44:28,009 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-10 14:44:28,009 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-04-10 14:44:28,009 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-10 14:44:28,009 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flength_test___false_valid_memtrack_i__append [2018-04-10 14:44:28,009 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-10 14:44:28,009 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-10 14:44:28,010 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-10 14:44:28,010 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-10 14:44:28,010 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-10 14:44:28,010 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-10 14:44:28,010 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-10 14:44:28,010 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-10 14:44:28,010 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-10 14:44:28,010 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-10 14:44:28,430 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-10 14:44:28,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 02:44:28 BoogieIcfgContainer [2018-04-10 14:44:28,431 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-10 14:44:28,432 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-10 14:44:28,432 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-10 14:44:28,434 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-10 14:44:28,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.04 02:44:27" (1/3) ... [2018-04-10 14:44:28,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b15ada9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 02:44:28, skipping insertion in model container [2018-04-10 14:44:28,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:44:27" (2/3) ... [2018-04-10 14:44:28,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b15ada9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 02:44:28, skipping insertion in model container [2018-04-10 14:44:28,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 02:44:28" (3/3) ... [2018-04-10 14:44:28,437 INFO L107 eAbstractionObserver]: Analyzing ICFG length_test03_false-valid-memtrack.i [2018-04-10 14:44:28,444 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-10 14:44:28,451 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 55 error locations. [2018-04-10 14:44:28,483 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-10 14:44:28,484 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-10 14:44:28,484 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-10 14:44:28,484 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-10 14:44:28,484 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-10 14:44:28,484 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-10 14:44:28,484 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-10 14:44:28,484 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-10 14:44:28,485 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-10 14:44:28,485 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-10 14:44:28,494 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-04-10 14:44:28,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 14:44:28,500 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:28,500 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:28,500 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:28,503 INFO L82 PathProgramCache]: Analyzing trace with hash 1465942715, now seen corresponding path program 1 times [2018-04-10 14:44:28,534 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:28,561 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:28,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:28,622 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:44:28,622 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:44:28,623 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:28,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:28,624 INFO L182 omatonBuilderFactory]: Interpolants [144#(= 1 (select |#valid| |main_#t~malloc8.base|)), 145#(= 1 (select |#valid| main_~list~0.base)), 142#true, 143#false] [2018-04-10 14:44:28,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:28,625 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:44:28,635 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:44:28,635 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:44:28,637 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 4 states. [2018-04-10 14:44:28,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:28,799 INFO L93 Difference]: Finished difference Result 175 states and 184 transitions. [2018-04-10 14:44:28,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 14:44:28,800 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-10 14:44:28,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:28,809 INFO L225 Difference]: With dead ends: 175 [2018-04-10 14:44:28,810 INFO L226 Difference]: Without dead ends: 172 [2018-04-10 14:44:28,811 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:44:28,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2018-04-10 14:44:28,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 134. [2018-04-10 14:44:28,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-04-10 14:44:28,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 140 transitions. [2018-04-10 14:44:28,844 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 140 transitions. Word has length 8 [2018-04-10 14:44:28,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:28,845 INFO L459 AbstractCegarLoop]: Abstraction has 134 states and 140 transitions. [2018-04-10 14:44:28,845 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:44:28,845 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 140 transitions. [2018-04-10 14:44:28,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 14:44:28,845 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:28,845 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:28,845 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:28,846 INFO L82 PathProgramCache]: Analyzing trace with hash 1465942716, now seen corresponding path program 1 times [2018-04-10 14:44:28,846 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:28,858 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:28,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:28,890 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:44:28,891 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:44:28,891 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:28,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:28,891 INFO L182 omatonBuilderFactory]: Interpolants [457#true, 458#false, 459#(and (= 8 (select |#length| |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|)), 460#(and (= main_~list~0.offset 0) (= 8 (select |#length| main_~list~0.base)))] [2018-04-10 14:44:28,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:28,892 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:44:28,892 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:44:28,892 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:44:28,892 INFO L87 Difference]: Start difference. First operand 134 states and 140 transitions. Second operand 4 states. [2018-04-10 14:44:28,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:28,999 INFO L93 Difference]: Finished difference Result 134 states and 141 transitions. [2018-04-10 14:44:29,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 14:44:29,000 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-10 14:44:29,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:29,000 INFO L225 Difference]: With dead ends: 134 [2018-04-10 14:44:29,001 INFO L226 Difference]: Without dead ends: 134 [2018-04-10 14:44:29,001 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:44:29,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-04-10 14:44:29,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 132. [2018-04-10 14:44:29,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-04-10 14:44:29,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 138 transitions. [2018-04-10 14:44:29,006 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 138 transitions. Word has length 8 [2018-04-10 14:44:29,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:29,006 INFO L459 AbstractCegarLoop]: Abstraction has 132 states and 138 transitions. [2018-04-10 14:44:29,007 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:44:29,007 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 138 transitions. [2018-04-10 14:44:29,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-10 14:44:29,007 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:29,007 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:29,007 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:29,007 INFO L82 PathProgramCache]: Analyzing trace with hash -643063297, now seen corresponding path program 1 times [2018-04-10 14:44:29,008 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:29,017 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:29,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,038 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:44:29,038 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:44:29,038 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:29,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,038 INFO L182 omatonBuilderFactory]: Interpolants [729#true, 730#false, 731#(= 1 (select |#valid| |main_#t~malloc9.base|)), 732#(= 1 (select |#valid| main_~list2~0.base))] [2018-04-10 14:44:29,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,038 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:44:29,038 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:44:29,039 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:44:29,039 INFO L87 Difference]: Start difference. First operand 132 states and 138 transitions. Second operand 4 states. [2018-04-10 14:44:29,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:29,158 INFO L93 Difference]: Finished difference Result 148 states and 156 transitions. [2018-04-10 14:44:29,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 14:44:29,159 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-10 14:44:29,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:29,160 INFO L225 Difference]: With dead ends: 148 [2018-04-10 14:44:29,160 INFO L226 Difference]: Without dead ends: 148 [2018-04-10 14:44:29,160 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:44:29,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-04-10 14:44:29,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 135. [2018-04-10 14:44:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-04-10 14:44:29,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 143 transitions. [2018-04-10 14:44:29,165 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 143 transitions. Word has length 12 [2018-04-10 14:44:29,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:29,166 INFO L459 AbstractCegarLoop]: Abstraction has 135 states and 143 transitions. [2018-04-10 14:44:29,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:44:29,166 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 143 transitions. [2018-04-10 14:44:29,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-10 14:44:29,166 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:29,166 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:29,167 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:29,167 INFO L82 PathProgramCache]: Analyzing trace with hash -643063296, now seen corresponding path program 1 times [2018-04-10 14:44:29,168 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:29,178 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:29,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,208 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:44:29,208 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:44:29,208 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:29,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,208 INFO L182 omatonBuilderFactory]: Interpolants [1018#true, 1019#false, 1020#(and (= 0 |main_#t~malloc9.offset|) (= 8 (select |#length| |main_#t~malloc9.base|))), 1021#(and (= main_~list2~0.offset 0) (= 8 (select |#length| main_~list2~0.base)))] [2018-04-10 14:44:29,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,209 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:44:29,209 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:44:29,209 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:44:29,209 INFO L87 Difference]: Start difference. First operand 135 states and 143 transitions. Second operand 4 states. [2018-04-10 14:44:29,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:29,293 INFO L93 Difference]: Finished difference Result 135 states and 144 transitions. [2018-04-10 14:44:29,293 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 14:44:29,293 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-10 14:44:29,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:29,294 INFO L225 Difference]: With dead ends: 135 [2018-04-10 14:44:29,294 INFO L226 Difference]: Without dead ends: 135 [2018-04-10 14:44:29,294 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:44:29,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-04-10 14:44:29,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 133. [2018-04-10 14:44:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-04-10 14:44:29,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 141 transitions. [2018-04-10 14:44:29,301 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 141 transitions. Word has length 12 [2018-04-10 14:44:29,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:29,301 INFO L459 AbstractCegarLoop]: Abstraction has 133 states and 141 transitions. [2018-04-10 14:44:29,301 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:44:29,301 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 141 transitions. [2018-04-10 14:44:29,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-10 14:44:29,302 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:29,302 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:29,302 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:29,302 INFO L82 PathProgramCache]: Analyzing trace with hash -1451976942, now seen corresponding path program 1 times [2018-04-10 14:44:29,304 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:29,319 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:29,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,346 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:44:29,346 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:44:29,346 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:29,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,346 INFO L182 omatonBuilderFactory]: Interpolants [1292#true, 1293#false, 1294#(= 1 (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)), 1295#(= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))] [2018-04-10 14:44:29,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,346 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:44:29,347 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:44:29,347 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:44:29,347 INFO L87 Difference]: Start difference. First operand 133 states and 141 transitions. Second operand 4 states. [2018-04-10 14:44:29,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:29,425 INFO L93 Difference]: Finished difference Result 128 states and 136 transitions. [2018-04-10 14:44:29,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 14:44:29,426 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-04-10 14:44:29,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:29,427 INFO L225 Difference]: With dead ends: 128 [2018-04-10 14:44:29,427 INFO L226 Difference]: Without dead ends: 128 [2018-04-10 14:44:29,427 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:44:29,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-04-10 14:44:29,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-04-10 14:44:29,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-04-10 14:44:29,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 136 transitions. [2018-04-10 14:44:29,432 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 136 transitions. Word has length 20 [2018-04-10 14:44:29,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:29,432 INFO L459 AbstractCegarLoop]: Abstraction has 128 states and 136 transitions. [2018-04-10 14:44:29,432 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:44:29,433 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 136 transitions. [2018-04-10 14:44:29,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-10 14:44:29,433 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:29,433 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:29,433 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:29,433 INFO L82 PathProgramCache]: Analyzing trace with hash -1451976941, now seen corresponding path program 1 times [2018-04-10 14:44:29,434 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:29,447 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:29,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,484 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:44:29,485 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:44:29,485 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:29,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,485 INFO L182 omatonBuilderFactory]: Interpolants [1554#true, 1555#false, 1556#(and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.offset|) (= 9 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))), 1557#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset 0) (= 9 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))] [2018-04-10 14:44:29,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,485 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:44:29,486 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:44:29,486 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:44:29,486 INFO L87 Difference]: Start difference. First operand 128 states and 136 transitions. Second operand 4 states. [2018-04-10 14:44:29,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:29,542 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-04-10 14:44:29,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 14:44:29,542 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-04-10 14:44:29,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:29,543 INFO L225 Difference]: With dead ends: 123 [2018-04-10 14:44:29,543 INFO L226 Difference]: Without dead ends: 123 [2018-04-10 14:44:29,543 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:44:29,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2018-04-10 14:44:29,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2018-04-10 14:44:29,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-04-10 14:44:29,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 131 transitions. [2018-04-10 14:44:29,547 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 131 transitions. Word has length 20 [2018-04-10 14:44:29,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:29,547 INFO L459 AbstractCegarLoop]: Abstraction has 123 states and 131 transitions. [2018-04-10 14:44:29,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:44:29,547 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 131 transitions. [2018-04-10 14:44:29,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-10 14:44:29,548 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:29,548 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:29,548 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:29,548 INFO L82 PathProgramCache]: Analyzing trace with hash -2061612264, now seen corresponding path program 1 times [2018-04-10 14:44:29,549 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:29,564 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:29,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,619 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:44:29,619 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-10 14:44:29,619 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:29,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,620 INFO L182 omatonBuilderFactory]: Interpolants [1808#(= (select |#valid| main_~list~0.base) 1), 1809#(and (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 1810#(= 1 (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)), 1811#(= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)), 1812#(or (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)), 1813#(or (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)), 1806#true, 1807#false] [2018-04-10 14:44:29,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,620 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-10 14:44:29,620 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-10 14:44:29,621 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-10 14:44:29,621 INFO L87 Difference]: Start difference. First operand 123 states and 131 transitions. Second operand 8 states. [2018-04-10 14:44:29,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:29,793 INFO L93 Difference]: Finished difference Result 230 states and 245 transitions. [2018-04-10 14:44:29,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 14:44:29,794 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2018-04-10 14:44:29,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:29,794 INFO L225 Difference]: With dead ends: 230 [2018-04-10 14:44:29,795 INFO L226 Difference]: Without dead ends: 230 [2018-04-10 14:44:29,795 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-04-10 14:44:29,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2018-04-10 14:44:29,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 144. [2018-04-10 14:44:29,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-04-10 14:44:29,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 164 transitions. [2018-04-10 14:44:29,798 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 164 transitions. Word has length 21 [2018-04-10 14:44:29,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:29,799 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 164 transitions. [2018-04-10 14:44:29,799 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-10 14:44:29,799 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 164 transitions. [2018-04-10 14:44:29,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-10 14:44:29,799 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:29,799 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:29,800 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:29,800 INFO L82 PathProgramCache]: Analyzing trace with hash -2061612263, now seen corresponding path program 1 times [2018-04-10 14:44:29,800 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:29,813 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:29,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,929 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:44:29,929 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-10 14:44:29,929 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:29,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,930 INFO L182 omatonBuilderFactory]: Interpolants [2192#(and (= 8 (select |#length| |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|)), 2193#(and (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base))), 2194#(and (= 0 main_~list~0.offset) (= (select |#length| main_~list~0.base) 8) (= (select |#valid| main_~list~0.base) 1)), 2195#(and (<= 8 (select |#length| main_~list~0.base)) (= 0 main_~list~0.offset) (not (= main_~list~0.base |main_#t~malloc9.base|))), 2196#(and (<= 8 (select |#length| main_~list~0.base)) (= 0 main_~list~0.offset)), 2197#(and (<= 8 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 2198#(and (<= 8 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 2190#true, 2191#false] [2018-04-10 14:44:29,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:29,930 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 14:44:29,930 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 14:44:29,931 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-10 14:44:29,931 INFO L87 Difference]: Start difference. First operand 144 states and 164 transitions. Second operand 9 states. [2018-04-10 14:44:30,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:30,226 INFO L93 Difference]: Finished difference Result 205 states and 220 transitions. [2018-04-10 14:44:30,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-10 14:44:30,226 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 21 [2018-04-10 14:44:30,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:30,227 INFO L225 Difference]: With dead ends: 205 [2018-04-10 14:44:30,227 INFO L226 Difference]: Without dead ends: 205 [2018-04-10 14:44:30,228 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2018-04-10 14:44:30,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2018-04-10 14:44:30,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 178. [2018-04-10 14:44:30,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2018-04-10 14:44:30,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 210 transitions. [2018-04-10 14:44:30,233 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 210 transitions. Word has length 21 [2018-04-10 14:44:30,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:30,233 INFO L459 AbstractCegarLoop]: Abstraction has 178 states and 210 transitions. [2018-04-10 14:44:30,233 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 14:44:30,233 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 210 transitions. [2018-04-10 14:44:30,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-10 14:44:30,234 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:30,234 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:30,234 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:30,234 INFO L82 PathProgramCache]: Analyzing trace with hash 945598509, now seen corresponding path program 1 times [2018-04-10 14:44:30,235 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:30,255 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:30,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:30,401 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:44:30,401 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-10 14:44:30,401 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:30,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:30,402 INFO L182 omatonBuilderFactory]: Interpolants [2592#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 2593#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 2594#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~list2~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 2595#(and (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))), 2596#(and (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 2597#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 2598#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 2599#(and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.base|) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.offset|)), 2600#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|), 2590#true, 2591#false] [2018-04-10 14:44:30,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:30,402 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-10 14:44:30,402 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-10 14:44:30,402 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-04-10 14:44:30,403 INFO L87 Difference]: Start difference. First operand 178 states and 210 transitions. Second operand 11 states. [2018-04-10 14:44:30,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:30,696 INFO L93 Difference]: Finished difference Result 199 states and 233 transitions. [2018-04-10 14:44:30,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-10 14:44:30,696 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 30 [2018-04-10 14:44:30,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:30,698 INFO L225 Difference]: With dead ends: 199 [2018-04-10 14:44:30,698 INFO L226 Difference]: Without dead ends: 199 [2018-04-10 14:44:30,699 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-04-10 14:44:30,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2018-04-10 14:44:30,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 187. [2018-04-10 14:44:30,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-04-10 14:44:30,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 220 transitions. [2018-04-10 14:44:30,704 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 220 transitions. Word has length 30 [2018-04-10 14:44:30,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:30,704 INFO L459 AbstractCegarLoop]: Abstraction has 187 states and 220 transitions. [2018-04-10 14:44:30,704 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-10 14:44:30,704 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 220 transitions. [2018-04-10 14:44:30,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-10 14:44:30,705 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:30,705 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:30,705 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:30,705 INFO L82 PathProgramCache]: Analyzing trace with hash 548364848, now seen corresponding path program 1 times [2018-04-10 14:44:30,706 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:30,723 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:31,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:31,035 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:44:31,035 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-04-10 14:44:31,035 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:31,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:31,035 INFO L182 omatonBuilderFactory]: Interpolants [3008#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 3009#(and (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 3010#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 3011#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 3012#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 3013#(and (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem4.base| 0) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 3014#(and |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5| (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 3001#true, 3002#false, 3003#(= 0 |main_#t~malloc8.offset|), 3004#(= 0 main_~list~0.offset), 3005#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 3006#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 3007#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)))] [2018-04-10 14:44:31,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:31,036 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-10 14:44:31,036 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-10 14:44:31,036 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2018-04-10 14:44:31,036 INFO L87 Difference]: Start difference. First operand 187 states and 220 transitions. Second operand 14 states. [2018-04-10 14:44:31,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:31,401 INFO L93 Difference]: Finished difference Result 248 states and 298 transitions. [2018-04-10 14:44:31,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-10 14:44:31,401 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 32 [2018-04-10 14:44:31,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:31,402 INFO L225 Difference]: With dead ends: 248 [2018-04-10 14:44:31,402 INFO L226 Difference]: Without dead ends: 248 [2018-04-10 14:44:31,403 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=114, Invalid=438, Unknown=0, NotChecked=0, Total=552 [2018-04-10 14:44:31,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2018-04-10 14:44:31,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 155. [2018-04-10 14:44:31,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2018-04-10 14:44:31,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 168 transitions. [2018-04-10 14:44:31,405 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 168 transitions. Word has length 32 [2018-04-10 14:44:31,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:31,406 INFO L459 AbstractCegarLoop]: Abstraction has 155 states and 168 transitions. [2018-04-10 14:44:31,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-10 14:44:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 168 transitions. [2018-04-10 14:44:31,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-10 14:44:31,406 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:31,407 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:31,407 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:31,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1723783449, now seen corresponding path program 1 times [2018-04-10 14:44:31,407 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:31,419 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:31,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:31,464 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:44:31,464 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:44:31,464 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:31,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:31,465 INFO L182 omatonBuilderFactory]: Interpolants [3440#(= main_~c~0 0), 3438#true, 3439#false] [2018-04-10 14:44:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:31,465 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-10 14:44:31,465 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-10 14:44:31,465 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 14:44:31,465 INFO L87 Difference]: Start difference. First operand 155 states and 168 transitions. Second operand 3 states. [2018-04-10 14:44:31,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:31,472 INFO L93 Difference]: Finished difference Result 164 states and 175 transitions. [2018-04-10 14:44:31,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-10 14:44:31,473 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-04-10 14:44:31,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:31,473 INFO L225 Difference]: With dead ends: 164 [2018-04-10 14:44:31,474 INFO L226 Difference]: Without dead ends: 164 [2018-04-10 14:44:31,474 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 14:44:31,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-04-10 14:44:31,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 151. [2018-04-10 14:44:31,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-04-10 14:44:31,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 161 transitions. [2018-04-10 14:44:31,477 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 161 transitions. Word has length 40 [2018-04-10 14:44:31,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:31,477 INFO L459 AbstractCegarLoop]: Abstraction has 151 states and 161 transitions. [2018-04-10 14:44:31,477 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-10 14:44:31,477 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 161 transitions. [2018-04-10 14:44:31,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-10 14:44:31,478 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:31,478 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:31,478 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:31,478 INFO L82 PathProgramCache]: Analyzing trace with hash -1911230466, now seen corresponding path program 1 times [2018-04-10 14:44:31,479 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:31,490 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:31,583 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:31,583 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:31,583 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-10 14:44:31,583 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:31,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:31,584 INFO L182 omatonBuilderFactory]: Interpolants [3760#(= |#valid| |old(#valid)|), 3761#(and (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)))), 3762#(and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 3763#(= 1 (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)), 3764#(= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)), 3765#(or (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)), 3766#(or (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)), 3756#true, 3757#false, 3758#(= 1 (select |#valid| |main_#t~malloc9.base|)), 3759#(= 1 (select |#valid| main_~list2~0.base))] [2018-04-10 14:44:31,584 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:31,584 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-10 14:44:31,584 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-10 14:44:31,584 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-04-10 14:44:31,584 INFO L87 Difference]: Start difference. First operand 151 states and 161 transitions. Second operand 11 states. [2018-04-10 14:44:31,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:31,916 INFO L93 Difference]: Finished difference Result 190 states and 199 transitions. [2018-04-10 14:44:31,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-10 14:44:31,916 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 43 [2018-04-10 14:44:31,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:31,917 INFO L225 Difference]: With dead ends: 190 [2018-04-10 14:44:31,917 INFO L226 Difference]: Without dead ends: 190 [2018-04-10 14:44:31,918 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2018-04-10 14:44:31,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2018-04-10 14:44:31,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 153. [2018-04-10 14:44:31,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-04-10 14:44:31,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 165 transitions. [2018-04-10 14:44:31,921 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 165 transitions. Word has length 43 [2018-04-10 14:44:31,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:31,922 INFO L459 AbstractCegarLoop]: Abstraction has 153 states and 165 transitions. [2018-04-10 14:44:31,922 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-10 14:44:31,922 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2018-04-10 14:44:31,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-10 14:44:31,923 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:31,923 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:31,923 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:31,923 INFO L82 PathProgramCache]: Analyzing trace with hash -1911230465, now seen corresponding path program 1 times [2018-04-10 14:44:31,924 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:31,950 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:32,104 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:32,104 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:32,104 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-10 14:44:32,105 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:32,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:32,105 INFO L182 omatonBuilderFactory]: Interpolants [4128#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))), 4129#(and (= 8 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 4130#(and (= 8 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 4131#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0) (or (= 8 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 9 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)))), 4120#true, 4121#false, 4122#(= (select |#valid| main_~list~0.base) 1), 4123#(and (= 0 |main_#t~malloc9.offset|) (= 8 (select |#length| |main_#t~malloc9.base|))), 4124#(and (= 8 (select |#length| main_~list2~0.base)) (= 0 main_~list2~0.offset)), 4125#(and (= (select |#valid| main_~list2~0.base) 1) (= 8 (select |#length| main_~list2~0.base)) (= 0 main_~list2~0.offset)), 4126#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 4127#(and (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= (store |old(#length)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) |#length|))] [2018-04-10 14:44:32,105 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:32,105 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-10 14:44:32,105 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-10 14:44:32,106 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-04-10 14:44:32,106 INFO L87 Difference]: Start difference. First operand 153 states and 165 transitions. Second operand 12 states. [2018-04-10 14:44:32,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:32,514 INFO L93 Difference]: Finished difference Result 213 states and 228 transitions. [2018-04-10 14:44:32,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-10 14:44:32,514 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 43 [2018-04-10 14:44:32,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:32,515 INFO L225 Difference]: With dead ends: 213 [2018-04-10 14:44:32,515 INFO L226 Difference]: Without dead ends: 213 [2018-04-10 14:44:32,515 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=277, Unknown=0, NotChecked=0, Total=342 [2018-04-10 14:44:32,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2018-04-10 14:44:32,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 183. [2018-04-10 14:44:32,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-04-10 14:44:32,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 200 transitions. [2018-04-10 14:44:32,518 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 200 transitions. Word has length 43 [2018-04-10 14:44:32,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:32,518 INFO L459 AbstractCegarLoop]: Abstraction has 183 states and 200 transitions. [2018-04-10 14:44:32,518 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-10 14:44:32,518 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 200 transitions. [2018-04-10 14:44:32,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-10 14:44:32,519 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:32,519 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:32,519 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:32,519 INFO L82 PathProgramCache]: Analyzing trace with hash 771137816, now seen corresponding path program 1 times [2018-04-10 14:44:32,520 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:32,539 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:33,081 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:33,081 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:33,081 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-10 14:44:33,082 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:33,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:33,082 INFO L182 omatonBuilderFactory]: Interpolants [4544#(= 0 |main_#t~malloc8.offset|), 4545#(= 0 main_~list~0.offset), 4546#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 4547#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 4548#(= |#valid| |old(#valid)|), 4549#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#valid| |old(#valid)|))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 4550#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 1 (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 4551#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 4552#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 4553#(and (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))))), 4554#(or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (and (or (and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))), 4555#(or (and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1)) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))), 4556#(and (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0))), 4557#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4)))) (not (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 0)) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 4558#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (not (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 0)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 4559#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 4560#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 4561#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 4562#(= 1 (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)), 4542#true, 4543#false] [2018-04-10 14:44:33,082 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:33,082 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-10 14:44:33,082 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-10 14:44:33,083 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2018-04-10 14:44:33,083 INFO L87 Difference]: Start difference. First operand 183 states and 200 transitions. Second operand 21 states. [2018-04-10 14:44:34,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:34,065 INFO L93 Difference]: Finished difference Result 217 states and 231 transitions. [2018-04-10 14:44:34,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-10 14:44:34,065 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 50 [2018-04-10 14:44:34,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:34,066 INFO L225 Difference]: With dead ends: 217 [2018-04-10 14:44:34,066 INFO L226 Difference]: Without dead ends: 217 [2018-04-10 14:44:34,067 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=185, Invalid=1075, Unknown=0, NotChecked=0, Total=1260 [2018-04-10 14:44:34,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2018-04-10 14:44:34,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 189. [2018-04-10 14:44:34,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-04-10 14:44:34,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 204 transitions. [2018-04-10 14:44:34,071 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 204 transitions. Word has length 50 [2018-04-10 14:44:34,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:34,072 INFO L459 AbstractCegarLoop]: Abstraction has 189 states and 204 transitions. [2018-04-10 14:44:34,072 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-10 14:44:34,072 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 204 transitions. [2018-04-10 14:44:34,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-10 14:44:34,073 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:34,073 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:34,073 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:34,073 INFO L82 PathProgramCache]: Analyzing trace with hash 771137817, now seen corresponding path program 1 times [2018-04-10 14:44:34,074 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:34,099 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:34,650 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:34,650 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:34,650 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-10 14:44:34,650 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:34,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:34,651 INFO L182 omatonBuilderFactory]: Interpolants [4999#true, 5000#false, 5001#(= 0 |main_#t~malloc8.offset|), 5002#(= 0 main_~list~0.offset), 5003#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 5004#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 5005#(= |#valid| |old(#valid)|), 5006#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 5007#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.offset|) (= 9 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))))), 5008#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= 9 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 5009#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= 9 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 5010#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= 9 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1)), 5011#(and (or (and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4))) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4))) (= 9 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1)), 5012#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4))) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1)), 5013#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= (select |#valid| main_~list~0.base) 0)) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 5014#(and (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4))) (not (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 0)) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4)))) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 5015#(and (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (not (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 0)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 5016#(and (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 5017#(and (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 5018#(and (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 5019#(and (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.offset| 0) (= 9 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)))] [2018-04-10 14:44:34,651 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:34,651 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-10 14:44:34,651 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-10 14:44:34,651 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2018-04-10 14:44:34,651 INFO L87 Difference]: Start difference. First operand 189 states and 204 transitions. Second operand 21 states. [2018-04-10 14:44:35,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:35,777 INFO L93 Difference]: Finished difference Result 216 states and 230 transitions. [2018-04-10 14:44:35,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-10 14:44:35,778 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 50 [2018-04-10 14:44:35,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:35,779 INFO L225 Difference]: With dead ends: 216 [2018-04-10 14:44:35,779 INFO L226 Difference]: Without dead ends: 216 [2018-04-10 14:44:35,779 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=175, Invalid=1015, Unknown=0, NotChecked=0, Total=1190 [2018-04-10 14:44:35,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2018-04-10 14:44:35,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 189. [2018-04-10 14:44:35,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-04-10 14:44:35,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 203 transitions. [2018-04-10 14:44:35,784 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 203 transitions. Word has length 50 [2018-04-10 14:44:35,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:35,784 INFO L459 AbstractCegarLoop]: Abstraction has 189 states and 203 transitions. [2018-04-10 14:44:35,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-10 14:44:35,784 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 203 transitions. [2018-04-10 14:44:35,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-10 14:44:35,785 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:35,785 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:35,785 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:35,786 INFO L82 PathProgramCache]: Analyzing trace with hash 1788489223, now seen corresponding path program 1 times [2018-04-10 14:44:35,786 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:35,804 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:36,415 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:36,415 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:36,443 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-10 14:44:36,443 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:36,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:36,444 INFO L182 omatonBuilderFactory]: Interpolants [5472#(and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.base|) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.offset|) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))), 5473#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|), 5453#true, 5454#false, 5455#(= (select |#valid| main_~list~0.base) 1), 5456#(and (= (select |#valid| |main_#t~malloc9.base|) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 5457#(and (not (= main_~list~0.base main_~list2~0.base)) (= (select |#valid| main_~list2~0.base) 1)), 5458#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (= (select |#valid| main_~list2~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 5459#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5460#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5461#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5462#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5463#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5464#(and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5465#(and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (= (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5466#(and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5467#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 5468#(and (not (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 0)) (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))), 5469#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (not (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 5470#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 5471#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)))] [2018-04-10 14:44:36,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:36,444 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-10 14:44:36,444 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-10 14:44:36,444 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=365, Unknown=0, NotChecked=0, Total=420 [2018-04-10 14:44:36,445 INFO L87 Difference]: Start difference. First operand 189 states and 203 transitions. Second operand 21 states. [2018-04-10 14:44:37,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:37,786 INFO L93 Difference]: Finished difference Result 293 states and 315 transitions. [2018-04-10 14:44:37,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-10 14:44:37,786 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 52 [2018-04-10 14:44:37,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:37,788 INFO L225 Difference]: With dead ends: 293 [2018-04-10 14:44:37,788 INFO L226 Difference]: Without dead ends: 293 [2018-04-10 14:44:37,788 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=161, Invalid=831, Unknown=0, NotChecked=0, Total=992 [2018-04-10 14:44:37,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2018-04-10 14:44:37,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 215. [2018-04-10 14:44:37,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2018-04-10 14:44:37,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 238 transitions. [2018-04-10 14:44:37,792 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 238 transitions. Word has length 52 [2018-04-10 14:44:37,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:37,792 INFO L459 AbstractCegarLoop]: Abstraction has 215 states and 238 transitions. [2018-04-10 14:44:37,792 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-10 14:44:37,792 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 238 transitions. [2018-04-10 14:44:37,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-10 14:44:37,793 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:37,793 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:37,793 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:37,793 INFO L82 PathProgramCache]: Analyzing trace with hash -1182477942, now seen corresponding path program 1 times [2018-04-10 14:44:37,793 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:37,808 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:38,851 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:38,851 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:38,852 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-10 14:44:38,852 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:38,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:38,852 INFO L182 omatonBuilderFactory]: Interpolants [6016#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 6017#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 6018#(and (or (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 6019#(and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) 1) (or (= (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 6020#(and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 6021#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4))) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ 0 4)))), 6022#(and (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4))) (not (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 0)) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 6023#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 0)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 6024#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 6025#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 6026#(and (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem4.base| 0) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 6027#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5| (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 6004#true, 6005#false, 6006#(= 0 |main_#t~malloc8.offset|), 6007#(= main_~list~0.offset 0), 6008#(and (= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 6009#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= (select |#valid| |main_#t~malloc9.base|) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 6010#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~list2~0.base)) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset)), 6011#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4)))), 6012#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6013#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6014#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6015#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))] [2018-04-10 14:44:38,852 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:38,852 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-10 14:44:38,852 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-10 14:44:38,853 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=487, Unknown=0, NotChecked=0, Total=552 [2018-04-10 14:44:38,853 INFO L87 Difference]: Start difference. First operand 215 states and 238 transitions. Second operand 24 states. [2018-04-10 14:44:40,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:40,952 INFO L93 Difference]: Finished difference Result 275 states and 292 transitions. [2018-04-10 14:44:40,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-10 14:44:40,953 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 54 [2018-04-10 14:44:40,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:40,953 INFO L225 Difference]: With dead ends: 275 [2018-04-10 14:44:40,954 INFO L226 Difference]: Without dead ends: 275 [2018-04-10 14:44:40,954 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 329 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=244, Invalid=1478, Unknown=0, NotChecked=0, Total=1722 [2018-04-10 14:44:40,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2018-04-10 14:44:40,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 208. [2018-04-10 14:44:40,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2018-04-10 14:44:40,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 228 transitions. [2018-04-10 14:44:40,957 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 228 transitions. Word has length 54 [2018-04-10 14:44:40,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:40,957 INFO L459 AbstractCegarLoop]: Abstraction has 208 states and 228 transitions. [2018-04-10 14:44:40,957 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-10 14:44:40,957 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 228 transitions. [2018-04-10 14:44:40,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-10 14:44:40,957 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:40,958 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:40,958 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:40,958 INFO L82 PathProgramCache]: Analyzing trace with hash -298162330, now seen corresponding path program 1 times [2018-04-10 14:44:40,958 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:40,967 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-04-10 14:44:40,986 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:40,986 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2018-04-10 14:44:40,986 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:40,986 INFO L182 omatonBuilderFactory]: Interpolants [6547#true, 6548#false, 6549#(= main_~c~0 0), 6550#(<= main_~c~0 1)] [2018-04-10 14:44:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-04-10 14:44:40,986 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:44:40,986 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:44:40,986 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:44:40,987 INFO L87 Difference]: Start difference. First operand 208 states and 228 transitions. Second operand 4 states. [2018-04-10 14:44:41,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:41,000 INFO L93 Difference]: Finished difference Result 243 states and 269 transitions. [2018-04-10 14:44:41,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 14:44:41,001 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 58 [2018-04-10 14:44:41,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:41,002 INFO L225 Difference]: With dead ends: 243 [2018-04-10 14:44:41,002 INFO L226 Difference]: Without dead ends: 243 [2018-04-10 14:44:41,002 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:44:41,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2018-04-10 14:44:41,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 224. [2018-04-10 14:44:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2018-04-10 14:44:41,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 250 transitions. [2018-04-10 14:44:41,006 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 250 transitions. Word has length 58 [2018-04-10 14:44:41,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:41,006 INFO L459 AbstractCegarLoop]: Abstraction has 224 states and 250 transitions. [2018-04-10 14:44:41,006 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:44:41,006 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 250 transitions. [2018-04-10 14:44:41,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-10 14:44:41,006 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:41,006 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:41,006 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:41,007 INFO L82 PathProgramCache]: Analyzing trace with hash 1031327767, now seen corresponding path program 1 times [2018-04-10 14:44:41,007 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:41,013 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-04-10 14:44:41,024 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:44:41,024 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:44:41,024 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:41,024 INFO L182 omatonBuilderFactory]: Interpolants [7018#true, 7019#false, 7020#(not |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|)] [2018-04-10 14:44:41,025 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-04-10 14:44:41,025 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-10 14:44:41,025 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-10 14:44:41,025 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 14:44:41,025 INFO L87 Difference]: Start difference. First operand 224 states and 250 transitions. Second operand 3 states. [2018-04-10 14:44:41,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:41,030 INFO L93 Difference]: Finished difference Result 226 states and 252 transitions. [2018-04-10 14:44:41,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-10 14:44:41,030 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-04-10 14:44:41,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:41,030 INFO L225 Difference]: With dead ends: 226 [2018-04-10 14:44:41,030 INFO L226 Difference]: Without dead ends: 226 [2018-04-10 14:44:41,031 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 14:44:41,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2018-04-10 14:44:41,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226. [2018-04-10 14:44:41,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2018-04-10 14:44:41,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 252 transitions. [2018-04-10 14:44:41,035 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 252 transitions. Word has length 61 [2018-04-10 14:44:41,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:41,035 INFO L459 AbstractCegarLoop]: Abstraction has 226 states and 252 transitions. [2018-04-10 14:44:41,035 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-10 14:44:41,035 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 252 transitions. [2018-04-10 14:44:41,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-10 14:44:41,035 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:41,036 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:41,036 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:41,036 INFO L82 PathProgramCache]: Analyzing trace with hash 1293139346, now seen corresponding path program 1 times [2018-04-10 14:44:41,036 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:41,045 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:41,173 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:44:41,174 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:41,174 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-10 14:44:41,174 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:41,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:41,175 INFO L182 omatonBuilderFactory]: Interpolants [7473#true, 7474#false, 7475#(= 0 |main_#t~malloc9.offset|), 7476#(= 0 main_~list2~0.offset), 7477#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 7478#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 7479#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (<= (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 8) (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))), 7480#(and (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (<= 8 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)))), 7481#(and (= (select |#valid| main_~list2~0.base) 1) (<= 8 (select |#length| main_~list2~0.base)) (= 0 main_~list2~0.offset)), 7482#(and (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (<= 8 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 7483#(and (<= 8 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 7484#(and (<= 8 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))] [2018-04-10 14:44:41,175 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:44:41,175 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-10 14:44:41,175 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-10 14:44:41,176 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2018-04-10 14:44:41,176 INFO L87 Difference]: Start difference. First operand 226 states and 252 transitions. Second operand 12 states. [2018-04-10 14:44:41,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:41,398 INFO L93 Difference]: Finished difference Result 270 states and 291 transitions. [2018-04-10 14:44:41,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-10 14:44:41,398 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 63 [2018-04-10 14:44:41,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:41,399 INFO L225 Difference]: With dead ends: 270 [2018-04-10 14:44:41,399 INFO L226 Difference]: Without dead ends: 270 [2018-04-10 14:44:41,399 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2018-04-10 14:44:41,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2018-04-10 14:44:41,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 252. [2018-04-10 14:44:41,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2018-04-10 14:44:41,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 279 transitions. [2018-04-10 14:44:41,405 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 279 transitions. Word has length 63 [2018-04-10 14:44:41,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:41,406 INFO L459 AbstractCegarLoop]: Abstraction has 252 states and 279 transitions. [2018-04-10 14:44:41,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-10 14:44:41,406 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 279 transitions. [2018-04-10 14:44:41,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-10 14:44:41,407 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:41,407 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:41,407 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:41,407 INFO L82 PathProgramCache]: Analyzing trace with hash 2092504308, now seen corresponding path program 1 times [2018-04-10 14:44:41,407 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:41,423 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:41,956 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:41,956 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:41,956 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-10 14:44:41,956 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:41,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:41,961 INFO L182 omatonBuilderFactory]: Interpolants [8032#(= 0 (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 8014#true, 8015#false, 8016#(and (not (= 0 |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|)), 8017#(and (not (= 0 main_~list~0.base)) (= 0 main_~list~0.offset)), 8018#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 8019#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| 0)) (or (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.offset|) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))), 8020#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base 0)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (< __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset 1))) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (<= (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset 1) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))), 8021#(and (or (and (or (<= (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset 1) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (< __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset 1)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (not (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) 0))), 8022#(or (and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) 0))) (and (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset 5))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset 1) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))), 8023#(or (and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) 0))) (and (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset 5))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))), 8024#(or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) 0)) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))), 8025#(not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 8026#(= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|), 8027#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 8028#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 8029#(or (not |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))), 8030#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 8031#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= 0 (select (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)))] [2018-04-10 14:44:41,961 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:41,961 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-10 14:44:41,961 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-10 14:44:41,962 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-04-10 14:44:41,962 INFO L87 Difference]: Start difference. First operand 252 states and 279 transitions. Second operand 19 states. [2018-04-10 14:44:43,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:43,082 INFO L93 Difference]: Finished difference Result 271 states and 294 transitions. [2018-04-10 14:44:43,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-10 14:44:43,087 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 63 [2018-04-10 14:44:43,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:43,088 INFO L225 Difference]: With dead ends: 271 [2018-04-10 14:44:43,088 INFO L226 Difference]: Without dead ends: 252 [2018-04-10 14:44:43,089 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=338, Invalid=1468, Unknown=0, NotChecked=0, Total=1806 [2018-04-10 14:44:43,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2018-04-10 14:44:43,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 223. [2018-04-10 14:44:43,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2018-04-10 14:44:43,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 242 transitions. [2018-04-10 14:44:43,094 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 242 transitions. Word has length 63 [2018-04-10 14:44:43,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:43,094 INFO L459 AbstractCegarLoop]: Abstraction has 223 states and 242 transitions. [2018-04-10 14:44:43,094 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-10 14:44:43,094 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 242 transitions. [2018-04-10 14:44:43,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-10 14:44:43,095 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:43,095 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:43,095 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:43,095 INFO L82 PathProgramCache]: Analyzing trace with hash 673668520, now seen corresponding path program 1 times [2018-04-10 14:44:43,096 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:43,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:43,118 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:43,394 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-10 14:44:43,395 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:43,395 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-10 14:44:43,395 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:43,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:43,395 INFO L182 omatonBuilderFactory]: Interpolants [8576#false, 8577#(and (= 0 |main_#t~malloc9.offset|) (= (select |#valid| |main_#t~malloc9.base|) 1) (= 8 (select |#length| |main_#t~malloc9.base|))), 8578#(and (= (select |#valid| main_~list2~0.base) 1) (= 8 (select |#length| main_~list2~0.base)) (= 0 main_~list2~0.offset)), 8579#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 8580#(and (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= (store |old(#length)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) |#length|)), 8581#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 8582#(and (= 9 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= (store |old(#length)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) |#length|)), 8583#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 9 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))), 8584#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))), 8585#(and (= 8 (select |#length| main_~list2~0.base)) (= 0 main_~list2~0.offset)), 8586#(and (= 8 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 8587#(and (= 8 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 8588#(and (or (= 8 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (<= 9 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 8575#true] [2018-04-10 14:44:43,395 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-10 14:44:43,396 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-10 14:44:43,396 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-10 14:44:43,396 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2018-04-10 14:44:43,396 INFO L87 Difference]: Start difference. First operand 223 states and 242 transitions. Second operand 14 states. [2018-04-10 14:44:43,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:43,889 INFO L93 Difference]: Finished difference Result 244 states and 259 transitions. [2018-04-10 14:44:43,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-10 14:44:43,889 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 65 [2018-04-10 14:44:43,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:43,890 INFO L225 Difference]: With dead ends: 244 [2018-04-10 14:44:43,890 INFO L226 Difference]: Without dead ends: 244 [2018-04-10 14:44:43,891 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=333, Unknown=0, NotChecked=0, Total=420 [2018-04-10 14:44:43,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-04-10 14:44:43,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 215. [2018-04-10 14:44:43,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2018-04-10 14:44:43,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 234 transitions. [2018-04-10 14:44:43,894 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 234 transitions. Word has length 65 [2018-04-10 14:44:43,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:43,894 INFO L459 AbstractCegarLoop]: Abstraction has 215 states and 234 transitions. [2018-04-10 14:44:43,894 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-10 14:44:43,894 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 234 transitions. [2018-04-10 14:44:43,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-10 14:44:43,894 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:43,894 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:43,895 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:43,895 INFO L82 PathProgramCache]: Analyzing trace with hash -1088555564, now seen corresponding path program 1 times [2018-04-10 14:44:43,895 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:43,911 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:44,427 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:44:44,427 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:44,427 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-10 14:44:44,428 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:44,428 INFO L182 omatonBuilderFactory]: Interpolants [9088#(= 1 (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)), 9062#true, 9063#false, 9064#(= 0 |main_#t~malloc8.offset|), 9065#(= main_~list~0.offset 0), 9066#(and (= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 9067#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= (select |#valid| |main_#t~malloc9.base|) 1)), 9068#(and (= main_~list~0.offset 0) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset)), 9069#(= |#valid| |old(#valid)|), 9070#(= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))), 9071#(and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9072#(and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9073#(and (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9074#(and (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list2~0.offset)), 9075#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#valid| |old(#valid)|))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 9076#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 1 (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 9077#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 9078#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 9079#(and (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))))), 9080#(or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (and (or (and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))), 9081#(or (and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1)) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))), 9082#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4)))) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list2~0.offset)), 9083#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4)))) (not (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 0)) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 9084#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (not (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 0)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 9085#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 9086#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 9087#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))] [2018-04-10 14:44:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:44:44,428 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-10 14:44:44,428 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-10 14:44:44,429 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=635, Unknown=0, NotChecked=0, Total=702 [2018-04-10 14:44:44,429 INFO L87 Difference]: Start difference. First operand 215 states and 234 transitions. Second operand 27 states. [2018-04-10 14:44:45,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:45,821 INFO L93 Difference]: Finished difference Result 240 states and 257 transitions. [2018-04-10 14:44:45,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-10 14:44:45,822 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 72 [2018-04-10 14:44:45,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:45,823 INFO L225 Difference]: With dead ends: 240 [2018-04-10 14:44:45,823 INFO L226 Difference]: Without dead ends: 240 [2018-04-10 14:44:45,823 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 412 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=295, Invalid=1867, Unknown=0, NotChecked=0, Total=2162 [2018-04-10 14:44:45,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2018-04-10 14:44:45,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 204. [2018-04-10 14:44:45,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-04-10 14:44:45,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 218 transitions. [2018-04-10 14:44:45,827 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 218 transitions. Word has length 72 [2018-04-10 14:44:45,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:45,828 INFO L459 AbstractCegarLoop]: Abstraction has 204 states and 218 transitions. [2018-04-10 14:44:45,828 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-10 14:44:45,828 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 218 transitions. [2018-04-10 14:44:45,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-10 14:44:45,829 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:45,829 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:45,829 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:45,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1088555563, now seen corresponding path program 1 times [2018-04-10 14:44:45,830 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:45,852 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:46,451 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:44:46,452 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:46,452 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-10 14:44:46,452 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:46,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:46,452 INFO L182 omatonBuilderFactory]: Interpolants [9573#true, 9574#false, 9575#(= 0 |main_#t~malloc8.offset|), 9576#(= main_~list~0.offset 0), 9577#(and (= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 9578#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= (select |#valid| |main_#t~malloc9.base|) 1)), 9579#(and (= main_~list~0.offset 0) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset)), 9580#(= |#valid| |old(#valid)|), 9581#(and (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)))), 9582#(and (or (= |#valid| |old(#valid)|) (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9583#(and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9584#(and (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list2~0.offset)), 9585#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#valid| |old(#valid)|))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 9586#(and (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.offset|) (= 9 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))), 9587#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= 9 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 9588#(and (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= 9 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))))), 9589#(or (and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4))) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= 9 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 9590#(or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))))), 9591#(and (= (select |#valid| main_~list2~0.base) 1) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4)))) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ 0 4)))), 9592#(and (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4)))) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 9593#(and (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 9594#(and (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 9595#(and (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 9596#(and (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 9597#(and (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.offset| 0) (= 9 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)))] [2018-04-10 14:44:46,452 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:44:46,453 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-10 14:44:46,453 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-10 14:44:46,453 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=538, Unknown=0, NotChecked=0, Total=600 [2018-04-10 14:44:46,453 INFO L87 Difference]: Start difference. First operand 204 states and 218 transitions. Second operand 25 states. [2018-04-10 14:44:47,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:47,692 INFO L93 Difference]: Finished difference Result 229 states and 242 transitions. [2018-04-10 14:44:47,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-10 14:44:47,692 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 72 [2018-04-10 14:44:47,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:47,693 INFO L225 Difference]: With dead ends: 229 [2018-04-10 14:44:47,693 INFO L226 Difference]: Without dead ends: 229 [2018-04-10 14:44:47,693 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 350 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=246, Invalid=1560, Unknown=0, NotChecked=0, Total=1806 [2018-04-10 14:44:47,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-04-10 14:44:47,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 204. [2018-04-10 14:44:47,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-04-10 14:44:47,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 217 transitions. [2018-04-10 14:44:47,695 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 217 transitions. Word has length 72 [2018-04-10 14:44:47,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:47,696 INFO L459 AbstractCegarLoop]: Abstraction has 204 states and 217 transitions. [2018-04-10 14:44:47,696 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-10 14:44:47,696 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 217 transitions. [2018-04-10 14:44:47,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-10 14:44:47,697 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:47,697 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:47,697 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:47,697 INFO L82 PathProgramCache]: Analyzing trace with hash -1905389954, now seen corresponding path program 1 times [2018-04-10 14:44:47,698 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:47,726 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:48,911 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 56 DAG size of output 54 [2018-04-10 14:44:49,574 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 68 DAG size of output 60 [2018-04-10 14:44:49,900 WARN L148 SmtUtils]: Spent 199ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-10 14:44:50,150 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:44:50,150 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:50,150 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-10 14:44:50,150 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:50,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:50,151 INFO L182 omatonBuilderFactory]: Interpolants [10067#true, 10068#false, 10069#(= 0 |main_#t~malloc8.offset|), 10070#(= 0 main_~list~0.offset), 10071#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 10072#(and (= 0 main_~list~0.offset) (= (select |#valid| |main_#t~malloc9.base|) 1) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 10073#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 10074#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 10075#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10076#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10077#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10078#(and (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))), 10079#(and (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))))), 10080#(and (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))))), 10081#(or (and (or (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (or (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 10082#(or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 10083#(or (and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 10084#(and (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base main_~list2~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 10085#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10086#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 10087#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10088#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 10089#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10090#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (= (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (or (and (= (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10091#(or (and (or (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))), 10092#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (= (select |#valid| main_~list2~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 10093#(and (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))), 10094#(and (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 10095#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 10096#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 10097#(and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.base|) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.offset|) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))), 10098#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|)] [2018-04-10 14:44:50,151 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:44:50,151 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-10 14:44:50,151 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-10 14:44:50,151 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=895, Unknown=0, NotChecked=0, Total=992 [2018-04-10 14:44:50,152 INFO L87 Difference]: Start difference. First operand 204 states and 217 transitions. Second operand 32 states. [2018-04-10 14:44:50,488 WARN L148 SmtUtils]: Spent 190ms on a formula simplification that was a NOOP. DAG size: 87 [2018-04-10 14:44:50,887 WARN L148 SmtUtils]: Spent 220ms on a formula simplification that was a NOOP. DAG size: 89 [2018-04-10 14:44:51,678 WARN L151 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 74 DAG size of output 60 [2018-04-10 14:44:51,974 WARN L151 SmtUtils]: Spent 179ms on a formula simplification. DAG size of input: 100 DAG size of output 70 [2018-04-10 14:44:52,250 WARN L151 SmtUtils]: Spent 175ms on a formula simplification. DAG size of input: 75 DAG size of output 75 [2018-04-10 14:44:54,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:44:54,219 INFO L93 Difference]: Finished difference Result 262 states and 281 transitions. [2018-04-10 14:44:54,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-10 14:44:54,220 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 74 [2018-04-10 14:44:54,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:44:54,221 INFO L225 Difference]: With dead ends: 262 [2018-04-10 14:44:54,221 INFO L226 Difference]: Without dead ends: 262 [2018-04-10 14:44:54,221 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 636 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=322, Invalid=2540, Unknown=0, NotChecked=0, Total=2862 [2018-04-10 14:44:54,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2018-04-10 14:44:54,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 219. [2018-04-10 14:44:54,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2018-04-10 14:44:54,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 235 transitions. [2018-04-10 14:44:54,224 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 235 transitions. Word has length 74 [2018-04-10 14:44:54,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:44:54,224 INFO L459 AbstractCegarLoop]: Abstraction has 219 states and 235 transitions. [2018-04-10 14:44:54,225 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-10 14:44:54,225 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 235 transitions. [2018-04-10 14:44:54,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-04-10 14:44:54,225 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:44:54,225 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:44:54,226 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:44:54,226 INFO L82 PathProgramCache]: Analyzing trace with hash 937586753, now seen corresponding path program 2 times [2018-04-10 14:44:54,226 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:44:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:44:54,247 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:44:56,119 WARN L151 SmtUtils]: Spent 208ms on a formula simplification. DAG size of input: 88 DAG size of output 79 [2018-04-10 14:44:57,073 WARN L151 SmtUtils]: Spent 726ms on a formula simplification. DAG size of input: 137 DAG size of output 128 [2018-04-10 14:44:57,841 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:44:57,841 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:44:57,841 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-10 14:44:57,841 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:44:57,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:44:57,842 INFO L182 omatonBuilderFactory]: Interpolants [10624#true, 10625#false, 10626#(= 0 |main_#t~malloc8.offset|), 10627#(= 0 main_~list~0.offset), 10628#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 10629#(and (= 0 |main_#t~malloc9.offset|) (= 0 main_~list~0.offset) (= (select |#valid| |main_#t~malloc9.base|) 1) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 10630#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset) (= (select |#valid| main_~list~0.base) 1)), 10631#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= main_~list2~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 10632#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10633#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10634#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10635#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10636#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10637#(and (or (and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10638#(or (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (or (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 10639#(or (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (= (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 10640#(or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))), 10641#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list~0.offset) (= main_~list2~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4)))), 10642#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10643#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.offset|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= 1 (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 10644#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10645#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10646#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|) (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)) (and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))))))), 10647#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))))))) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (and (= (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (store (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|))) (select (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 10648#(or (and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (and (= (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (store (select |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (select (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (and (or (= (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))))))) (= (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (store (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (select (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))))))) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (and (= (store (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))))) (= (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (store (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (select (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))))) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (and (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (or (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (= (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)))))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 10649#(and (not (= (select |#valid| main_~list2~0.base) 0)) (= main_~list2~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ 0 4)))), 10650#(and (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4))) (not (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 0)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4)))) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 10651#(and (or (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 0)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 10652#(and (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))))), 10653#(and (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 10654#(and (or (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 10655#(and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem4.offset|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem4.base| 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 10656#(and (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 10657#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 10658#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 10659#(= 1 (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|))] [2018-04-10 14:44:57,843 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:44:57,843 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-10 14:44:57,843 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-10 14:44:57,843 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=1149, Unknown=0, NotChecked=0, Total=1260 [2018-04-10 14:44:57,843 INFO L87 Difference]: Start difference. First operand 219 states and 235 transitions. Second operand 36 states. [2018-04-10 14:44:58,456 WARN L148 SmtUtils]: Spent 405ms on a formula simplification that was a NOOP. DAG size: 131 [2018-04-10 14:44:59,220 WARN L148 SmtUtils]: Spent 452ms on a formula simplification that was a NOOP. DAG size: 133 [2018-04-10 14:45:01,887 WARN L151 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 77 DAG size of output 50 [2018-04-10 14:45:02,104 WARN L151 SmtUtils]: Spent 144ms on a formula simplification. DAG size of input: 83 DAG size of output 63 [2018-04-10 14:45:02,508 WARN L148 SmtUtils]: Spent 101ms on a formula simplification that was a NOOP. DAG size: 80 [2018-04-10 14:45:02,730 WARN L151 SmtUtils]: Spent 137ms on a formula simplification. DAG size of input: 66 DAG size of output 63 [2018-04-10 14:45:03,828 WARN L151 SmtUtils]: Spent 194ms on a formula simplification. DAG size of input: 113 DAG size of output 85 [2018-04-10 14:45:04,156 WARN L151 SmtUtils]: Spent 213ms on a formula simplification. DAG size of input: 110 DAG size of output 82 [2018-04-10 14:45:04,891 WARN L148 SmtUtils]: Spent 411ms on a formula simplification that was a NOOP. DAG size: 142 [2018-04-10 14:45:06,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:45:06,018 INFO L93 Difference]: Finished difference Result 326 states and 347 transitions. [2018-04-10 14:45:06,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-04-10 14:45:06,019 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 76 [2018-04-10 14:45:06,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:45:06,020 INFO L225 Difference]: With dead ends: 326 [2018-04-10 14:45:06,020 INFO L226 Difference]: Without dead ends: 326 [2018-04-10 14:45:06,021 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1326 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=548, Invalid=4854, Unknown=0, NotChecked=0, Total=5402 [2018-04-10 14:45:06,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2018-04-10 14:45:06,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 236. [2018-04-10 14:45:06,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2018-04-10 14:45:06,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 253 transitions. [2018-04-10 14:45:06,024 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 253 transitions. Word has length 76 [2018-04-10 14:45:06,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:45:06,024 INFO L459 AbstractCegarLoop]: Abstraction has 236 states and 253 transitions. [2018-04-10 14:45:06,024 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-10 14:45:06,024 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 253 transitions. [2018-04-10 14:45:06,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-04-10 14:45:06,025 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:45:06,025 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:45:06,025 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:45:06,025 INFO L82 PathProgramCache]: Analyzing trace with hash 937586754, now seen corresponding path program 1 times [2018-04-10 14:45:06,025 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:45:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:45:06,054 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:45:07,191 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 70 DAG size of output 70 [2018-04-10 14:45:07,785 WARN L151 SmtUtils]: Spent 164ms on a formula simplification. DAG size of input: 67 DAG size of output 59 [2018-04-10 14:45:08,096 WARN L148 SmtUtils]: Spent 163ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-10 14:45:08,614 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 9 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:45:08,614 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:45:08,614 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-10 14:45:08,614 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:45:08,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:45:08,615 INFO L182 omatonBuilderFactory]: Interpolants [11328#(and (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem4.base| 0) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 11329#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5| (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 11298#true, 11299#false, 11300#(= 0 |main_#t~malloc8.offset|), 11301#(= 0 main_~list~0.offset), 11302#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 11303#(and (= 0 |main_#t~malloc9.offset|) (= 0 main_~list~0.offset) (= (select |#valid| |main_#t~malloc9.base|) 1) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 11304#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset) (= (select |#valid| main_~list~0.base) 1)), 11305#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (= (select |#valid| main_~list2~0.base) 1) (= main_~list2~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 11306#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11307#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= |#valid| |old(#valid)|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 11308#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)))), 11309#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11310#(and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11311#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11312#(and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (and (or (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11313#(and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (or (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11314#(and (or (and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11315#(and (= main_~list~0.offset 0) (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (= (select |#valid| main_~list2~0.base) 1) (= main_~list2~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4)))), 11316#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= |#valid| |old(#valid)|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 11317#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (or (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))), 11318#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 11319#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 11320#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 11321#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (= (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (or (and (= (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 11322#(or (and (or (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))), 11323#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4))) (not (= (select |#valid| main_~list2~0.base) 0)) (= main_~list2~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ 0 4)))), 11324#(and (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4))) (not (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 0)) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 11325#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 0)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 11326#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 11327#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))] [2018-04-10 14:45:08,615 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 9 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:45:08,615 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-10 14:45:08,615 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-10 14:45:08,615 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=891, Unknown=0, NotChecked=0, Total=992 [2018-04-10 14:45:08,615 INFO L87 Difference]: Start difference. First operand 236 states and 253 transitions. Second operand 32 states. [2018-04-10 14:45:09,075 WARN L148 SmtUtils]: Spent 233ms on a formula simplification that was a NOOP. DAG size: 87 [2018-04-10 14:45:09,514 WARN L148 SmtUtils]: Spent 225ms on a formula simplification that was a NOOP. DAG size: 89 [2018-04-10 14:45:10,769 WARN L151 SmtUtils]: Spent 165ms on a formula simplification. DAG size of input: 75 DAG size of output 75 [2018-04-10 14:45:11,616 WARN L151 SmtUtils]: Spent 161ms on a formula simplification. DAG size of input: 74 DAG size of output 47 [2018-04-10 14:45:12,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:45:12,854 INFO L93 Difference]: Finished difference Result 259 states and 275 transitions. [2018-04-10 14:45:12,854 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-10 14:45:12,854 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 76 [2018-04-10 14:45:12,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:45:12,855 INFO L225 Difference]: With dead ends: 259 [2018-04-10 14:45:12,855 INFO L226 Difference]: Without dead ends: 259 [2018-04-10 14:45:12,856 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 5 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 607 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=346, Invalid=2624, Unknown=0, NotChecked=0, Total=2970 [2018-04-10 14:45:12,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-04-10 14:45:12,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 208. [2018-04-10 14:45:12,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2018-04-10 14:45:12,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 223 transitions. [2018-04-10 14:45:12,859 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 223 transitions. Word has length 76 [2018-04-10 14:45:12,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:45:12,859 INFO L459 AbstractCegarLoop]: Abstraction has 208 states and 223 transitions. [2018-04-10 14:45:12,859 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-10 14:45:12,859 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 223 transitions. [2018-04-10 14:45:12,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-10 14:45:12,859 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:45:12,859 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:45:12,859 INFO L408 AbstractCegarLoop]: === Iteration 28 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:45:12,860 INFO L82 PathProgramCache]: Analyzing trace with hash -387292813, now seen corresponding path program 2 times [2018-04-10 14:45:12,860 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:45:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:45:12,867 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:45:12,891 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-04-10 14:45:12,891 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:45:12,891 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2018-04-10 14:45:12,891 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:45:12,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:45:12,892 INFO L182 omatonBuilderFactory]: Interpolants [11843#true, 11844#false, 11845#(= main_~c~0 0), 11846#(<= main_~c~0 1), 11847#(<= main_~c~0 2)] [2018-04-10 14:45:12,892 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-04-10 14:45:12,892 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 14:45:12,892 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 14:45:12,892 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:45:12,892 INFO L87 Difference]: Start difference. First operand 208 states and 223 transitions. Second operand 5 states. [2018-04-10 14:45:12,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:45:12,910 INFO L93 Difference]: Finished difference Result 242 states and 255 transitions. [2018-04-10 14:45:12,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 14:45:12,910 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2018-04-10 14:45:12,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:45:12,911 INFO L225 Difference]: With dead ends: 242 [2018-04-10 14:45:12,911 INFO L226 Difference]: Without dead ends: 242 [2018-04-10 14:45:12,911 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:45:12,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2018-04-10 14:45:12,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 221. [2018-04-10 14:45:12,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2018-04-10 14:45:12,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 241 transitions. [2018-04-10 14:45:12,914 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 241 transitions. Word has length 78 [2018-04-10 14:45:12,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:45:12,914 INFO L459 AbstractCegarLoop]: Abstraction has 221 states and 241 transitions. [2018-04-10 14:45:12,914 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 14:45:12,915 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 241 transitions. [2018-04-10 14:45:12,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-04-10 14:45:12,915 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:45:12,915 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:45:12,915 INFO L408 AbstractCegarLoop]: === Iteration 29 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:45:12,915 INFO L82 PathProgramCache]: Analyzing trace with hash -1524094027, now seen corresponding path program 3 times [2018-04-10 14:45:12,916 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:45:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:45:12,961 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:45:14,214 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 88 DAG size of output 55 [2018-04-10 14:45:14,364 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 91 DAG size of output 57 [2018-04-10 14:45:14,509 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 87 DAG size of output 54 [2018-04-10 14:45:14,692 WARN L151 SmtUtils]: Spent 146ms on a formula simplification. DAG size of input: 92 DAG size of output 59 [2018-04-10 14:45:14,964 WARN L151 SmtUtils]: Spent 223ms on a formula simplification. DAG size of input: 95 DAG size of output 62 [2018-04-10 14:45:15,189 WARN L151 SmtUtils]: Spent 152ms on a formula simplification. DAG size of input: 91 DAG size of output 58 [2018-04-10 14:45:15,342 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 96 DAG size of output 64 [2018-04-10 14:45:15,694 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 97 DAG size of output 68 [2018-04-10 14:45:16,164 WARN L151 SmtUtils]: Spent 389ms on a formula simplification. DAG size of input: 94 DAG size of output 85 [2018-04-10 14:45:17,118 WARN L151 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 73 DAG size of output 54 [2018-04-10 14:45:17,342 WARN L151 SmtUtils]: Spent 133ms on a formula simplification. DAG size of input: 88 DAG size of output 81 [2018-04-10 14:45:17,793 WARN L151 SmtUtils]: Spent 269ms on a formula simplification. DAG size of input: 96 DAG size of output 90 [2018-04-10 14:45:18,716 WARN L151 SmtUtils]: Spent 626ms on a formula simplification. DAG size of input: 127 DAG size of output 118 [2018-04-10 14:45:20,094 WARN L151 SmtUtils]: Spent 154ms on a formula simplification. DAG size of input: 87 DAG size of output 72 [2018-04-10 14:45:21,219 WARN L151 SmtUtils]: Spent 580ms on a formula simplification. DAG size of input: 108 DAG size of output 103 [2018-04-10 14:45:22,884 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 17 proven. 65 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-10 14:45:22,884 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:45:22,884 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2018-04-10 14:45:22,884 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:45:22,884 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-10 14:45:22,885 INFO L182 omatonBuilderFactory]: Interpolants [12311#true, 12312#false, 12313#(and (= 8 (select |#length| |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|)), 12314#(and (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base))), 12315#(and (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 12316#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 12317#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| |main_#t~malloc9.base|) 1) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 12318#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 12319#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 12320#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12321#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#valid| |old(#valid)|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 12322#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= (store |old(#length)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))), 12323#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (or (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12324#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12325#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12326#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|) (= (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12327#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (or (and (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12328#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem4.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12329#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (or (not |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|) (and (= (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) 0) (= (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset))) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12330#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12331#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (select |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12332#(or (and (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (and (or (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 12333#(or (and (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) 1) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (@diff |old(#valid)| |#valid|))) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 12334#(or (and (or (and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) 1) (or (= |#valid| |old(#valid)|) (= (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (@diff |old(#valid)| |#valid|))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 12335#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base main_~list2~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 12336#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (or (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= (store |old(#length)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))), 12337#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12338#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12339#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (or (and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12340#(and (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)))), 12341#(and (or (and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12342#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (or (and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.offset| 0) (and (= (select |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.offset|)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|))) (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12343#(and (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (not (= (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 8)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)))) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (not (= (select (select |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) 0))))) (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (and (= (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 12344#(and (or (and (or (not (= 0 (select (select |old(#memory_$Pointer$.offset)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))) (not (= (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 8)) (not (= (select (select |old(#memory_$Pointer$.offset)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) 0))) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1)), 12345#(and (= main_~list~0.offset 0) (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (not (= main_~list~0.base main_~list2~0.base)) (not (= (select |#valid| main_~list2~0.base) 0)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 12346#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select |old(#length)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= |#valid| |old(#valid)|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 12347#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.offset|) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (= (select |old(#length)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 12348#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (or (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= (select |old(#length)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 12349#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (or (= (select |old(#length)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 12350#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (or (= 0 __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (or (= (select |old(#length)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)))), 12351#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (and (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) (or (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))))) (= (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))))) (= (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (= (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (or (= (select |old(#length)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)))), 12352#(or (and (or (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (and (= (store (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (and (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (or (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (= (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)))))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))), 12353#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 12354#(and (not (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 0)) (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))), 12355#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (not (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 12356#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 12357#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 12358#(and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.base|) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.offset|) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))), 12359#|__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|] [2018-04-10 14:45:22,886 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 17 proven. 65 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-10 14:45:22,886 INFO L442 AbstractCegarLoop]: Interpolant automaton has 49 states [2018-04-10 14:45:22,886 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2018-04-10 14:45:22,886 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=2185, Unknown=0, NotChecked=0, Total=2352 [2018-04-10 14:45:22,886 INFO L87 Difference]: Start difference. First operand 221 states and 241 transitions. Second operand 49 states. [2018-04-10 14:45:23,460 WARN L148 SmtUtils]: Spent 275ms on a formula simplification that was a NOOP. DAG size: 111 [2018-04-10 14:45:24,124 WARN L148 SmtUtils]: Spent 309ms on a formula simplification that was a NOOP. DAG size: 116 [2018-04-10 14:45:25,552 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 99 DAG size of output 67 [2018-04-10 14:45:25,753 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 97 DAG size of output 65 [2018-04-10 14:45:25,948 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 104 DAG size of output 70 [2018-04-10 14:45:26,188 WARN L151 SmtUtils]: Spent 140ms on a formula simplification. DAG size of input: 112 DAG size of output 75 [2018-04-10 14:45:26,389 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 96 DAG size of output 65 [2018-04-10 14:45:26,838 WARN L151 SmtUtils]: Spent 251ms on a formula simplification. DAG size of input: 106 DAG size of output 95 [2018-04-10 14:45:27,503 WARN L151 SmtUtils]: Spent 416ms on a formula simplification. DAG size of input: 131 DAG size of output 108 [2018-04-10 14:45:28,014 WARN L151 SmtUtils]: Spent 243ms on a formula simplification. DAG size of input: 105 DAG size of output 101 [2018-04-10 14:45:28,780 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 102 DAG size of output 62 [2018-04-10 14:45:29,049 WARN L151 SmtUtils]: Spent 140ms on a formula simplification. DAG size of input: 105 DAG size of output 63 [2018-04-10 14:45:29,411 WARN L151 SmtUtils]: Spent 193ms on a formula simplification. DAG size of input: 116 DAG size of output 63 [2018-04-10 14:45:29,597 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 106 DAG size of output 72 [2018-04-10 14:45:29,955 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 87 DAG size of output 56 [2018-04-10 14:45:30,175 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 123 DAG size of output 70 [2018-04-10 14:45:30,548 WARN L151 SmtUtils]: Spent 140ms on a formula simplification. DAG size of input: 131 DAG size of output 74 [2018-04-10 14:45:30,731 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 112 DAG size of output 66 [2018-04-10 14:45:31,056 WARN L151 SmtUtils]: Spent 147ms on a formula simplification. DAG size of input: 102 DAG size of output 82 [2018-04-10 14:45:31,545 WARN L151 SmtUtils]: Spent 319ms on a formula simplification. DAG size of input: 114 DAG size of output 107 [2018-04-10 14:45:32,987 WARN L151 SmtUtils]: Spent 1068ms on a formula simplification. DAG size of input: 149 DAG size of output 146 [2018-04-10 14:45:33,361 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 90 DAG size of output 61 [2018-04-10 14:45:35,202 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 107 DAG size of output 62 [2018-04-10 14:45:35,790 WARN L151 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 120 DAG size of output 80 [2018-04-10 14:45:36,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:45:36,541 INFO L93 Difference]: Finished difference Result 262 states and 290 transitions. [2018-04-10 14:45:36,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-04-10 14:45:36,543 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 96 [2018-04-10 14:45:36,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:45:36,544 INFO L225 Difference]: With dead ends: 262 [2018-04-10 14:45:36,544 INFO L226 Difference]: Without dead ends: 262 [2018-04-10 14:45:36,546 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 10 SyntacticMatches, 4 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1894 ImplicationChecksByTransitivity, 18.1s TimeCoverageRelationStatistics Valid=899, Invalid=7111, Unknown=0, NotChecked=0, Total=8010 [2018-04-10 14:45:36,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2018-04-10 14:45:36,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 236. [2018-04-10 14:45:36,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2018-04-10 14:45:36,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 259 transitions. [2018-04-10 14:45:36,551 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 259 transitions. Word has length 96 [2018-04-10 14:45:36,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:45:36,551 INFO L459 AbstractCegarLoop]: Abstraction has 236 states and 259 transitions. [2018-04-10 14:45:36,551 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states. [2018-04-10 14:45:36,551 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 259 transitions. [2018-04-10 14:45:36,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-04-10 14:45:36,552 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:45:36,552 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:45:36,552 INFO L408 AbstractCegarLoop]: === Iteration 30 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:45:36,552 INFO L82 PathProgramCache]: Analyzing trace with hash -1180839168, now seen corresponding path program 3 times [2018-04-10 14:45:36,552 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:45:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:45:36,561 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:45:36,587 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-04-10 14:45:36,587 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:45:36,587 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-04-10 14:45:36,587 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:45:36,587 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-04-10 14:45:36,587 INFO L182 omatonBuilderFactory]: Interpolants [12944#(<= main_~c~0 2), 12945#(<= main_~c~0 3), 12940#true, 12941#false, 12942#(= main_~c~0 0), 12943#(<= main_~c~0 1)] [2018-04-10 14:45:36,587 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-04-10 14:45:36,588 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 14:45:36,588 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 14:45:36,588 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-04-10 14:45:36,588 INFO L87 Difference]: Start difference. First operand 236 states and 259 transitions. Second operand 6 states. [2018-04-10 14:45:36,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:45:36,611 INFO L93 Difference]: Finished difference Result 274 states and 291 transitions. [2018-04-10 14:45:36,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 14:45:36,611 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2018-04-10 14:45:36,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:45:36,612 INFO L225 Difference]: With dead ends: 274 [2018-04-10 14:45:36,612 INFO L226 Difference]: Without dead ends: 274 [2018-04-10 14:45:36,612 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-04-10 14:45:36,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-04-10 14:45:36,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 249. [2018-04-10 14:45:36,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-04-10 14:45:36,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 277 transitions. [2018-04-10 14:45:36,615 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 277 transitions. Word has length 98 [2018-04-10 14:45:36,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:45:36,615 INFO L459 AbstractCegarLoop]: Abstraction has 249 states and 277 transitions. [2018-04-10 14:45:36,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 14:45:36,615 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 277 transitions. [2018-04-10 14:45:36,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-04-10 14:45:36,616 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:45:36,616 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:45:36,616 INFO L408 AbstractCegarLoop]: === Iteration 31 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:45:36,616 INFO L82 PathProgramCache]: Analyzing trace with hash -2004214856, now seen corresponding path program 4 times [2018-04-10 14:45:36,616 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:45:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:45:36,668 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:45:38,004 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 61 DAG size of output 58 [2018-04-10 14:45:38,826 WARN L151 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 71 DAG size of output 62 [2018-04-10 14:45:39,438 WARN L151 SmtUtils]: Spent 454ms on a formula simplification. DAG size of input: 95 DAG size of output 93 [2018-04-10 14:45:40,282 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 65 DAG size of output 58 [2018-04-10 14:45:40,633 WARN L148 SmtUtils]: Spent 175ms on a formula simplification that was a NOOP. DAG size: 86 [2018-04-10 14:45:41,070 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 20 proven. 63 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-10 14:45:41,070 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:45:41,070 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-04-10 14:45:41,070 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:45:41,071 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-10 14:45:41,071 INFO L182 omatonBuilderFactory]: Interpolants [13504#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 0)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 13505#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 13506#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 13507#(and (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem4.base| 0) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 13508#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5| (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)), 13469#true, 13470#false, 13471#(= 0 |main_#t~malloc8.offset|), 13472#(= 0 main_~list~0.offset), 13473#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 13474#(and (= 0 |main_#t~malloc9.offset|) (= 0 main_~list~0.offset) (= (select |#valid| |main_#t~malloc9.base|) 1) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 13475#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset) (= (select |#valid| main_~list~0.base) 1)), 13476#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 13477#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 13478#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= |#valid| |old(#valid)|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 13479#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)))), 13480#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13481#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13482#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13483#(and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1))) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13484#(and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (and (or (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13485#(and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (or (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13486#(and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (or (and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13487#(and (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 13488#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= |#valid| |old(#valid)|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 13489#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)))), 13490#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13491#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13492#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13493#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (and (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13494#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (and (= (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13495#(and (or (and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13496#(and (= main_~list~0.offset 0) (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 13497#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13498#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13499#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|) (and (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13500#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (and (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (= (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13501#(and (or (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (and (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 13502#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4))) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ 0 4)))), 13503#(and (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ 0 4))) (not (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 0)) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))] [2018-04-10 14:45:41,071 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 20 proven. 63 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-10 14:45:41,072 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-10 14:45:41,072 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-10 14:45:41,072 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1421, Unknown=0, NotChecked=0, Total=1560 [2018-04-10 14:45:41,072 INFO L87 Difference]: Start difference. First operand 249 states and 277 transitions. Second operand 40 states. [2018-04-10 14:45:41,476 WARN L148 SmtUtils]: Spent 179ms on a formula simplification that was a NOOP. DAG size: 88 [2018-04-10 14:45:41,924 WARN L148 SmtUtils]: Spent 196ms on a formula simplification that was a NOOP. DAG size: 90 [2018-04-10 14:45:44,563 WARN L151 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 71 DAG size of output 64 [2018-04-10 14:45:46,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:45:46,492 INFO L93 Difference]: Finished difference Result 278 states and 307 transitions. [2018-04-10 14:45:46,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-10 14:45:46,492 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 98 [2018-04-10 14:45:46,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:45:46,493 INFO L225 Difference]: With dead ends: 278 [2018-04-10 14:45:46,493 INFO L226 Difference]: Without dead ends: 278 [2018-04-10 14:45:46,494 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 9 SyntacticMatches, 8 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1052 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=479, Invalid=3943, Unknown=0, NotChecked=0, Total=4422 [2018-04-10 14:45:46,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-04-10 14:45:46,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 251. [2018-04-10 14:45:46,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-04-10 14:45:46,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 278 transitions. [2018-04-10 14:45:46,497 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 278 transitions. Word has length 98 [2018-04-10 14:45:46,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:45:46,497 INFO L459 AbstractCegarLoop]: Abstraction has 251 states and 278 transitions. [2018-04-10 14:45:46,497 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-10 14:45:46,497 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 278 transitions. [2018-04-10 14:45:46,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-04-10 14:45:46,498 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:45:46,498 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:45:46,498 INFO L408 AbstractCegarLoop]: === Iteration 32 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:45:46,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1485964275, now seen corresponding path program 4 times [2018-04-10 14:45:46,499 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:45:46,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:45:46,510 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:45:46,546 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-04-10 14:45:46,547 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:45:46,547 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-04-10 14:45:46,547 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:45:46,547 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-04-10 14:45:46,547 INFO L182 omatonBuilderFactory]: Interpolants [14096#(<= main_~c~0 2), 14097#(<= main_~c~0 3), 14098#(<= main_~c~0 4), 14092#true, 14093#false, 14094#(= main_~c~0 0), 14095#(<= main_~c~0 1)] [2018-04-10 14:45:46,547 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-04-10 14:45:46,547 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-10 14:45:46,548 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-10 14:45:46,548 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-04-10 14:45:46,548 INFO L87 Difference]: Start difference. First operand 251 states and 278 transitions. Second operand 7 states. [2018-04-10 14:45:46,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:45:46,569 INFO L93 Difference]: Finished difference Result 282 states and 299 transitions. [2018-04-10 14:45:46,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 14:45:46,569 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 118 [2018-04-10 14:45:46,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:45:46,571 INFO L225 Difference]: With dead ends: 282 [2018-04-10 14:45:46,571 INFO L226 Difference]: Without dead ends: 282 [2018-04-10 14:45:46,571 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-04-10 14:45:46,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2018-04-10 14:45:46,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 264. [2018-04-10 14:45:46,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-04-10 14:45:46,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 296 transitions. [2018-04-10 14:45:46,574 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 296 transitions. Word has length 118 [2018-04-10 14:45:46,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:45:46,574 INFO L459 AbstractCegarLoop]: Abstraction has 264 states and 296 transitions. [2018-04-10 14:45:46,574 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-10 14:45:46,574 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 296 transitions. [2018-04-10 14:45:46,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-04-10 14:45:46,575 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:45:46,575 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:45:46,575 INFO L408 AbstractCegarLoop]: === Iteration 33 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:45:46,575 INFO L82 PathProgramCache]: Analyzing trace with hash 593917356, now seen corresponding path program 5 times [2018-04-10 14:45:46,576 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:45:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:45:46,739 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:45:48,064 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 55 DAG size of output 53 [2018-04-10 14:45:48,243 WARN L151 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 59 DAG size of output 57 [2018-04-10 14:45:48,464 WARN L151 SmtUtils]: Spent 165ms on a formula simplification. DAG size of input: 70 DAG size of output 70 [2018-04-10 14:45:49,170 WARN L151 SmtUtils]: Spent 157ms on a formula simplification. DAG size of input: 64 DAG size of output 62 [2018-04-10 14:45:49,824 WARN L151 SmtUtils]: Spent 470ms on a formula simplification. DAG size of input: 95 DAG size of output 93 [2018-04-10 14:45:50,889 WARN L151 SmtUtils]: Spent 164ms on a formula simplification. DAG size of input: 70 DAG size of output 64 [2018-04-10 14:45:51,536 WARN L151 SmtUtils]: Spent 382ms on a formula simplification. DAG size of input: 94 DAG size of output 94 [2018-04-10 14:45:52,558 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 58 DAG size of output 54 [2018-04-10 14:45:53,093 WARN L148 SmtUtils]: Spent 169ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-10 14:45:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-04-10 14:45:53,763 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:45:53,763 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2018-04-10 14:45:53,763 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:45:53,764 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 4 proven. 45 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-10 14:45:53,764 INFO L182 omatonBuilderFactory]: Interpolants [14656#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14657#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (and (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14658#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14659#(and (or (and (or (and (or (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (or (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1)) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14660#(and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (or (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14661#(and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (and (or (and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14662#(and (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base main_~list2~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 14663#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14664#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14665#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14666#(and (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 14667#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14668#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|) (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14669#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (or (= (select (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14670#(or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (and (or (and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))), 14671#(and (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (not (= main_~list~0.base main_~list2~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 14672#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= |#valid| |old(#valid)|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14673#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))), 14674#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14675#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14676#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14677#(and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|) (and (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))), 14678#(and (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (and (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (and (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (= (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))), 14679#(or (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (and (or (and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)))) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 14680#(and (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (not (= main_~list~0.base main_~list2~0.base)) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 14681#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14682#(and (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))), 14683#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14684#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (or (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (= (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#valid)| |#valid|))) (or (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))) (= (store (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= 0 (select |old(#valid)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14685#(or (and (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (or (= (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 14686#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 14687#(and (not (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 0)) (= 0 (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))), 14688#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (not (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 14689#(and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 14690#(and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 14691#(and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.base|) (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.offset|)), 14692#|__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|, 14645#true, 14646#false, 14647#(= 0 |main_#t~malloc8.offset|), 14648#(= 0 main_~list~0.offset), 14649#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 14650#(and (= 0 main_~list~0.offset) (= (select |#valid| |main_#t~malloc9.base|) 1) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 14651#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 14652#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 14653#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 14654#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= |#valid| |old(#valid)|) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0))), 14655#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= |#valid| (store |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))))] [2018-04-10 14:45:53,765 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-04-10 14:45:53,765 INFO L442 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-04-10 14:45:53,765 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-04-10 14:45:53,766 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=185, Invalid=2071, Unknown=0, NotChecked=0, Total=2256 [2018-04-10 14:45:53,766 INFO L87 Difference]: Start difference. First operand 264 states and 296 transitions. Second operand 48 states. [2018-04-10 14:45:54,329 WARN L148 SmtUtils]: Spent 171ms on a formula simplification that was a NOOP. DAG size: 87 [2018-04-10 14:45:54,882 WARN L148 SmtUtils]: Spent 197ms on a formula simplification that was a NOOP. DAG size: 89 [2018-04-10 14:45:57,909 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 80 DAG size of output 55 [2018-04-10 14:45:58,185 WARN L151 SmtUtils]: Spent 150ms on a formula simplification. DAG size of input: 91 DAG size of output 65 [2018-04-10 14:45:59,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:45:59,770 INFO L93 Difference]: Finished difference Result 328 states and 370 transitions. [2018-04-10 14:45:59,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-10 14:45:59,771 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 118 [2018-04-10 14:45:59,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:45:59,772 INFO L225 Difference]: With dead ends: 328 [2018-04-10 14:45:59,772 INFO L226 Difference]: Without dead ends: 328 [2018-04-10 14:45:59,773 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 13 SyntacticMatches, 8 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1372 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=500, Invalid=4470, Unknown=0, NotChecked=0, Total=4970 [2018-04-10 14:45:59,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2018-04-10 14:45:59,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 210. [2018-04-10 14:45:59,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2018-04-10 14:45:59,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 235 transitions. [2018-04-10 14:45:59,777 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 235 transitions. Word has length 118 [2018-04-10 14:45:59,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:45:59,777 INFO L459 AbstractCegarLoop]: Abstraction has 210 states and 235 transitions. [2018-04-10 14:45:59,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-04-10 14:45:59,778 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 235 transitions. [2018-04-10 14:45:59,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-04-10 14:45:59,778 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:45:59,779 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:45:59,779 INFO L408 AbstractCegarLoop]: === Iteration 34 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:45:59,779 INFO L82 PathProgramCache]: Analyzing trace with hash -1336664934, now seen corresponding path program 5 times [2018-04-10 14:45:59,779 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:45:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:45:59,799 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:45:59,869 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-04-10 14:45:59,869 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:45:59,869 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-04-10 14:45:59,870 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:45:59,870 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-04-10 14:45:59,870 INFO L182 omatonBuilderFactory]: Interpolants [15280#(<= main_~c~0 1), 15281#(<= main_~c~0 2), 15282#(<= main_~c~0 3), 15283#(<= main_~c~0 4), 15284#(<= main_~c~0 5), 15277#true, 15278#false, 15279#(= main_~c~0 0)] [2018-04-10 14:45:59,870 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-04-10 14:45:59,870 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-10 14:45:59,871 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-10 14:45:59,871 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2018-04-10 14:45:59,871 INFO L87 Difference]: Start difference. First operand 210 states and 235 transitions. Second operand 8 states. [2018-04-10 14:45:59,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:45:59,917 INFO L93 Difference]: Finished difference Result 230 states and 240 transitions. [2018-04-10 14:45:59,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 14:45:59,917 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 138 [2018-04-10 14:45:59,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:45:59,919 INFO L225 Difference]: With dead ends: 230 [2018-04-10 14:45:59,919 INFO L226 Difference]: Without dead ends: 230 [2018-04-10 14:45:59,919 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2018-04-10 14:45:59,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2018-04-10 14:45:59,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 214. [2018-04-10 14:45:59,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2018-04-10 14:45:59,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 240 transitions. [2018-04-10 14:45:59,922 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 240 transitions. Word has length 138 [2018-04-10 14:45:59,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:45:59,923 INFO L459 AbstractCegarLoop]: Abstraction has 214 states and 240 transitions. [2018-04-10 14:45:59,923 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-10 14:45:59,923 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 240 transitions. [2018-04-10 14:45:59,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-04-10 14:45:59,924 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:45:59,924 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:45:59,924 INFO L408 AbstractCegarLoop]: === Iteration 35 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:45:59,924 INFO L82 PathProgramCache]: Analyzing trace with hash 1495889063, now seen corresponding path program 6 times [2018-04-10 14:45:59,925 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:45:59,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:45:59,951 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:46:00,306 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 102 proven. 185 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-04-10 14:46:00,306 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:46:00,306 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-10 14:46:00,306 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:46:00,306 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-04-10 14:46:00,306 INFO L182 omatonBuilderFactory]: Interpolants [15744#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 15745#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.base| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 15746#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|) (and (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))) (= (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))), 15747#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 15748#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= 0 (select (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 15749#(= 0 (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 15729#true, 15730#false, 15731#(= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|), 15732#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))), 15733#(= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1), 15734#(= (select |#valid| main_~list2~0.base) 1), 15735#(= |#valid| |old(#valid)|), 15736#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#valid| |old(#valid)|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 15737#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))), 15738#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base 0)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 15739#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (not (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) 0)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 15740#(or (and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) 0))) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 15741#(or (not (= (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 15742#(not (= (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset) 0)), 15743#(= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)] [2018-04-10 14:46:00,307 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 102 proven. 185 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-04-10 14:46:00,307 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-10 14:46:00,307 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-10 14:46:00,307 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=362, Unknown=0, NotChecked=0, Total=420 [2018-04-10 14:46:00,307 INFO L87 Difference]: Start difference. First operand 214 states and 240 transitions. Second operand 21 states. [2018-04-10 14:46:01,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:46:01,752 INFO L93 Difference]: Finished difference Result 395 states and 444 transitions. [2018-04-10 14:46:01,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-10 14:46:01,752 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 158 [2018-04-10 14:46:01,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:46:01,753 INFO L225 Difference]: With dead ends: 395 [2018-04-10 14:46:01,754 INFO L226 Difference]: Without dead ends: 381 [2018-04-10 14:46:01,754 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 412 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=415, Invalid=1747, Unknown=0, NotChecked=0, Total=2162 [2018-04-10 14:46:01,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-04-10 14:46:01,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 253. [2018-04-10 14:46:01,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2018-04-10 14:46:01,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 287 transitions. [2018-04-10 14:46:01,762 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 287 transitions. Word has length 158 [2018-04-10 14:46:01,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:46:01,763 INFO L459 AbstractCegarLoop]: Abstraction has 253 states and 287 transitions. [2018-04-10 14:46:01,763 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-10 14:46:01,763 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 287 transitions. [2018-04-10 14:46:01,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-04-10 14:46:01,764 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:46:01,764 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:46:01,764 INFO L408 AbstractCegarLoop]: === Iteration 36 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:46:01,765 INFO L82 PathProgramCache]: Analyzing trace with hash -334297513, now seen corresponding path program 1 times [2018-04-10 14:46:01,766 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:46:01,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:46:01,832 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:46:02,601 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 215 proven. 34 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-04-10 14:46:02,602 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:46:02,602 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-10 14:46:02,602 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:46:02,602 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 92 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-04-10 14:46:02,602 INFO L182 omatonBuilderFactory]: Interpolants [16461#true, 16462#false, 16463#(= (select |#valid| main_~list~0.base) 1), 16464#(= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|), 16465#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base))), 16466#(= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1), 16467#(not (= (select |#valid| main_~list2~0.base) 0)), 16468#(= |#valid| |old(#valid)|), 16469#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |#valid| |old(#valid)|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)), 16470#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|))), 16471#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base 0)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 16472#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.base| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base 0)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.offset| (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 16473#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base 0)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|)), 16474#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)))) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base 0)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 16475#(and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.base|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base 0)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset (+ |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem7.offset| 5)))) (or (not (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 16476#(and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) 0)) (not (= (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 4) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)))), 16477#(or (not (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|))) (not (= (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) 0)) (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|))), 16478#(or (not (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset)))), 16479#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 16480#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 16481#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.offset|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 16482#(or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))) (not |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|)), 16483#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 16484#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select (select |old(#memory_$Pointer$.offset)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= 0 (select (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 16485#(and (= 0 (select (select |old(#memory_$Pointer$.offset)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)) (= 0 (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)))] [2018-04-10 14:46:02,602 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 215 proven. 34 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-04-10 14:46:02,602 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-10 14:46:02,603 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-10 14:46:02,603 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=526, Unknown=0, NotChecked=0, Total=600 [2018-04-10 14:46:02,603 INFO L87 Difference]: Start difference. First operand 253 states and 287 transitions. Second operand 25 states. [2018-04-10 14:46:04,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:46:04,189 INFO L93 Difference]: Finished difference Result 453 states and 507 transitions. [2018-04-10 14:46:04,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-10 14:46:04,190 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 166 [2018-04-10 14:46:04,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:46:04,191 INFO L225 Difference]: With dead ends: 453 [2018-04-10 14:46:04,191 INFO L226 Difference]: Without dead ends: 439 [2018-04-10 14:46:04,192 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 645 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=515, Invalid=2565, Unknown=0, NotChecked=0, Total=3080 [2018-04-10 14:46:04,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2018-04-10 14:46:04,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 289. [2018-04-10 14:46:04,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2018-04-10 14:46:04,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 332 transitions. [2018-04-10 14:46:04,198 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 332 transitions. Word has length 166 [2018-04-10 14:46:04,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:46:04,198 INFO L459 AbstractCegarLoop]: Abstraction has 289 states and 332 transitions. [2018-04-10 14:46:04,198 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-10 14:46:04,198 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 332 transitions. [2018-04-10 14:46:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-04-10 14:46:04,199 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:46:04,199 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:46:04,199 INFO L408 AbstractCegarLoop]: === Iteration 37 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:46:04,199 INFO L82 PathProgramCache]: Analyzing trace with hash 587882839, now seen corresponding path program 2 times [2018-04-10 14:46:04,200 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:46:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:46:04,228 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:46:04,758 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 42 proven. 190 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-04-10 14:46:04,758 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:46:04,758 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-10 14:46:04,759 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:46:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 30 proven. 44 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-04-10 14:46:04,759 INFO L182 omatonBuilderFactory]: Interpolants [17292#true, 17293#false, 17294#(= 0 |main_#t~malloc8.offset|), 17295#(= 0 main_~list~0.offset), 17296#(and (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)), 17297#(and (= 1 (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)), 17298#(and (= (select |#valid| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) 1) (or (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) (or (<= (+ __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 8) (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))), 17299#(and (= (select |#valid| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) 1) (or (<= 8 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)))), 17300#(and (= main_~list~0.offset 0) (<= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 17301#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 17302#(and (= 0 (select |old(#valid)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= (store |old(#length)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) |#length|)), 17303#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))), 17304#(and (= main_~list~0.offset 0) (<= 8 (select |#length| main_~list~0.base))), 17305#(= |old(#length)| |#length|), 17306#(and (= (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|) 9) (= (store |old(#length)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) |#length|)), 17307#(and (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (and (= (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) 9) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|))), 17308#(and (or (= (select |#length| (@diff |old(#length)| |#length|)) 9) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))), 17309#(and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.offset|) (= 9 (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) (= (store |old(#length)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| (select |#length| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base|)) |#length|)), 17310#(and (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset 0) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= 9 (select |#length| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))), 17311#(and (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (<= 9 (select |#length| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)))] [2018-04-10 14:46:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 42 proven. 190 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-04-10 14:46:04,759 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-10 14:46:04,759 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-10 14:46:04,760 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=315, Unknown=0, NotChecked=0, Total=380 [2018-04-10 14:46:04,760 INFO L87 Difference]: Start difference. First operand 289 states and 332 transitions. Second operand 20 states. [2018-04-10 14:46:05,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:46:05,225 INFO L93 Difference]: Finished difference Result 313 states and 356 transitions. [2018-04-10 14:46:05,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-10 14:46:05,225 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 166 [2018-04-10 14:46:05,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:46:05,226 INFO L225 Difference]: With dead ends: 313 [2018-04-10 14:46:05,226 INFO L226 Difference]: Without dead ends: 313 [2018-04-10 14:46:05,227 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 13 SyntacticMatches, 6 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=860, Unknown=0, NotChecked=0, Total=1056 [2018-04-10 14:46:05,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2018-04-10 14:46:05,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 288. [2018-04-10 14:46:05,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 288 states. [2018-04-10 14:46:05,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 331 transitions. [2018-04-10 14:46:05,230 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 331 transitions. Word has length 166 [2018-04-10 14:46:05,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:46:05,230 INFO L459 AbstractCegarLoop]: Abstraction has 288 states and 331 transitions. [2018-04-10 14:46:05,230 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-10 14:46:05,230 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 331 transitions. [2018-04-10 14:46:05,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-04-10 14:46:05,231 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:46:05,231 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:46:05,231 INFO L408 AbstractCegarLoop]: === Iteration 38 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:46:05,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1980273129, now seen corresponding path program 1 times [2018-04-10 14:46:05,232 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:46:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:46:05,266 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:46:05,718 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 66 proven. 93 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-04-10 14:46:05,718 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:46:05,718 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-10 14:46:05,718 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 14:46:05,718 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-04-10 14:46:05,719 INFO L182 omatonBuilderFactory]: Interpolants [17952#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~mem3.base| (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 17953#(or (not |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~short5|) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))), 17954#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= 0 (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 17955#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= 0 (select (select |old(#memory_$Pointer$.base)| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset))), 17956#(= 0 (select (select |old(#memory_$Pointer$.base)| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|)), 17939#true, 17940#false, 17941#(and (= 0 |main_#t~malloc9.offset|) (not (= |main_#t~malloc9.base| 0))), 17942#(and (not (= main_~list2~0.base 0)) (= 0 main_~list2~0.offset)), 17943#(and (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)))), 17944#(and (= 0 |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.offset|) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#t~malloc2.base| 0))))), 17945#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset 0) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base 0))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)) (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base)))))), 17946#(and (or (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset 0)) (and (or (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) 0)))) (or (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base) __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base))))) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset 0) (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset)), 17947#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.offset 0) (or (and (not (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) 0))) (and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= (select (select |#memory_$Pointer$.base| __U_MULTI_flength_test___false_valid_memtrack_i__append_~node~0.base) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|)) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0)))), 17948#(or (= (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (not (= (select (select |#memory_$Pointer$.base| |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) 0)) (not (= |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset| 0))), 17949#(not (= (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset) 0)), 17950#(= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|), 17951#(and (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.base |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.base|) (= __U_MULTI_flength_test___false_valid_memtrack_i__append_~head.offset |__U_MULTI_flength_test___false_valid_memtrack_i__append_#in~head.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))] [2018-04-10 14:46:05,719 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 66 proven. 93 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-04-10 14:46:05,719 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-10 14:46:05,719 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-10 14:46:05,719 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2018-04-10 14:46:05,719 INFO L87 Difference]: Start difference. First operand 288 states and 331 transitions. Second operand 18 states. [2018-04-10 14:46:06,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:46:06,569 INFO L93 Difference]: Finished difference Result 232 states and 256 transitions. [2018-04-10 14:46:06,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-10 14:46:06,569 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 168 [2018-04-10 14:46:06,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:46:06,570 INFO L225 Difference]: With dead ends: 232 [2018-04-10 14:46:06,570 INFO L226 Difference]: Without dead ends: 213 [2018-04-10 14:46:06,570 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=294, Invalid=1112, Unknown=0, NotChecked=0, Total=1406 [2018-04-10 14:46:06,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2018-04-10 14:46:06,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 206. [2018-04-10 14:46:06,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2018-04-10 14:46:06,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 230 transitions. [2018-04-10 14:46:06,572 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 230 transitions. Word has length 168 [2018-04-10 14:46:06,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:46:06,572 INFO L459 AbstractCegarLoop]: Abstraction has 206 states and 230 transitions. [2018-04-10 14:46:06,572 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-10 14:46:06,572 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 230 transitions. [2018-04-10 14:46:06,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-04-10 14:46:06,573 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:46:06,573 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:46:06,573 INFO L408 AbstractCegarLoop]: === Iteration 39 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr18RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr23RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr21RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr13RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr24RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr10RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr20RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr11RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr14RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr22RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr12RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr17RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr25RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr8RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr19RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr15RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr9RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_flength_test___false_valid_memtrack_i__appendErr16RequiresViolation]=== [2018-04-10 14:46:06,573 INFO L82 PathProgramCache]: Analyzing trace with hash -745258525, now seen corresponding path program 2 times [2018-04-10 14:46:06,573 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 14:46:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:46:06,970 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.