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 --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/list-ext-properties/test-0019_1_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 13:43:58,415 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 13:43:58,416 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 13:43:58,429 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 13:43:58,429 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 13:43:58,430 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 13:43:58,430 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 13:43:58,432 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 13:43:58,433 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 13:43:58,434 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 13:43:58,435 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 13:43:58,435 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 13:43:58,436 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 13:43:58,436 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 13:43:58,437 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 13:43:58,439 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 13:43:58,440 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 13:43:58,441 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 13:43:58,442 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 13:43:58,443 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 13:43:58,445 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 13:43:58,445 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 13:43:58,446 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 13:43:58,446 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 13:43:58,447 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 13:43:58,448 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 13:43:58,448 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 13:43:58,449 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 13:43:58,449 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 13:43:58,449 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 13:43:58,449 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 13:43:58,450 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 [2018-04-11 13:43:58,470 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 13:43:58,470 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 13:43:58,471 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 13:43:58,471 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 13:43:58,471 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 13:43:58,471 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 13:43:58,472 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 13:43:58,472 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 13:43:58,472 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 13:43:58,472 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 13:43:58,472 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 13:43:58,472 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 13:43:58,472 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 13:43:58,472 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 13:43:58,472 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 13:43:58,472 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 13:43:58,472 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 13:43:58,473 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 13:43:58,473 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 13:43:58,473 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 13:43:58,473 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 13:43:58,473 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 13:43:58,499 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 13:43:58,507 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 13:43:58,510 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 13:43:58,511 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 13:43:58,511 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 13:43:58,511 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext-properties/test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,801 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGe215ba952 [2018-04-11 13:43:58,940 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 13:43:58,940 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 13:43:58,941 INFO L168 CDTParser]: Scanning test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,947 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 13:43:58,948 INFO L215 ultiparseSymbolTable]: [2018-04-11 13:43:58,948 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 13:43:58,948 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data ('free_data') in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,948 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data ('alloc_data') in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,948 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,948 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 13:43:58,948 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____gid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____ino64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____off_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____fsid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____quad_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____uint16_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__clock_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____ino_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____pid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____WAIT_STATUS in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__int64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____loff_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__daddr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,949 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____blkcnt_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_cond_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____int16_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____u_long in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____daddr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_int16_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____clockid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__quad_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_char in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__blkcnt_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____pthread_list_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_barrierattr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__ushort in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_quad_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____useconds_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__loff_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,950 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__wchar_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,951 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____uint8_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,951 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_barrier_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,951 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____key_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,951 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____u_quad_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,951 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____int64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,951 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____blksize_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,951 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__blksize_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,951 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____qaddr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,951 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__lldiv_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,951 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_attr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,951 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__uid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,952 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__int16_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,952 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____dev_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,952 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____rlim64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,952 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_once_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,952 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____uint32_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,952 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_condattr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,952 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__div_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,952 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____clock_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,952 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____int8_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,952 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__ulong in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,952 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_spinlock_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,953 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__mode_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,953 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__fsid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,953 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_short in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,953 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__caddr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,953 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____sigset_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,953 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__gid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,953 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__suseconds_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,953 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____u_short in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,953 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____caddr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,953 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__fd_set in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,953 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,953 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_long in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,954 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____mode_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,954 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__int8_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,954 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____time_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,954 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____socklen_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,954 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__int32_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,954 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____ssize_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,954 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_mutexattr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,954 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____fsfilcnt_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,954 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__off_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,954 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____timer_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,954 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__size_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,955 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____intptr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,955 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__register_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,955 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____rlim_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,955 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____suseconds_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,955 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__time_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,955 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_int in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,955 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__TData in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,955 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____fsfilcnt64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,955 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____fsblkcnt64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,955 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_int64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_mutex_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__ino_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____swblk_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__ldiv_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__nlink_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_key_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____u_char in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____off64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____fd_mask in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____fsblkcnt_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,956 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____sig_atomic_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__id_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_int8_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____u_int in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_rwlock_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__fsblkcnt_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__dev_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____int32_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____id_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__clockid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__sigset_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,957 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____nlink_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_int32_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__timer_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__key_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____uint64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_rwlockattr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____blkcnt64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__fd_mask in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__ssize_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__uint in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____uid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,958 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__fsfilcnt_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:58,972 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGe215ba952 [2018-04-11 13:43:58,975 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 13:43:58,976 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 13:43:58,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 13:43:58,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 13:43:58,980 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 13:43:58,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 01:43:58" (1/1) ... [2018-04-11 13:43:58,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f85b73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:43:58, skipping insertion in model container [2018-04-11 13:43:58,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 01:43:58" (1/1) ... [2018-04-11 13:43:58,992 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 13:43:59,014 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 13:43:59,132 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 13:43:59,163 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 13:43:59,169 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 114 non ball SCCs. Number of states in SCCs 114. [2018-04-11 13:43:59,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:43:59 WrapperNode [2018-04-11 13:43:59,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 13:43:59,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 13:43:59,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 13:43:59,208 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 13:43:59,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:43:59" (1/1) ... [2018-04-11 13:43:59,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:43:59" (1/1) ... [2018-04-11 13:43:59,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:43:59" (1/1) ... [2018-04-11 13:43:59,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:43:59" (1/1) ... [2018-04-11 13:43:59,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:43:59" (1/1) ... [2018-04-11 13:43:59,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:43:59" (1/1) ... [2018-04-11 13:43:59,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:43:59" (1/1) ... [2018-04-11 13:43:59,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 13:43:59,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 13:43:59,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 13:43:59,247 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 13:43:59,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:43:59" (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 [2018-04-11 13:43:59,342 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 13:43:59,342 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 13:43:59,342 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data [2018-04-11 13:43:59,342 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data [2018-04-11 13:43:59,342 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 13:43:59,343 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 13:43:59,343 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 13:43:59,343 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 13:43:59,343 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 13:43:59,343 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 13:43:59,343 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 13:43:59,343 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 13:43:59,343 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 13:43:59,343 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 13:43:59,343 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 13:43:59,343 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 13:43:59,344 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 13:43:59,344 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 13:43:59,344 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 13:43:59,344 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 13:43:59,344 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 13:43:59,344 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 13:43:59,344 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 13:43:59,344 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 13:43:59,344 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 13:43:59,345 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 13:43:59,345 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 13:43:59,345 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 13:43:59,345 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 13:43:59,345 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 13:43:59,345 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 13:43:59,345 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 13:43:59,345 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 13:43:59,345 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 13:43:59,345 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 13:43:59,345 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 13:43:59,346 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 13:43:59,346 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 13:43:59,346 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 13:43:59,346 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 13:43:59,346 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 13:43:59,346 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 13:43:59,346 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 13:43:59,346 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 13:43:59,346 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 13:43:59,347 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 13:43:59,347 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 13:43:59,347 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 13:43:59,347 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 13:43:59,347 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 13:43:59,347 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 13:43:59,347 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 13:43:59,347 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 13:43:59,348 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 13:43:59,348 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 13:43:59,348 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 13:43:59,348 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 13:43:59,348 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 13:43:59,348 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 13:43:59,348 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 13:43:59,348 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 13:43:59,348 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 13:43:59,348 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 13:43:59,349 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 13:43:59,349 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 13:43:59,349 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 13:43:59,349 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 13:43:59,349 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 13:43:59,349 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 13:43:59,349 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 13:43:59,349 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-11 13:43:59,349 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 13:43:59,349 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 13:43:59,349 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 13:43:59,349 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 13:43:59,350 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 13:43:59,351 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 13:43:59,352 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 13:43:59,615 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 13:43:59,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 01:43:59 BoogieIcfgContainer [2018-04-11 13:43:59,616 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 13:43:59,617 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 13:43:59,617 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 13:43:59,619 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 13:43:59,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 01:43:58" (1/3) ... [2018-04-11 13:43:59,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d984345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 01:43:59, skipping insertion in model container [2018-04-11 13:43:59,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:43:59" (2/3) ... [2018-04-11 13:43:59,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d984345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 01:43:59, skipping insertion in model container [2018-04-11 13:43:59,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 01:43:59" (3/3) ... [2018-04-11 13:43:59,622 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 13:43:59,630 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-11 13:43:59,636 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 29 error locations. [2018-04-11 13:43:59,668 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 13:43:59,668 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 13:43:59,668 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 13:43:59,669 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-11 13:43:59,669 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-11 13:43:59,669 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 13:43:59,669 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 13:43:59,669 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 13:43:59,669 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 13:43:59,670 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 13:43:59,680 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2018-04-11 13:43:59,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-11 13:43:59,685 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:43:59,686 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:43:59,686 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:43:59,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1910064275, now seen corresponding path program 1 times [2018-04-11 13:43:59,718 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:43:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:43:59,752 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:43:59,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:43:59,825 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:43:59,825 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 13:43:59,826 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:43:59,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:43:59,826 INFO L182 omatonBuilderFactory]: Interpolants [80#(= 1 (select |#valid| |main_~#data~0.base|)), 81#(= 1 (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|)), 82#(= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base)), 78#true, 79#false] [2018-04-11 13:43:59,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:43:59,827 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 13:43:59,835 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 13:43:59,836 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 13:43:59,838 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 5 states. [2018-04-11 13:43:59,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:43:59,969 INFO L93 Difference]: Finished difference Result 71 states and 71 transitions. [2018-04-11 13:43:59,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 13:43:59,970 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2018-04-11 13:43:59,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:43:59,977 INFO L225 Difference]: With dead ends: 71 [2018-04-11 13:43:59,977 INFO L226 Difference]: Without dead ends: 68 [2018-04-11 13:43:59,978 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 13:43:59,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-04-11 13:44:00,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2018-04-11 13:44:00,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-04-11 13:44:00,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2018-04-11 13:44:00,004 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 68 transitions. Word has length 10 [2018-04-11 13:44:00,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:00,004 INFO L459 AbstractCegarLoop]: Abstraction has 68 states and 68 transitions. [2018-04-11 13:44:00,005 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 13:44:00,005 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2018-04-11 13:44:00,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-11 13:44:00,005 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:00,005 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:44:00,005 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:00,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1910064276, now seen corresponding path program 1 times [2018-04-11 13:44:00,006 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:00,020 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:00,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,101 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:00,101 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 13:44:00,101 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:00,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,102 INFO L182 omatonBuilderFactory]: Interpolants [224#true, 225#false, 226#(and (= 0 |main_~#data~0.offset|) (= (select |#valid| |main_~#data~0.base|) 1) (= 8 (select |#length| |main_~#data~0.base|))), 227#(and (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (= 8 (select |#length| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|)) (= (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) 1)), 228#(and (= (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) 1) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= 8 (select |#length| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base))), 229#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= 8 (select |#length| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base)))] [2018-04-11 13:44:00,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,103 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 13:44:00,104 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 13:44:00,104 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-11 13:44:00,104 INFO L87 Difference]: Start difference. First operand 68 states and 68 transitions. Second operand 6 states. [2018-04-11 13:44:00,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:00,218 INFO L93 Difference]: Finished difference Result 64 states and 64 transitions. [2018-04-11 13:44:00,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 13:44:00,219 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2018-04-11 13:44:00,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:00,219 INFO L225 Difference]: With dead ends: 64 [2018-04-11 13:44:00,220 INFO L226 Difference]: Without dead ends: 64 [2018-04-11 13:44:00,220 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-11 13:44:00,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2018-04-11 13:44:00,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2018-04-11 13:44:00,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2018-04-11 13:44:00,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 64 transitions. [2018-04-11 13:44:00,225 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 64 transitions. Word has length 10 [2018-04-11 13:44:00,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:00,225 INFO L459 AbstractCegarLoop]: Abstraction has 64 states and 64 transitions. [2018-04-11 13:44:00,225 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 13:44:00,225 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2018-04-11 13:44:00,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-11 13:44:00,226 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:00,226 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:44:00,226 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:00,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1549288553, now seen corresponding path program 1 times [2018-04-11 13:44:00,227 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:00,240 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:00,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,285 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:00,285 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 13:44:00,285 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:00,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,286 INFO L182 omatonBuilderFactory]: Interpolants [360#true, 361#false, 362#(= (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc0.base|) 1), 363#(= (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset)) 1), 364#(= 1 (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~mem2.base|))] [2018-04-11 13:44:00,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,286 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 13:44:00,286 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 13:44:00,286 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 13:44:00,286 INFO L87 Difference]: Start difference. First operand 64 states and 64 transitions. Second operand 5 states. [2018-04-11 13:44:00,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:00,349 INFO L93 Difference]: Finished difference Result 63 states and 63 transitions. [2018-04-11 13:44:00,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 13:44:00,350 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-11 13:44:00,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:00,350 INFO L225 Difference]: With dead ends: 63 [2018-04-11 13:44:00,350 INFO L226 Difference]: Without dead ends: 63 [2018-04-11 13:44:00,351 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-11 13:44:00,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-04-11 13:44:00,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2018-04-11 13:44:00,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-04-11 13:44:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2018-04-11 13:44:00,353 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 63 transitions. Word has length 14 [2018-04-11 13:44:00,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:00,354 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 63 transitions. [2018-04-11 13:44:00,354 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 13:44:00,354 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2018-04-11 13:44:00,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-11 13:44:00,354 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:00,354 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:44:00,354 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:00,354 INFO L82 PathProgramCache]: Analyzing trace with hash -1549288552, now seen corresponding path program 1 times [2018-04-11 13:44:00,355 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:00,370 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:00,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,438 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:00,438 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 13:44:00,439 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:00,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,439 INFO L182 omatonBuilderFactory]: Interpolants [496#false, 497#(and (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc0.offset|) (= 4 (select |#length| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc0.base|)) (= (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc0.base|) 1)), 498#(and (= 4 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset)) 1)), 499#(and (= 4 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))), 500#(and (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~mem2.offset| 0) (= 4 (select |#length| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~mem2.base|))), 495#true] [2018-04-11 13:44:00,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,439 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 13:44:00,440 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 13:44:00,440 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-11 13:44:00,440 INFO L87 Difference]: Start difference. First operand 63 states and 63 transitions. Second operand 6 states. [2018-04-11 13:44:00,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:00,547 INFO L93 Difference]: Finished difference Result 62 states and 62 transitions. [2018-04-11 13:44:00,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 13:44:00,547 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2018-04-11 13:44:00,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:00,548 INFO L225 Difference]: With dead ends: 62 [2018-04-11 13:44:00,548 INFO L226 Difference]: Without dead ends: 62 [2018-04-11 13:44:00,548 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-11 13:44:00,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-04-11 13:44:00,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2018-04-11 13:44:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-04-11 13:44:00,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 62 transitions. [2018-04-11 13:44:00,551 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 62 transitions. Word has length 14 [2018-04-11 13:44:00,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:00,551 INFO L459 AbstractCegarLoop]: Abstraction has 62 states and 62 transitions. [2018-04-11 13:44:00,551 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 13:44:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2018-04-11 13:44:00,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 13:44:00,552 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:00,552 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:44:00,552 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:00,552 INFO L82 PathProgramCache]: Analyzing trace with hash -1136724537, now seen corresponding path program 1 times [2018-04-11 13:44:00,552 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:00,561 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:00,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,583 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:00,583 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 13:44:00,583 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:00,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,583 INFO L182 omatonBuilderFactory]: Interpolants [629#true, 630#false, 631#(= 1 (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc1.base|)), 632#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) (+ __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 4)))), 633#(= 1 (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~mem3.base|))] [2018-04-11 13:44:00,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 13:44:00,584 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 13:44:00,584 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 13:44:00,584 INFO L87 Difference]: Start difference. First operand 62 states and 62 transitions. Second operand 5 states. [2018-04-11 13:44:00,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:00,638 INFO L93 Difference]: Finished difference Result 61 states and 61 transitions. [2018-04-11 13:44:00,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 13:44:00,638 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2018-04-11 13:44:00,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:00,639 INFO L225 Difference]: With dead ends: 61 [2018-04-11 13:44:00,639 INFO L226 Difference]: Without dead ends: 61 [2018-04-11 13:44:00,639 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-11 13:44:00,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-11 13:44:00,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2018-04-11 13:44:00,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-04-11 13:44:00,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2018-04-11 13:44:00,641 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 61 transitions. Word has length 17 [2018-04-11 13:44:00,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:00,641 INFO L459 AbstractCegarLoop]: Abstraction has 61 states and 61 transitions. [2018-04-11 13:44:00,641 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 13:44:00,641 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2018-04-11 13:44:00,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 13:44:00,641 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:00,642 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:44:00,642 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:00,642 INFO L82 PathProgramCache]: Analyzing trace with hash -1136724536, now seen corresponding path program 1 times [2018-04-11 13:44:00,642 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:00,650 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:00,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,680 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:00,680 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 13:44:00,680 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:00,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,681 INFO L182 omatonBuilderFactory]: Interpolants [760#true, 761#false, 762#(and (= 4 (select |#length| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc1.base|)) (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc1.offset|)), 763#(and (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) (+ __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 4))) (= 4 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) (+ __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 4))))), 764#(and (= 4 (select |#length| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~mem3.base|)) (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~mem3.offset| 0))] [2018-04-11 13:44:00,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,681 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 13:44:00,681 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 13:44:00,681 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 13:44:00,681 INFO L87 Difference]: Start difference. First operand 61 states and 61 transitions. Second operand 5 states. [2018-04-11 13:44:00,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:00,729 INFO L93 Difference]: Finished difference Result 60 states and 60 transitions. [2018-04-11 13:44:00,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 13:44:00,729 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2018-04-11 13:44:00,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:00,730 INFO L225 Difference]: With dead ends: 60 [2018-04-11 13:44:00,730 INFO L226 Difference]: Without dead ends: 60 [2018-04-11 13:44:00,730 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-11 13:44:00,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-04-11 13:44:00,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2018-04-11 13:44:00,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-04-11 13:44:00,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 60 transitions. [2018-04-11 13:44:00,732 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 60 transitions. Word has length 17 [2018-04-11 13:44:00,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:00,732 INFO L459 AbstractCegarLoop]: Abstraction has 60 states and 60 transitions. [2018-04-11 13:44:00,732 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 13:44:00,732 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2018-04-11 13:44:00,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-11 13:44:00,733 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:00,733 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] [2018-04-11 13:44:00,733 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:00,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1894459830, now seen corresponding path program 1 times [2018-04-11 13:44:00,733 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:00,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:00,743 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:00,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,780 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:00,780 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-11 13:44:00,780 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:00,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,780 INFO L182 omatonBuilderFactory]: Interpolants [896#(= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base)), 889#true, 890#false, 891#(= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|), 892#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base))), 893#(= 1 (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|)), 894#(= 1 (select |#valid| |main_~#data~0.base|)), 895#(= 1 (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base|))] [2018-04-11 13:44:00,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:00,781 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 13:44:00,781 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 13:44:00,781 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-11 13:44:00,781 INFO L87 Difference]: Start difference. First operand 60 states and 60 transitions. Second operand 8 states. [2018-04-11 13:44:00,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:00,883 INFO L93 Difference]: Finished difference Result 65 states and 65 transitions. [2018-04-11 13:44:00,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 13:44:00,883 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 23 [2018-04-11 13:44:00,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:00,884 INFO L225 Difference]: With dead ends: 65 [2018-04-11 13:44:00,884 INFO L226 Difference]: Without dead ends: 65 [2018-04-11 13:44:00,884 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-11 13:44:00,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-04-11 13:44:00,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 58. [2018-04-11 13:44:00,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-04-11 13:44:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 59 transitions. [2018-04-11 13:44:00,886 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 59 transitions. Word has length 23 [2018-04-11 13:44:00,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:00,886 INFO L459 AbstractCegarLoop]: Abstraction has 58 states and 59 transitions. [2018-04-11 13:44:00,886 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 13:44:00,886 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-04-11 13:44:00,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-11 13:44:00,887 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:00,887 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] [2018-04-11 13:44:00,887 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:00,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1894459829, now seen corresponding path program 1 times [2018-04-11 13:44:00,888 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:00,898 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:01,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:01,023 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:01,023 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-11 13:44:01,023 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:01,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:01,024 INFO L182 omatonBuilderFactory]: Interpolants [1024#(= 0 |main_~#data~0.offset|), 1025#(and (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0))) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1026#(and (or (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0)) (and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (<= (+ __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 8) (select |#length| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base)))) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1027#(or (<= 8 (select |#length| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|)) (not (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1028#(and (= 0 |main_~#data~0.offset|) (<= 8 (select |#length| |main_~#data~0.base|))), 1029#(and (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.offset|) (<= 8 (select |#length| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base|))), 1030#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset 0) (<= 8 (select |#length| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base))), 1022#true, 1023#false] [2018-04-11 13:44:01,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:01,024 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 13:44:01,025 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 13:44:01,025 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-04-11 13:44:01,025 INFO L87 Difference]: Start difference. First operand 58 states and 59 transitions. Second operand 9 states. [2018-04-11 13:44:01,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:01,099 INFO L93 Difference]: Finished difference Result 54 states and 54 transitions. [2018-04-11 13:44:01,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 13:44:01,099 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-04-11 13:44:01,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:01,100 INFO L225 Difference]: With dead ends: 54 [2018-04-11 13:44:01,100 INFO L226 Difference]: Without dead ends: 54 [2018-04-11 13:44:01,100 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-04-11 13:44:01,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-04-11 13:44:01,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-04-11 13:44:01,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-11 13:44:01,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2018-04-11 13:44:01,103 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 54 transitions. Word has length 23 [2018-04-11 13:44:01,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:01,103 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 54 transitions. [2018-04-11 13:44:01,103 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 13:44:01,103 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2018-04-11 13:44:01,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-11 13:44:01,104 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:01,104 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] [2018-04-11 13:44:01,104 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:01,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1328519284, now seen corresponding path program 1 times [2018-04-11 13:44:01,105 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:01,115 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:01,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:01,211 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:01,211 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-11 13:44:01,211 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:01,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:01,212 INFO L182 omatonBuilderFactory]: Interpolants [1141#true, 1142#false, 1143#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 1144#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~mem2.base| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset)) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 1145#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 1146#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1147#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) |main_~#data~0.offset|))), 1148#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base|) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.offset|))), 1149#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset))), 1150#(= 1 (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#t~mem4.base|)), 1151#(= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~lo~0.base))] [2018-04-11 13:44:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:01,212 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 13:44:01,212 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 13:44:01,212 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-11 13:44:01,213 INFO L87 Difference]: Start difference. First operand 54 states and 54 transitions. Second operand 11 states. [2018-04-11 13:44:01,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:01,365 INFO L93 Difference]: Finished difference Result 55 states and 55 transitions. [2018-04-11 13:44:01,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 13:44:01,365 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 27 [2018-04-11 13:44:01,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:01,367 INFO L225 Difference]: With dead ends: 55 [2018-04-11 13:44:01,368 INFO L226 Difference]: Without dead ends: 55 [2018-04-11 13:44:01,368 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2018-04-11 13:44:01,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-04-11 13:44:01,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 52. [2018-04-11 13:44:01,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-11 13:44:01,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 52 transitions. [2018-04-11 13:44:01,370 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 52 transitions. Word has length 27 [2018-04-11 13:44:01,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:01,370 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 52 transitions. [2018-04-11 13:44:01,371 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 13:44:01,371 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2018-04-11 13:44:01,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-11 13:44:01,371 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:01,371 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] [2018-04-11 13:44:01,371 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:01,371 INFO L82 PathProgramCache]: Analyzing trace with hash -1328519283, now seen corresponding path program 1 times [2018-04-11 13:44:01,372 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:01,383 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:01,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:01,552 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:01,553 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-04-11 13:44:01,553 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:01,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:01,553 INFO L182 omatonBuilderFactory]: Interpolants [1280#(and (<= 4 (select |#length| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~lo~0.base)) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~lo~0.offset 0)), 1267#true, 1268#false, 1269#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 1270#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc0.offset|) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 1271#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))), 1272#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~mem2.base| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))), 1273#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)))), 1274#(and (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1275#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) |main_~#data~0.offset|)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) |main_~#data~0.offset|)))), 1276#(and (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base|) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.offset|)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base|) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.offset|)))), 1277#(and (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset))), 1278#(and (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset))) (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#t~mem4.base| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset)) (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#t~mem4.offset|)), 1279#(and (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset))) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~lo~0.base (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset)) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~lo~0.offset 0))] [2018-04-11 13:44:01,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:01,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 13:44:01,554 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 13:44:01,554 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-04-11 13:44:01,554 INFO L87 Difference]: Start difference. First operand 52 states and 52 transitions. Second operand 14 states. [2018-04-11 13:44:01,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:01,852 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2018-04-11 13:44:01,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-11 13:44:01,852 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 27 [2018-04-11 13:44:01,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:01,853 INFO L225 Difference]: With dead ends: 50 [2018-04-11 13:44:01,853 INFO L226 Difference]: Without dead ends: 50 [2018-04-11 13:44:01,854 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=339, Unknown=0, NotChecked=0, Total=420 [2018-04-11 13:44:01,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-11 13:44:01,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-04-11 13:44:01,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-11 13:44:01,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2018-04-11 13:44:01,856 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 50 transitions. Word has length 27 [2018-04-11 13:44:01,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:01,856 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 50 transitions. [2018-04-11 13:44:01,856 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 13:44:01,856 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2018-04-11 13:44:01,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-11 13:44:01,857 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:01,857 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:44:01,857 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:01,857 INFO L82 PathProgramCache]: Analyzing trace with hash 1765575173, now seen corresponding path program 1 times [2018-04-11 13:44:01,858 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:01,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:01,872 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:02,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:02,040 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:02,040 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-11 13:44:02,040 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:02,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:02,040 INFO L182 omatonBuilderFactory]: Interpolants [1395#true, 1396#false, 1397#(= 0 |main_~#data~0.offset|), 1398#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1399#(and (= 4 (select |#length| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc1.base|)) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc1.offset|) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1400#(and (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (= 0 __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset)) (or (and (= 4 (select |#length| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (+ __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (+ __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 4)))) (not (= 0 __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset)))), 1401#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) 4)) (= 4 (select |#length| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) 4)))) (not (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1402#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) 4)) (= 4 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) 4))) (= 0 |main_~#data~0.offset|)), 1403#(and (= 4 (select |#length| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base|) 4))) (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base|) 4))), 1404#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset 0) (= 4 (select |#length| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) 4))) (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) 4))), 1405#(and (= 4 (select |#length| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#t~mem5.base|)) (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#t~mem5.offset|)), 1406#(and (= 4 (select |#length| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~hi~0.base)) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~hi~0.offset 0))] [2018-04-11 13:44:02,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:02,041 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 13:44:02,041 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 13:44:02,041 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-11 13:44:02,041 INFO L87 Difference]: Start difference. First operand 50 states and 50 transitions. Second operand 12 states. [2018-04-11 13:44:02,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:02,257 INFO L93 Difference]: Finished difference Result 48 states and 48 transitions. [2018-04-11 13:44:02,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 13:44:02,258 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 28 [2018-04-11 13:44:02,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:02,258 INFO L225 Difference]: With dead ends: 48 [2018-04-11 13:44:02,258 INFO L226 Difference]: Without dead ends: 48 [2018-04-11 13:44:02,259 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-04-11 13:44:02,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-04-11 13:44:02,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2018-04-11 13:44:02,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-04-11 13:44:02,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2018-04-11 13:44:02,261 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 48 transitions. Word has length 28 [2018-04-11 13:44:02,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:02,261 INFO L459 AbstractCegarLoop]: Abstraction has 48 states and 48 transitions. [2018-04-11 13:44:02,261 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 13:44:02,261 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2018-04-11 13:44:02,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-11 13:44:02,262 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:02,262 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:44:02,262 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:02,262 INFO L82 PathProgramCache]: Analyzing trace with hash 1765575172, now seen corresponding path program 1 times [2018-04-11 13:44:02,263 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:02,271 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:02,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:02,461 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:02,461 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-11 13:44:02,461 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:02,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:02,461 INFO L182 omatonBuilderFactory]: Interpolants [1520#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) 4)))), 1521#(= 1 (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#t~mem5.base|)), 1522#(= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~hi~0.base)), 1511#true, 1512#false, 1513#(= 0 |main_~#data~0.offset|), 1514#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1515#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= 1 (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc1.base|)) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1516#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (+ __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 4)))) (not (= 0 __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (= 0 __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))), 1517#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) 4))) (not (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1518#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) 4))) (= 0 |main_~#data~0.offset|)), 1519#(and (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.offset|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base|) 4))))] [2018-04-11 13:44:02,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:02,462 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 13:44:02,462 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 13:44:02,462 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-11 13:44:02,462 INFO L87 Difference]: Start difference. First operand 48 states and 48 transitions. Second operand 12 states. [2018-04-11 13:44:02,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:02,609 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2018-04-11 13:44:02,610 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 13:44:02,610 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 28 [2018-04-11 13:44:02,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:02,610 INFO L225 Difference]: With dead ends: 50 [2018-04-11 13:44:02,610 INFO L226 Difference]: Without dead ends: 50 [2018-04-11 13:44:02,610 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-04-11 13:44:02,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-11 13:44:02,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 47. [2018-04-11 13:44:02,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-04-11 13:44:02,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2018-04-11 13:44:02,613 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 47 transitions. Word has length 28 [2018-04-11 13:44:02,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:02,613 INFO L459 AbstractCegarLoop]: Abstraction has 47 states and 47 transitions. [2018-04-11 13:44:02,613 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 13:44:02,613 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2018-04-11 13:44:02,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-11 13:44:02,614 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:02,614 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] [2018-04-11 13:44:02,614 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:02,614 INFO L82 PathProgramCache]: Analyzing trace with hash -1595172089, now seen corresponding path program 1 times [2018-04-11 13:44:02,615 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:02,627 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:02,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:02,954 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:02,954 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2018-04-11 13:44:02,955 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:02,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:02,955 INFO L182 omatonBuilderFactory]: Interpolants [1632#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (= 1 (select |#valid| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc0.base|)) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0)))), 1633#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0)))), 1634#(and (not (= (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc1.base|)) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0)))), 1635#(and (not (= (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) (+ __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 4)))) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0)))), 1636#(and (not (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~mem2.base| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) (+ __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 4)))) (or (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0)) (and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~mem2.base| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)))) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1637#(and (or (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0)) (and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (not (= (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) (+ __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 4)))))) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1638#(or (not (= (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) 4))) (not (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1639#(and (= 0 |main_~#data~0.offset|) (not (= (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) |main_~#data~0.offset|) (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) 4)))), 1640#(and (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.offset|) (not (= (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base|) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.offset|) (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base|) 4)))), 1641#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset 0) (not (= (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) 4)))), 1642#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset 0) (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#t~mem4.base| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset)) (not (= (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) 4)))), 1643#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset 0) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~lo~0.base (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset)) (not (= (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) 4)))), 1644#(not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~lo~0.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#t~mem5.base|)), 1645#(not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~hi~0.base __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~lo~0.base)), 1646#(and (= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~hi~0.base)) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~hi~0.base __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~lo~0.base))), 1647#(= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~hi~0.base)), 1628#true, 1629#false, 1630#(= 0 |main_~#data~0.offset|), 1631#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (or (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0))))] [2018-04-11 13:44:02,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:02,956 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 13:44:02,956 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 13:44:02,956 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2018-04-11 13:44:02,956 INFO L87 Difference]: Start difference. First operand 47 states and 47 transitions. Second operand 20 states. [2018-04-11 13:44:03,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:03,276 INFO L93 Difference]: Finished difference Result 49 states and 49 transitions. [2018-04-11 13:44:03,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 13:44:03,277 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 34 [2018-04-11 13:44:03,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:03,277 INFO L225 Difference]: With dead ends: 49 [2018-04-11 13:44:03,277 INFO L226 Difference]: Without dead ends: 49 [2018-04-11 13:44:03,278 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=130, Invalid=740, Unknown=0, NotChecked=0, Total=870 [2018-04-11 13:44:03,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-04-11 13:44:03,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 46. [2018-04-11 13:44:03,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-04-11 13:44:03,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 46 transitions. [2018-04-11 13:44:03,280 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 46 transitions. Word has length 34 [2018-04-11 13:44:03,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:03,280 INFO L459 AbstractCegarLoop]: Abstraction has 46 states and 46 transitions. [2018-04-11 13:44:03,280 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 13:44:03,280 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2018-04-11 13:44:03,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-11 13:44:03,281 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:03,281 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] [2018-04-11 13:44:03,281 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:03,281 INFO L82 PathProgramCache]: Analyzing trace with hash 342950061, now seen corresponding path program 1 times [2018-04-11 13:44:03,282 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:44:03,293 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:44:03,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:03,577 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:44:03,577 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2018-04-11 13:44:03,577 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:44:03,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:03,578 INFO L182 omatonBuilderFactory]: Interpolants [1763#true, 1764#false, 1765#(and (= 0 |main_~#data~0.offset|) (= (select |#valid| |main_~#data~0.base|) 1)), 1766#(= |#valid| |old(#valid)|), 1767#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= |#valid| |old(#valid)|) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 1768#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= 0 (select |old(#valid)| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc0.base|)) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 1769#(and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))) (= (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) 1) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 1770#(and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))) (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#t~malloc1.base|))), 1771#(and (or (and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (not (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (+ __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 4))))) (not (= 0 __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset))) (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 1772#(or (and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))) (not (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) 4)))) (not (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 1773#(and (not (= |main_~#data~0.base| (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) 4))) (= 0 |main_~#data~0.offset|) (not (= |main_~#data~0.base| (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) |main_~#data~0.offset|)))), 1774#(and (not (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base|) 4))) (= 0 |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.offset|) (not (= |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.base|) |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#in~data.offset|)))), 1775#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset 0) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) 4))) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset)))), 1776#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset 0) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) 4))) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#t~mem4.base|)) (= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base))), 1777#(and (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.offset 0) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base (select (select |#memory_$Pointer$.base| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base) 4))) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~lo~0.base)) (= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base))), 1778#(and (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base |__U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_#t~mem5.base|)) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~lo~0.base)) (= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base))), 1779#(and (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~hi~0.base)) (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~lo~0.base)) (= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base))), 1780#(and (not (= __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~hi~0.base)) (= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base))), 1781#(= 1 (select |#valid| __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data_~data.base))] [2018-04-11 13:44:03,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:44:03,578 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 13:44:03,578 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 13:44:03,578 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2018-04-11 13:44:03,579 INFO L87 Difference]: Start difference. First operand 46 states and 46 transitions. Second operand 19 states. [2018-04-11 13:44:04,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:44:04,013 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2018-04-11 13:44:04,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 13:44:04,013 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 36 [2018-04-11 13:44:04,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:44:04,014 INFO L225 Difference]: With dead ends: 50 [2018-04-11 13:44:04,014 INFO L226 Difference]: Without dead ends: 50 [2018-04-11 13:44:04,014 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=905, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 13:44:04,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-11 13:44:04,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 44. [2018-04-11 13:44:04,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-04-11 13:44:04,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 44 transitions. [2018-04-11 13:44:04,016 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 44 transitions. Word has length 36 [2018-04-11 13:44:04,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:44:04,017 INFO L459 AbstractCegarLoop]: Abstraction has 44 states and 44 transitions. [2018-04-11 13:44:04,017 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 13:44:04,017 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 44 transitions. [2018-04-11 13:44:04,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-11 13:44:04,017 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:44:04,017 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] [2018-04-11 13:44:04,018 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 13:44:04,018 INFO L82 PathProgramCache]: Analyzing trace with hash 364648233, now seen corresponding path program 1 times [2018-04-11 13:44:04,018 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:44:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 13:44:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 13:44:04,061 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-11 13:44:04,073 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-04-11 13:44:04,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 01:44:04 BoogieIcfgContainer [2018-04-11 13:44:04,086 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 13:44:04,087 INFO L168 Benchmark]: Toolchain (without parser) took 5111.17 ms. Allocated memory was 396.9 MB in the beginning and 724.6 MB in the end (delta: 327.7 MB). Free memory was 327.8 MB in the beginning and 415.2 MB in the end (delta: -87.4 MB). Peak memory consumption was 240.3 MB. Max. memory is 5.3 GB. [2018-04-11 13:44:04,088 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 396.9 MB. Free memory is still 355.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 13:44:04,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.78 ms. Allocated memory is still 396.9 MB. Free memory was 327.8 MB in the beginning and 301.4 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 5.3 GB. [2018-04-11 13:44:04,088 INFO L168 Benchmark]: Boogie Preprocessor took 38.93 ms. Allocated memory is still 396.9 MB. Free memory was 301.4 MB in the beginning and 298.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-11 13:44:04,088 INFO L168 Benchmark]: RCFGBuilder took 369.21 ms. Allocated memory was 396.9 MB in the beginning and 602.4 MB in the end (delta: 205.5 MB). Free memory was 298.7 MB in the beginning and 532.8 MB in the end (delta: -234.0 MB). Peak memory consumption was 22.5 MB. Max. memory is 5.3 GB. [2018-04-11 13:44:04,089 INFO L168 Benchmark]: TraceAbstraction took 4469.33 ms. Allocated memory was 602.4 MB in the beginning and 724.6 MB in the end (delta: 122.2 MB). Free memory was 532.8 MB in the beginning and 415.2 MB in the end (delta: 117.6 MB). Peak memory consumption was 239.7 MB. Max. memory is 5.3 GB. [2018-04-11 13:44:04,090 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 396.9 MB. Free memory is still 355.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 230.78 ms. Allocated memory is still 396.9 MB. Free memory was 327.8 MB in the beginning and 301.4 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 38.93 ms. Allocated memory is still 396.9 MB. Free memory was 301.4 MB in the beginning and 298.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 369.21 ms. Allocated memory was 396.9 MB in the beginning and 602.4 MB in the end (delta: 205.5 MB). Free memory was 298.7 MB in the beginning and 532.8 MB in the end (delta: -234.0 MB). Peak memory consumption was 22.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 4469.33 ms. Allocated memory was 602.4 MB in the beginning and 724.6 MB in the end (delta: 122.2 MB). Free memory was 532.8 MB in the beginning and 415.2 MB in the end (delta: 117.6 MB). Peak memory consumption was 239.7 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 641]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L642] FCALL TData data; VAL [data={12:0}] [L643] CALL alloc_data(&data) VAL [pdata={12:0}] [L625] EXPR, FCALL malloc(sizeof(int)) VAL [malloc(sizeof(int))={11:0}, pdata={12:0}, pdata={12:0}] [L625] FCALL pdata->lo = (int *)malloc(sizeof(int)) VAL [malloc(sizeof(int))={11:0}, pdata={12:0}, pdata={12:0}] [L626] EXPR, FCALL malloc(sizeof(int)) VAL [malloc(sizeof(int))={10:0}, malloc(sizeof(int))={11:0}, pdata={12:0}, pdata={12:0}] [L626] FCALL pdata->hi = (int *)malloc(sizeof(int)) VAL [malloc(sizeof(int))={10:0}, malloc(sizeof(int))={11:0}, pdata={12:0}, pdata={12:0}] [L627] EXPR, FCALL pdata->lo VAL [malloc(sizeof(int))={10:0}, malloc(sizeof(int))={11:0}, pdata={12:0}, pdata={12:0}, pdata->lo={11:0}] [L627] FCALL *(pdata->lo) = 4 VAL [malloc(sizeof(int))={10:0}, malloc(sizeof(int))={11:0}, pdata={12:0}, pdata={12:0}, pdata->lo={11:0}] [L628] EXPR, FCALL pdata->hi VAL [malloc(sizeof(int))={10:0}, malloc(sizeof(int))={11:0}, pdata={12:0}, pdata={12:0}, pdata->hi={10:0}] [L628] RET, FCALL *(pdata->hi) = 8 VAL [malloc(sizeof(int))={10:0}, malloc(sizeof(int))={11:0}, pdata={12:0}, pdata={12:0}, pdata->hi={10:0}] [L643] alloc_data(&data) VAL [data={12:0}] [L644] CALL free_data(&data) VAL [data={12:0}] [L632] EXPR, FCALL data->lo VAL [data={12:0}, data={12:0}, data->lo={11:0}] [L632] int *lo = data->lo; [L633] EXPR, FCALL data->hi VAL [data={12:0}, data={12:0}, data->hi={10:0}, lo={11:0}] [L633] int *hi = data->hi; [L634] EXPR, FCALL \read(*lo) VAL [\read(*lo)=4, data={12:0}, data={12:0}, hi={10:0}, lo={11:0}] [L634] EXPR, FCALL \read(*hi) VAL [\read(*hi)=8, \read(*lo)=4, data={12:0}, data={12:0}, hi={10:0}, lo={11:0}] [L634] COND FALSE !(*lo >= *hi) [L638] FCALL data->lo = ((void *)0) VAL [data={12:0}, data={12:0}, hi={10:0}, lo={11:0}] [L639] RET, FCALL data->hi = ((void *)0) VAL [data={12:0}, data={12:0}, hi={10:0}, lo={11:0}] [L644] free_data(&data) VAL [data={12:0}] [L645] return 0; VAL [\result=0, data={12:0}] [L645] return 0; VAL [\result=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 75 locations, 29 error locations. UNSAFE Result, 4.4s OverallTime, 15 OverallIterations, 1 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 538 SDtfs, 715 SDslu, 1691 SDs, 0 SdLazy, 2335 SolverSat, 137 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 185 GetRequests, 18 SyntacticMatches, 3 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 432 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 14 MinimizatonAttempts, 22 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 345 NumberOfCodeBlocks, 345 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 294 ConstructedInterpolants, 0 QuantifiedInterpolants, 76431 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0019_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_13-44-04-095.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0019_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_13-44-04-095.csv Received shutdown request...