java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/list-ext-properties/test-0019_1_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-4cf2d92 [2018-03-28 13:01:07,398 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-03-28 13:01:07,400 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-03-28 13:01:07,414 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-03-28 13:01:07,415 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-03-28 13:01:07,416 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-03-28 13:01:07,417 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-03-28 13:01:07,418 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-03-28 13:01:07,420 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-03-28 13:01:07,421 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-03-28 13:01:07,422 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-03-28 13:01:07,422 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-03-28 13:01:07,423 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-03-28 13:01:07,424 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-03-28 13:01:07,425 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-03-28 13:01:07,427 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-03-28 13:01:07,429 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-03-28 13:01:07,431 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-03-28 13:01:07,432 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-03-28 13:01:07,433 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-03-28 13:01:07,435 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-03-28 13:01:07,436 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-03-28 13:01:07,436 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-03-28 13:01:07,437 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-03-28 13:01:07,438 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-03-28 13:01:07,439 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-03-28 13:01:07,439 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-03-28 13:01:07,440 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-03-28 13:01:07,440 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-03-28 13:01:07,441 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-03-28 13:01:07,441 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-03-28 13:01:07,442 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-03-28 13:01:07,465 INFO L110 SettingsManager]: Loading preferences was successful [2018-03-28 13:01:07,465 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-03-28 13:01:07,466 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-03-28 13:01:07,466 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-03-28 13:01:07,466 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-03-28 13:01:07,467 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-03-28 13:01:07,467 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-03-28 13:01:07,467 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-03-28 13:01:07,467 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-03-28 13:01:07,468 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-03-28 13:01:07,468 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-03-28 13:01:07,468 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-03-28 13:01:07,468 INFO L133 SettingsManager]: * sizeof long=4 [2018-03-28 13:01:07,468 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-03-28 13:01:07,469 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-03-28 13:01:07,469 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-03-28 13:01:07,469 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-03-28 13:01:07,469 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-03-28 13:01:07,469 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-03-28 13:01:07,470 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-03-28 13:01:07,470 INFO L133 SettingsManager]: * sizeof long double=12 [2018-03-28 13:01:07,470 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-03-28 13:01:07,470 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-03-28 13:01:07,470 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-03-28 13:01:07,471 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-03-28 13:01:07,471 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-03-28 13:01:07,471 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-03-28 13:01:07,471 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-03-28 13:01:07,471 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-03-28 13:01:07,472 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-03-28 13:01:07,472 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-03-28 13:01:07,472 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:07,472 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-03-28 13:01:07,473 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-03-28 13:01:07,473 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-03-28 13:01:07,473 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-03-28 13:01:07,474 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-03-28 13:01:07,507 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-03-28 13:01:07,520 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-03-28 13:01:07,524 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-03-28 13:01:07,525 INFO L271 PluginConnector]: Initializing CDTParser... [2018-03-28 13:01:07,526 INFO L276 PluginConnector]: CDTParser initialized [2018-03-28 13:01:07,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext-properties/test-0019_1_false-valid-memtrack_true-termination.i [2018-03-28 13:01:07,848 INFO L228 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG2f0ebb5c2 [2018-03-28 13:01:08,033 INFO L291 CDTParser]: IsIndexed: true [2018-03-28 13:01:08,033 INFO L292 CDTParser]: Found 1 translation units. [2018-03-28 13:01:08,034 INFO L171 CDTParser]: Scanning test-0019_1_false-valid-memtrack_true-termination.i [2018-03-28 13:01:08,045 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-03-28 13:01:08,045 INFO L215 ultiparseSymbolTable]: [2018-03-28 13:01:08,046 INFO L218 ultiparseSymbolTable]: Function table: [2018-03-28 13:01:08,046 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 [2018-03-28 13:01:08,046 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 [2018-03-28 13:01:08,046 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0019_1_false-valid-memtrack_true-termination.i [2018-03-28 13:01:08,046 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-03-28 13:01:08,046 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 [2018-03-28 13:01:08,046 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 [2018-03-28 13:01:08,047 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 [2018-03-28 13:01:08,047 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 [2018-03-28 13:01:08,047 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 [2018-03-28 13:01:08,047 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 [2018-03-28 13:01:08,047 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 [2018-03-28 13:01:08,047 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 [2018-03-28 13:01:08,047 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,048 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 [2018-03-28 13:01:08,049 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 [2018-03-28 13:01:08,049 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 [2018-03-28 13:01:08,049 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 [2018-03-28 13:01:08,049 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 [2018-03-28 13:01:08,049 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 [2018-03-28 13:01:08,049 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 [2018-03-28 13:01:08,049 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 [2018-03-28 13:01:08,049 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 [2018-03-28 13:01:08,050 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 [2018-03-28 13:01:08,050 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 [2018-03-28 13:01:08,050 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 [2018-03-28 13:01:08,050 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 [2018-03-28 13:01:08,050 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 [2018-03-28 13:01:08,050 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 [2018-03-28 13:01:08,050 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 [2018-03-28 13:01:08,050 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 [2018-03-28 13:01:08,050 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 [2018-03-28 13:01:08,051 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 [2018-03-28 13:01:08,051 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 [2018-03-28 13:01:08,051 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 [2018-03-28 13:01:08,051 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 [2018-03-28 13:01:08,051 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 [2018-03-28 13:01:08,051 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 [2018-03-28 13:01:08,051 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 [2018-03-28 13:01:08,051 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 [2018-03-28 13:01:08,052 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 [2018-03-28 13:01:08,052 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 [2018-03-28 13:01:08,052 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 [2018-03-28 13:01:08,052 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 [2018-03-28 13:01:08,052 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 [2018-03-28 13:01:08,052 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 [2018-03-28 13:01:08,052 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 [2018-03-28 13:01:08,052 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 [2018-03-28 13:01:08,053 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 [2018-03-28 13:01:08,053 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 [2018-03-28 13:01:08,053 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 [2018-03-28 13:01:08,053 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 [2018-03-28 13:01:08,053 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 [2018-03-28 13:01:08,053 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 [2018-03-28 13:01:08,053 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 [2018-03-28 13:01:08,053 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 [2018-03-28 13:01:08,053 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 [2018-03-28 13:01:08,053 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 [2018-03-28 13:01:08,054 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 [2018-03-28 13:01:08,054 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 [2018-03-28 13:01:08,054 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 [2018-03-28 13:01:08,054 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 [2018-03-28 13:01:08,054 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 [2018-03-28 13:01:08,054 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 [2018-03-28 13:01:08,054 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 [2018-03-28 13:01:08,054 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 [2018-03-28 13:01:08,054 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 [2018-03-28 13:01:08,054 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 [2018-03-28 13:01:08,054 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 [2018-03-28 13:01:08,054 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,055 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 [2018-03-28 13:01:08,056 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 [2018-03-28 13:01:08,056 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 [2018-03-28 13:01:08,056 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 [2018-03-28 13:01:08,056 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 [2018-03-28 13:01:08,056 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 [2018-03-28 13:01:08,056 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 [2018-03-28 13:01:08,056 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 [2018-03-28 13:01:08,056 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 [2018-03-28 13:01:08,056 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 [2018-03-28 13:01:08,056 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 [2018-03-28 13:01:08,056 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 [2018-03-28 13:01:08,056 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 [2018-03-28 13:01:08,057 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 [2018-03-28 13:01:08,057 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 [2018-03-28 13:01:08,057 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 [2018-03-28 13:01:08,057 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 [2018-03-28 13:01:08,057 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 [2018-03-28 13:01:08,057 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 [2018-03-28 13:01:08,057 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 [2018-03-28 13:01:08,057 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 [2018-03-28 13:01:08,058 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 [2018-03-28 13:01:08,058 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 [2018-03-28 13:01:08,058 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 [2018-03-28 13:01:08,058 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 [2018-03-28 13:01:08,058 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 [2018-03-28 13:01:08,058 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 [2018-03-28 13:01:08,058 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 [2018-03-28 13:01:08,058 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 [2018-03-28 13:01:08,076 INFO L334 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG2f0ebb5c2 [2018-03-28 13:01:08,080 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-03-28 13:01:08,083 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-03-28 13:01:08,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-03-28 13:01:08,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-03-28 13:01:08,089 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-03-28 13:01:08,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 01:01:08" (1/1) ... [2018-03-28 13:01:08,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f6a2ef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:01:08, skipping insertion in model container [2018-03-28 13:01:08,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 01:01:08" (1/1) ... [2018-03-28 13:01:08,107 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-28 13:01:08,137 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-28 13:01:08,305 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-28 13:01:08,345 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-28 13:01:08,353 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 114 non ball SCCs. Number of states in SCCs 114. [2018-03-28 13:01:08,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:01:08 WrapperNode [2018-03-28 13:01:08,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-03-28 13:01:08,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-03-28 13:01:08,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-03-28 13:01:08,405 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-03-28 13:01:08,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:01:08" (1/1) ... [2018-03-28 13:01:08,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:01:08" (1/1) ... [2018-03-28 13:01:08,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:01:08" (1/1) ... [2018-03-28 13:01:08,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:01:08" (1/1) ... [2018-03-28 13:01:08,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:01:08" (1/1) ... [2018-03-28 13:01:08,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:01:08" (1/1) ... [2018-03-28 13:01:08,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:01:08" (1/1) ... [2018-03-28 13:01:08,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-03-28 13:01:08,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-03-28 13:01:08,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-03-28 13:01:08,456 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-03-28 13:01:08,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:01:08" (1/1) ... No working directory specified, using /storage/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 [2018-03-28 13:01:08,572 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-03-28 13:01:08,573 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-03-28 13:01:08,573 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data [2018-03-28 13:01:08,573 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data [2018-03-28 13:01:08,573 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-03-28 13:01:08,573 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-03-28 13:01:08,573 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-03-28 13:01:08,574 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-03-28 13:01:08,574 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-03-28 13:01:08,574 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-03-28 13:01:08,574 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-03-28 13:01:08,574 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-03-28 13:01:08,574 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-03-28 13:01:08,574 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-03-28 13:01:08,575 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-03-28 13:01:08,575 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-03-28 13:01:08,575 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-03-28 13:01:08,575 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-03-28 13:01:08,575 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-03-28 13:01:08,575 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-03-28 13:01:08,575 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-03-28 13:01:08,576 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-03-28 13:01:08,576 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-03-28 13:01:08,576 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-03-28 13:01:08,576 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-03-28 13:01:08,576 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-03-28 13:01:08,576 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-03-28 13:01:08,576 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-03-28 13:01:08,577 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-03-28 13:01:08,577 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-03-28 13:01:08,577 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-03-28 13:01:08,577 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-03-28 13:01:08,577 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-03-28 13:01:08,577 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-03-28 13:01:08,577 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-03-28 13:01:08,578 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-03-28 13:01:08,578 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-03-28 13:01:08,578 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-03-28 13:01:08,578 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-03-28 13:01:08,578 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-03-28 13:01:08,578 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-03-28 13:01:08,578 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-03-28 13:01:08,578 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-03-28 13:01:08,579 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-03-28 13:01:08,579 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-03-28 13:01:08,579 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-03-28 13:01:08,579 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-03-28 13:01:08,579 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-03-28 13:01:08,579 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-03-28 13:01:08,579 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-03-28 13:01:08,579 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-03-28 13:01:08,580 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-03-28 13:01:08,580 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-03-28 13:01:08,580 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-03-28 13:01:08,580 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-03-28 13:01:08,580 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-03-28 13:01:08,580 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-03-28 13:01:08,580 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-03-28 13:01:08,580 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-03-28 13:01:08,581 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-03-28 13:01:08,581 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-03-28 13:01:08,581 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-03-28 13:01:08,581 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-03-28 13:01:08,581 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-03-28 13:01:08,581 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-03-28 13:01:08,581 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-03-28 13:01:08,581 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-03-28 13:01:08,582 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-03-28 13:01:08,582 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-03-28 13:01:08,582 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-03-28 13:01:08,582 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-03-28 13:01:08,582 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-03-28 13:01:08,582 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-03-28 13:01:08,582 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-03-28 13:01:08,582 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-03-28 13:01:08,582 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-03-28 13:01:08,583 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-03-28 13:01:08,583 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-03-28 13:01:08,583 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-03-28 13:01:08,583 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-03-28 13:01:08,583 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-03-28 13:01:08,583 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-03-28 13:01:08,583 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-03-28 13:01:08,583 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-03-28 13:01:08,584 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-03-28 13:01:08,584 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-03-28 13:01:08,584 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-03-28 13:01:08,584 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-03-28 13:01:08,584 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-03-28 13:01:08,584 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-03-28 13:01:08,584 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-03-28 13:01:08,584 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-03-28 13:01:08,585 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-03-28 13:01:08,585 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-03-28 13:01:08,585 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-03-28 13:01:08,585 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-03-28 13:01:08,585 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-03-28 13:01:08,585 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-03-28 13:01:08,585 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-03-28 13:01:08,585 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-03-28 13:01:08,586 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-03-28 13:01:08,586 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-03-28 13:01:08,586 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-03-28 13:01:08,586 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-03-28 13:01:08,586 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-03-28 13:01:08,586 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-03-28 13:01:08,586 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-03-28 13:01:08,586 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data [2018-03-28 13:01:08,587 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-03-28 13:01:08,587 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-03-28 13:01:08,587 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-03-28 13:01:08,587 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-03-28 13:01:08,587 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data [2018-03-28 13:01:08,587 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-03-28 13:01:08,587 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-03-28 13:01:08,587 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-03-28 13:01:08,588 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-03-28 13:01:08,588 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-03-28 13:01:08,588 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-03-28 13:01:08,946 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-03-28 13:01:08,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 01:01:08 BoogieIcfgContainer [2018-03-28 13:01:08,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-03-28 13:01:08,949 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-03-28 13:01:08,949 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-03-28 13:01:08,952 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-03-28 13:01:08,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 01:01:08" (1/3) ... [2018-03-28 13:01:08,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4767c030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 01:01:08, skipping insertion in model container [2018-03-28 13:01:08,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 01:01:08" (2/3) ... [2018-03-28 13:01:08,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4767c030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 01:01:08, skipping insertion in model container [2018-03-28 13:01:08,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 01:01:08" (3/3) ... [2018-03-28 13:01:08,955 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0019_1_false-valid-memtrack_true-termination.i [2018-03-28 13:01:08,965 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-03-28 13:01:08,974 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 29 error locations. [2018-03-28 13:01:09,017 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-03-28 13:01:09,018 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-03-28 13:01:09,018 INFO L370 AbstractCegarLoop]: Hoare is true [2018-03-28 13:01:09,018 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-03-28 13:01:09,018 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-03-28 13:01:09,018 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-03-28 13:01:09,018 INFO L374 AbstractCegarLoop]: Difference is false [2018-03-28 13:01:09,019 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-03-28 13:01:09,019 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-03-28 13:01:09,019 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-03-28 13:01:09,036 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states. [2018-03-28 13:01:09,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-03-28 13:01:09,040 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:09,041 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 13:01:09,041 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]=== [2018-03-28 13:01:09,045 INFO L82 PathProgramCache]: Analyzing trace with hash 21286001, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:09,059 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:09,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:09,099 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:09,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 13:01:09,140 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:09,145 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:09,145 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-28 13:01:09,173 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:09,173 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:09,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-03-28 13:01:09,175 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:09,192 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:09,192 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-03-28 13:01:09,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:09,265 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:09,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:09,385 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:09,385 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2018-03-28 13:01:09,387 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-03-28 13:01:09,396 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-03-28 13:01:09,396 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-03-28 13:01:09,399 INFO L87 Difference]: Start difference. First operand 82 states. Second operand 9 states. [2018-03-28 13:01:09,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:09,630 INFO L93 Difference]: Finished difference Result 82 states and 82 transitions. [2018-03-28 13:01:09,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-03-28 13:01:09,632 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 11 [2018-03-28 13:01:09,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:09,641 INFO L225 Difference]: With dead ends: 82 [2018-03-28 13:01:09,642 INFO L226 Difference]: Without dead ends: 75 [2018-03-28 13:01:09,644 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-03-28 13:01:09,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2018-03-28 13:01:09,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2018-03-28 13:01:09,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-03-28 13:01:09,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 75 transitions. [2018-03-28 13:01:09,686 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 75 transitions. Word has length 11 [2018-03-28 13:01:09,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:09,686 INFO L459 AbstractCegarLoop]: Abstraction has 75 states and 75 transitions. [2018-03-28 13:01:09,686 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-03-28 13:01:09,686 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 75 transitions. [2018-03-28 13:01:09,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-03-28 13:01:09,687 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:09,687 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 13:01:09,687 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]=== [2018-03-28 13:01:09,687 INFO L82 PathProgramCache]: Analyzing trace with hash 21286002, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:09,695 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:09,712 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:09,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 13:01:09,730 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:09,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 13:01:09,780 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:09,813 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:09,813 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-03-28 13:01:09,862 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:09,863 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:09,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-03-28 13:01:09,864 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:09,873 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:09,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-03-28 13:01:09,875 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:09,882 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:09,883 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:14 [2018-03-28 13:01:09,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:09,898 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:10,070 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:10,070 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2018-03-28 13:01:10,072 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-03-28 13:01:10,072 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-03-28 13:01:10,072 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-03-28 13:01:10,072 INFO L87 Difference]: Start difference. First operand 75 states and 75 transitions. Second operand 10 states. [2018-03-28 13:01:10,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:10,304 INFO L93 Difference]: Finished difference Result 75 states and 75 transitions. [2018-03-28 13:01:10,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-03-28 13:01:10,304 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 11 [2018-03-28 13:01:10,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:10,306 INFO L225 Difference]: With dead ends: 75 [2018-03-28 13:01:10,306 INFO L226 Difference]: Without dead ends: 71 [2018-03-28 13:01:10,307 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2018-03-28 13:01:10,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-03-28 13:01:10,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2018-03-28 13:01:10,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-03-28 13:01:10,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 71 transitions. [2018-03-28 13:01:10,315 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 71 transitions. Word has length 11 [2018-03-28 13:01:10,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:10,315 INFO L459 AbstractCegarLoop]: Abstraction has 71 states and 71 transitions. [2018-03-28 13:01:10,316 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-03-28 13:01:10,316 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2018-03-28 13:01:10,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-03-28 13:01:10,316 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:10,316 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 13:01:10,317 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]=== [2018-03-28 13:01:10,317 INFO L82 PathProgramCache]: Analyzing trace with hash 3185845, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:10,323 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:10,339 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:10,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 13:01:10,356 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,357 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,357 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-28 13:01:10,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-03-28 13:01:10,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-03-28 13:01:10,367 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,368 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,372 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,373 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2018-03-28 13:01:10,379 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:10,380 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:10,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 33 [2018-03-28 13:01:10,381 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,386 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,387 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:23 [2018-03-28 13:01:10,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 24 [2018-03-28 13:01:10,404 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:10,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 33 [2018-03-28 13:01:10,406 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,417 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,450 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,450 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:35 [2018-03-28 13:01:10,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 32 [2018-03-28 13:01:10,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 21 [2018-03-28 13:01:10,470 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:10,474 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:10,478 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:10,478 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:15 [2018-03-28 13:01:10,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:10,486 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:10,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:10,537 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:10,537 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 9 [2018-03-28 13:01:10,538 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-03-28 13:01:10,538 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-03-28 13:01:10,538 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2018-03-28 13:01:10,538 INFO L87 Difference]: Start difference. First operand 71 states and 71 transitions. Second operand 10 states. [2018-03-28 13:01:10,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:10,717 INFO L93 Difference]: Finished difference Result 71 states and 71 transitions. [2018-03-28 13:01:10,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-03-28 13:01:10,717 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2018-03-28 13:01:10,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:10,719 INFO L225 Difference]: With dead ends: 71 [2018-03-28 13:01:10,719 INFO L226 Difference]: Without dead ends: 70 [2018-03-28 13:01:10,719 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2018-03-28 13:01:10,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-03-28 13:01:10,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2018-03-28 13:01:10,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-03-28 13:01:10,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 70 transitions. [2018-03-28 13:01:10,726 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 70 transitions. Word has length 15 [2018-03-28 13:01:10,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:10,727 INFO L459 AbstractCegarLoop]: Abstraction has 70 states and 70 transitions. [2018-03-28 13:01:10,727 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-03-28 13:01:10,727 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 70 transitions. [2018-03-28 13:01:10,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-03-28 13:01:10,727 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:10,728 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 13:01:10,728 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]=== [2018-03-28 13:01:10,728 INFO L82 PathProgramCache]: Analyzing trace with hash 3185846, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:10,742 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:10,763 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:10,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 13:01:10,768 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 13:01:10,773 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,780 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,780 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-03-28 13:01:10,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-03-28 13:01:10,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-03-28 13:01:10,797 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,799 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-03-28 13:01:10,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-03-28 13:01:10,810 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,812 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,818 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,818 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:33, output treesize:26 [2018-03-28 13:01:10,830 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:10,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-03-28 13:01:10,832 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,855 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:10,856 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:10,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-03-28 13:01:10,857 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,863 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,863 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:30 [2018-03-28 13:01:10,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 24 [2018-03-28 13:01:10,881 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:10,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 33 [2018-03-28 13:01:10,883 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,889 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-03-28 13:01:10,905 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:10,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-03-28 13:01:10,907 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,913 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,924 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,924 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:56, output treesize:42 [2018-03-28 13:01:10,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 32 [2018-03-28 13:01:10,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 21 [2018-03-28 13:01:10,952 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:10,960 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:10,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-03-28 13:01:10,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-03-28 13:01:10,970 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,972 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:10,976 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:10,977 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:56, output treesize:18 [2018-03-28 13:01:10,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:10,990 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:11,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:11,115 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:11,116 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 10 [2018-03-28 13:01:11,116 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-03-28 13:01:11,116 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-03-28 13:01:11,116 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-03-28 13:01:11,116 INFO L87 Difference]: Start difference. First operand 70 states and 70 transitions. Second operand 11 states. [2018-03-28 13:01:11,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:11,344 INFO L93 Difference]: Finished difference Result 70 states and 70 transitions. [2018-03-28 13:01:11,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-03-28 13:01:11,345 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2018-03-28 13:01:11,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:11,345 INFO L225 Difference]: With dead ends: 70 [2018-03-28 13:01:11,345 INFO L226 Difference]: Without dead ends: 69 [2018-03-28 13:01:11,346 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2018-03-28 13:01:11,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-03-28 13:01:11,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2018-03-28 13:01:11,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-03-28 13:01:11,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 69 transitions. [2018-03-28 13:01:11,350 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 69 transitions. Word has length 15 [2018-03-28 13:01:11,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:11,351 INFO L459 AbstractCegarLoop]: Abstraction has 69 states and 69 transitions. [2018-03-28 13:01:11,351 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-03-28 13:01:11,351 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 69 transitions. [2018-03-28 13:01:11,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-03-28 13:01:11,351 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:11,351 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 13:01:11,351 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]=== [2018-03-28 13:01:11,351 INFO L82 PathProgramCache]: Analyzing trace with hash 420223947, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:11,357 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:11,376 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:11,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 13:01:11,381 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,384 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,385 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-03-28 13:01:11,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-03-28 13:01:11,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-03-28 13:01:11,398 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,400 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-03-28 13:01:11,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-03-28 13:01:11,414 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,415 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,420 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,420 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:21 [2018-03-28 13:01:11,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-03-28 13:01:11,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-03-28 13:01:11,434 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,436 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-03-28 13:01:11,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-03-28 13:01:11,446 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,447 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,450 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,451 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:9 [2018-03-28 13:01:11,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:11,456 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:11,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:11,519 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:11,519 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2018-03-28 13:01:11,519 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-03-28 13:01:11,519 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-03-28 13:01:11,519 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-03-28 13:01:11,520 INFO L87 Difference]: Start difference. First operand 69 states and 69 transitions. Second operand 8 states. [2018-03-28 13:01:11,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:11,603 INFO L93 Difference]: Finished difference Result 69 states and 69 transitions. [2018-03-28 13:01:11,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-03-28 13:01:11,604 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2018-03-28 13:01:11,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:11,605 INFO L225 Difference]: With dead ends: 69 [2018-03-28 13:01:11,605 INFO L226 Difference]: Without dead ends: 68 [2018-03-28 13:01:11,605 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-03-28 13:01:11,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-03-28 13:01:11,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2018-03-28 13:01:11,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-03-28 13:01:11,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2018-03-28 13:01:11,613 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 68 transitions. Word has length 18 [2018-03-28 13:01:11,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:11,614 INFO L459 AbstractCegarLoop]: Abstraction has 68 states and 68 transitions. [2018-03-28 13:01:11,614 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-03-28 13:01:11,614 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2018-03-28 13:01:11,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-03-28 13:01:11,614 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:11,614 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 13:01:11,614 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]=== [2018-03-28 13:01:11,614 INFO L82 PathProgramCache]: Analyzing trace with hash 420223946, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:11,625 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:11,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:11,641 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:11,645 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 13:01:11,645 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,647 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,647 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-28 13:01:11,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-03-28 13:01:11,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-03-28 13:01:11,656 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,658 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,661 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,661 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:11 [2018-03-28 13:01:11,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-03-28 13:01:11,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-03-28 13:01:11,670 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,671 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,672 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,672 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-03-28 13:01:11,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:11,677 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:11,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:11,703 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:11,704 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-03-28 13:01:11,704 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-03-28 13:01:11,704 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-03-28 13:01:11,704 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-03-28 13:01:11,704 INFO L87 Difference]: Start difference. First operand 68 states and 68 transitions. Second operand 5 states. [2018-03-28 13:01:11,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:11,769 INFO L93 Difference]: Finished difference Result 68 states and 68 transitions. [2018-03-28 13:01:11,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-03-28 13:01:11,770 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-03-28 13:01:11,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:11,770 INFO L225 Difference]: With dead ends: 68 [2018-03-28 13:01:11,770 INFO L226 Difference]: Without dead ends: 67 [2018-03-28 13:01:11,771 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-03-28 13:01:11,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-03-28 13:01:11,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2018-03-28 13:01:11,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-03-28 13:01:11,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 67 transitions. [2018-03-28 13:01:11,776 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 67 transitions. Word has length 18 [2018-03-28 13:01:11,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:11,776 INFO L459 AbstractCegarLoop]: Abstraction has 67 states and 67 transitions. [2018-03-28 13:01:11,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-03-28 13:01:11,776 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 67 transitions. [2018-03-28 13:01:11,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-03-28 13:01:11,777 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:11,777 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] [2018-03-28 13:01:11,777 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]=== [2018-03-28 13:01:11,778 INFO L82 PathProgramCache]: Analyzing trace with hash 728131373, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:11,784 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:11,806 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:11,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:11,833 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:11,849 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 7 [2018-03-28 13:01:11,850 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,850 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:11,851 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:3 [2018-03-28 13:01:11,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:11,876 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:11,876 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2018-03-28 13:01:11,876 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-03-28 13:01:11,877 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-03-28 13:01:11,877 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-03-28 13:01:11,877 INFO L87 Difference]: Start difference. First operand 67 states and 67 transitions. Second operand 7 states. [2018-03-28 13:01:11,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:11,998 INFO L93 Difference]: Finished difference Result 76 states and 77 transitions. [2018-03-28 13:01:11,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-03-28 13:01:11,999 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-03-28 13:01:11,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:11,999 INFO L225 Difference]: With dead ends: 76 [2018-03-28 13:01:11,999 INFO L226 Difference]: Without dead ends: 72 [2018-03-28 13:01:12,000 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-03-28 13:01:12,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2018-03-28 13:01:12,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 65. [2018-03-28 13:01:12,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-03-28 13:01:12,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 66 transitions. [2018-03-28 13:01:12,005 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 66 transitions. Word has length 24 [2018-03-28 13:01:12,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:12,005 INFO L459 AbstractCegarLoop]: Abstraction has 65 states and 66 transitions. [2018-03-28 13:01:12,005 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-03-28 13:01:12,005 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-03-28 13:01:12,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-03-28 13:01:12,006 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:12,006 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] [2018-03-28 13:01:12,006 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]=== [2018-03-28 13:01:12,006 INFO L82 PathProgramCache]: Analyzing trace with hash 728131374, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:12,018 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:12,038 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:12,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:12,090 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:12,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-03-28 13:01:12,149 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,151 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:12,151 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:7 [2018-03-28 13:01:12,156 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:12,157 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:12,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 13 [2018-03-28 13:01:12,158 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,159 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,159 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2018-03-28 13:01:12,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:12,183 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:12,183 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 10 [2018-03-28 13:01:12,183 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-03-28 13:01:12,183 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-03-28 13:01:12,183 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-03-28 13:01:12,184 INFO L87 Difference]: Start difference. First operand 65 states and 66 transitions. Second operand 11 states. [2018-03-28 13:01:12,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:12,295 INFO L93 Difference]: Finished difference Result 65 states and 66 transitions. [2018-03-28 13:01:12,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-03-28 13:01:12,295 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 24 [2018-03-28 13:01:12,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:12,296 INFO L225 Difference]: With dead ends: 65 [2018-03-28 13:01:12,296 INFO L226 Difference]: Without dead ends: 63 [2018-03-28 13:01:12,297 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-03-28 13:01:12,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-03-28 13:01:12,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2018-03-28 13:01:12,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-03-28 13:01:12,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2018-03-28 13:01:12,301 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 63 transitions. Word has length 24 [2018-03-28 13:01:12,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:12,302 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 63 transitions. [2018-03-28 13:01:12,302 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-03-28 13:01:12,302 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2018-03-28 13:01:12,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-03-28 13:01:12,303 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:12,303 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] [2018-03-28 13:01:12,303 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]=== [2018-03-28 13:01:12,303 INFO L82 PathProgramCache]: Analyzing trace with hash -2118070082, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:12,311 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:12,332 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:12,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:12,387 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:12,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-03-28 13:01:12,449 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,451 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,451 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:3 [2018-03-28 13:01:12,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 18 [2018-03-28 13:01:12,465 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:12,467 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:12,467 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:9 [2018-03-28 13:01:12,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:12,494 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:12,494 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 13 [2018-03-28 13:01:12,495 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-03-28 13:01:12,495 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-03-28 13:01:12,495 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2018-03-28 13:01:12,495 INFO L87 Difference]: Start difference. First operand 63 states and 63 transitions. Second operand 14 states. [2018-03-28 13:01:12,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:12,615 INFO L93 Difference]: Finished difference Result 63 states and 63 transitions. [2018-03-28 13:01:12,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-03-28 13:01:12,615 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 27 [2018-03-28 13:01:12,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:12,616 INFO L225 Difference]: With dead ends: 63 [2018-03-28 13:01:12,616 INFO L226 Difference]: Without dead ends: 61 [2018-03-28 13:01:12,616 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 38 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2018-03-28 13:01:12,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-03-28 13:01:12,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2018-03-28 13:01:12,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-03-28 13:01:12,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2018-03-28 13:01:12,621 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 61 transitions. Word has length 27 [2018-03-28 13:01:12,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:12,621 INFO L459 AbstractCegarLoop]: Abstraction has 61 states and 61 transitions. [2018-03-28 13:01:12,621 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-03-28 13:01:12,622 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2018-03-28 13:01:12,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-03-28 13:01:12,622 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:12,622 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 13:01:12,623 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]=== [2018-03-28 13:01:12,623 INFO L82 PathProgramCache]: Analyzing trace with hash -2061283181, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:12,630 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:12,656 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:12,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-03-28 13:01:12,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-03-28 13:01:12,671 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,672 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,676 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,677 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:7 [2018-03-28 13:01:12,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-03-28 13:01:12,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-03-28 13:01:12,760 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,762 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20 [2018-03-28 13:01:12,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2018-03-28 13:01:12,770 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,773 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,777 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:12,777 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:37, output treesize:11 [2018-03-28 13:01:12,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:12,804 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:13,028 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-03-28 13:01:13,028 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,031 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,031 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 10 variables, input treesize:99, output treesize:1 [2018-03-28 13:01:13,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 32 [2018-03-28 13:01:13,043 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:13,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-03-28 13:01:13,061 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,072 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-03-28 13:01:13,072 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:49, output treesize:39 [2018-03-28 13:01:13,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23 [2018-03-28 13:01:13,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2018-03-28 13:01:13,105 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-03-28 13:01:13,121 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,130 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:13,141 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:13,142 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:56, output treesize:23 [2018-03-28 13:01:13,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2018-03-28 13:01:13,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-03-28 13:01:13,173 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,174 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2018-03-28 13:01:13,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-03-28 13:01:13,182 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,183 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,186 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:13,186 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:33, output treesize:7 [2018-03-28 13:01:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:13,216 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:13,216 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 15 [2018-03-28 13:01:13,216 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-03-28 13:01:13,217 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-03-28 13:01:13,217 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2018-03-28 13:01:13,217 INFO L87 Difference]: Start difference. First operand 61 states and 61 transitions. Second operand 16 states. [2018-03-28 13:01:13,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:13,479 INFO L93 Difference]: Finished difference Result 61 states and 61 transitions. [2018-03-28 13:01:13,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-03-28 13:01:13,480 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 30 [2018-03-28 13:01:13,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:13,481 INFO L225 Difference]: With dead ends: 61 [2018-03-28 13:01:13,481 INFO L226 Difference]: Without dead ends: 60 [2018-03-28 13:01:13,481 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=418, Unknown=0, NotChecked=0, Total=506 [2018-03-28 13:01:13,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-03-28 13:01:13,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2018-03-28 13:01:13,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-03-28 13:01:13,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 60 transitions. [2018-03-28 13:01:13,486 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 60 transitions. Word has length 30 [2018-03-28 13:01:13,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:13,487 INFO L459 AbstractCegarLoop]: Abstraction has 60 states and 60 transitions. [2018-03-28 13:01:13,487 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-03-28 13:01:13,487 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2018-03-28 13:01:13,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-03-28 13:01:13,487 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:13,488 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 13:01:13,488 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]=== [2018-03-28 13:01:13,488 INFO L82 PathProgramCache]: Analyzing trace with hash -2061283182, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:13,494 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:13,516 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:13,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-03-28 13:01:13,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-03-28 13:01:13,719 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,720 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,722 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,723 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:5 [2018-03-28 13:01:13,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:13,746 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:13,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-03-28 13:01:13,798 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,799 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,800 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:7 [2018-03-28 13:01:13,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 16 [2018-03-28 13:01:13,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2018-03-28 13:01:13,808 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 7 [2018-03-28 13:01:13,814 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:13,816 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:13,818 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:13,818 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2018-03-28 13:01:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:13,842 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:13,842 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 9] imperfect sequences [] total 13 [2018-03-28 13:01:13,843 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-03-28 13:01:13,843 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-03-28 13:01:13,843 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2018-03-28 13:01:13,843 INFO L87 Difference]: Start difference. First operand 60 states and 60 transitions. Second operand 14 states. [2018-03-28 13:01:14,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:14,216 INFO L93 Difference]: Finished difference Result 63 states and 63 transitions. [2018-03-28 13:01:14,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-03-28 13:01:14,216 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 30 [2018-03-28 13:01:14,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:14,219 INFO L225 Difference]: With dead ends: 63 [2018-03-28 13:01:14,219 INFO L226 Difference]: Without dead ends: 61 [2018-03-28 13:01:14,220 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=77, Invalid=343, Unknown=0, NotChecked=0, Total=420 [2018-03-28 13:01:14,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-03-28 13:01:14,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 58. [2018-03-28 13:01:14,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-03-28 13:01:14,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 58 transitions. [2018-03-28 13:01:14,223 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 58 transitions. Word has length 30 [2018-03-28 13:01:14,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:14,223 INFO L459 AbstractCegarLoop]: Abstraction has 58 states and 58 transitions. [2018-03-28 13:01:14,223 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-03-28 13:01:14,223 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 58 transitions. [2018-03-28 13:01:14,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-03-28 13:01:14,224 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:14,224 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] [2018-03-28 13:01:14,224 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]=== [2018-03-28 13:01:14,224 INFO L82 PathProgramCache]: Analyzing trace with hash 524730817, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:14,231 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:14,253 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:14,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 13:01:14,281 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:14,286 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:14,287 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-03-28 13:01:14,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-03-28 13:01:14,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-03-28 13:01:14,302 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:14,304 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:14,309 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:14,310 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:18 [2018-03-28 13:01:14,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-03-28 13:01:14,376 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:14,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-03-28 13:01:14,377 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:14,380 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:14,385 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:14,386 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:30, output treesize:5 [2018-03-28 13:01:14,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:14,406 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:14,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 3 [2018-03-28 13:01:14,509 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:14,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2018-03-28 13:01:14,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-03-28 13:01:14,525 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:14,526 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:14,531 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:14,531 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:27, output treesize:7 [2018-03-28 13:01:14,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2018-03-28 13:01:14,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2018-03-28 13:01:14,596 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:14,598 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:14,612 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-03-28 13:01:14,612 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:68 [2018-03-28 13:01:14,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:14,802 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:14,812 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 18 [2018-03-28 13:01:14,813 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-03-28 13:01:14,813 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-03-28 13:01:14,813 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2018-03-28 13:01:14,813 INFO L87 Difference]: Start difference. First operand 58 states and 58 transitions. Second operand 19 states. [2018-03-28 13:01:15,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:15,137 INFO L93 Difference]: Finished difference Result 61 states and 61 transitions. [2018-03-28 13:01:15,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-03-28 13:01:15,137 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 31 [2018-03-28 13:01:15,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:15,138 INFO L225 Difference]: With dead ends: 61 [2018-03-28 13:01:15,138 INFO L226 Difference]: Without dead ends: 60 [2018-03-28 13:01:15,139 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 43 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=93, Invalid=459, Unknown=0, NotChecked=0, Total=552 [2018-03-28 13:01:15,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-03-28 13:01:15,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 57. [2018-03-28 13:01:15,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-03-28 13:01:15,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 57 transitions. [2018-03-28 13:01:15,142 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 57 transitions. Word has length 31 [2018-03-28 13:01:15,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:15,143 INFO L459 AbstractCegarLoop]: Abstraction has 57 states and 57 transitions. [2018-03-28 13:01:15,143 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-03-28 13:01:15,143 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 57 transitions. [2018-03-28 13:01:15,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-03-28 13:01:15,144 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:15,144 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] [2018-03-28 13:01:15,144 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]=== [2018-03-28 13:01:15,144 INFO L82 PathProgramCache]: Analyzing trace with hash 524730818, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:15,153 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:15,172 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:15,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 13:01:15,178 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,184 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,184 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-03-28 13:01:15,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-03-28 13:01:15,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-03-28 13:01:15,205 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,206 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-03-28 13:01:15,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-03-28 13:01:15,214 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,215 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,219 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,219 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:21 [2018-03-28 13:01:15,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-03-28 13:01:15,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-03-28 13:01:15,250 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,257 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-03-28 13:01:15,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-03-28 13:01:15,265 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,266 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,269 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,269 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:9 [2018-03-28 13:01:15,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:15,291 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:15,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2018-03-28 13:01:15,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-03-28 13:01:15,468 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:15,471 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:15,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2018-03-28 13:01:15,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-03-28 13:01:15,475 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:15,479 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:15,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2018-03-28 13:01:15,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-03-28 13:01:15,484 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:15,487 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:15,516 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-03-28 13:01:15,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-03-28 13:01:15,518 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,519 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-03-28 13:01:15,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-03-28 13:01:15,522 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,523 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-03-28 13:01:15,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-03-28 13:01:15,526 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,527 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,543 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-03-28 13:01:15,543 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 3 variables, input treesize:59, output treesize:17 [2018-03-28 13:01:15,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:15,594 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:15,594 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 16 [2018-03-28 13:01:15,594 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-03-28 13:01:15,594 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-03-28 13:01:15,594 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2018-03-28 13:01:15,595 INFO L87 Difference]: Start difference. First operand 57 states and 57 transitions. Second operand 17 states. [2018-03-28 13:01:15,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:15,813 INFO L93 Difference]: Finished difference Result 57 states and 57 transitions. [2018-03-28 13:01:15,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-03-28 13:01:15,814 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 31 [2018-03-28 13:01:15,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:15,814 INFO L225 Difference]: With dead ends: 57 [2018-03-28 13:01:15,814 INFO L226 Difference]: Without dead ends: 55 [2018-03-28 13:01:15,815 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=92, Invalid=414, Unknown=0, NotChecked=0, Total=506 [2018-03-28 13:01:15,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-03-28 13:01:15,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-03-28 13:01:15,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-03-28 13:01:15,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 55 transitions. [2018-03-28 13:01:15,819 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 55 transitions. Word has length 31 [2018-03-28 13:01:15,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:15,819 INFO L459 AbstractCegarLoop]: Abstraction has 55 states and 55 transitions. [2018-03-28 13:01:15,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-03-28 13:01:15,819 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 55 transitions. [2018-03-28 13:01:15,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-03-28 13:01:15,820 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:15,820 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] [2018-03-28 13:01:15,820 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]=== [2018-03-28 13:01:15,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1230421182, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:15,828 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:15,847 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:15,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-03-28 13:01:15,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-03-28 13:01:15,861 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,863 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,866 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,866 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2018-03-28 13:01:15,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-03-28 13:01:15,878 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:15,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-03-28 13:01:15,880 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,884 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,891 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,891 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:7 [2018-03-28 13:01:15,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-03-28 13:01:15,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-03-28 13:01:15,923 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,924 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,925 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:15,925 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:15, output treesize:3 [2018-03-28 13:01:15,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:15,940 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:16,026 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-03-28 13:01:16,026 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,027 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,027 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:15, output treesize:1 [2018-03-28 13:01:16,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-03-28 13:01:16,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 17 [2018-03-28 13:01:16,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2018-03-28 13:01:16,070 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:16,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-03-28 13:01:16,072 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,079 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-03-28 13:01:16,093 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-03-28 13:01:16,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 27 [2018-03-28 13:01:16,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-03-28 13:01:16,101 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-03-28 13:01:16,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2018-03-28 13:01:16,126 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:16,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-03-28 13:01:16,127 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,134 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-03-28 13:01:16,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 31 [2018-03-28 13:01:16,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2018-03-28 13:01:16,196 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,213 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 17 [2018-03-28 13:01:16,213 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:16,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2018-03-28 13:01:16,218 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:16,230 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-03-28 13:01:16,243 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-03-28 13:01:16,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2018-03-28 13:01:16,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-03-28 13:01:16,246 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,247 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,260 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-03-28 13:01:16,261 INFO L202 ElimStorePlain]: Needed 16 recursive calls to eliminate 2 variables, input treesize:20, output treesize:24 [2018-03-28 13:01:16,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:16,287 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:16,287 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 10] imperfect sequences [] total 15 [2018-03-28 13:01:16,288 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-03-28 13:01:16,288 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-03-28 13:01:16,288 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2018-03-28 13:01:16,288 INFO L87 Difference]: Start difference. First operand 55 states and 55 transitions. Second operand 16 states. [2018-03-28 13:01:16,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:16,424 INFO L93 Difference]: Finished difference Result 55 states and 55 transitions. [2018-03-28 13:01:16,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-03-28 13:01:16,424 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 35 [2018-03-28 13:01:16,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:16,425 INFO L225 Difference]: With dead ends: 55 [2018-03-28 13:01:16,425 INFO L226 Difference]: Without dead ends: 54 [2018-03-28 13:01:16,425 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 54 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=342, Unknown=0, NotChecked=0, Total=420 [2018-03-28 13:01:16,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-03-28 13:01:16,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-03-28 13:01:16,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-03-28 13:01:16,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2018-03-28 13:01:16,428 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 54 transitions. Word has length 35 [2018-03-28 13:01:16,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:16,428 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 54 transitions. [2018-03-28 13:01:16,428 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-03-28 13:01:16,428 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2018-03-28 13:01:16,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-03-28 13:01:16,429 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:16,429 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 13:01:16,429 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]=== [2018-03-28 13:01:16,429 INFO L82 PathProgramCache]: Analyzing trace with hash -300147483, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:16,434 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:16,455 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:16,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 13:01:16,474 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,479 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,480 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-03-28 13:01:16,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-03-28 13:01:16,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-03-28 13:01:16,495 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,496 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,502 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,503 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:19 [2018-03-28 13:01:16,513 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:16,514 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:16,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-03-28 13:01:16,515 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,527 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,527 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2018-03-28 13:01:16,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2018-03-28 13:01:16,544 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:16,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-03-28 13:01:16,547 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,551 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,596 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,596 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:24 [2018-03-28 13:01:16,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-03-28 13:01:16,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 4 [2018-03-28 13:01:16,675 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,675 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,676 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,676 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:4 [2018-03-28 13:01:16,706 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:16,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-03-28 13:01:16,707 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,710 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 13:01:16,711 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-03-28 13:01:16,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:16,726 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:16,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-03-28 13:01:16,747 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,747 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,748 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2018-03-28 13:01:16,851 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,851 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 5 variables, input treesize:29, output treesize:1 [2018-03-28 13:01:16,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2018-03-28 13:01:16,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 27 [2018-03-28 13:01:16,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-03-28 13:01:16,967 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,969 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:16,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 12 [2018-03-28 13:01:16,971 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:16,973 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:16,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 31 [2018-03-28 13:01:16,979 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:16,993 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:16,998 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:17,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2018-03-28 13:01:17,001 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:17,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 10 [2018-03-28 13:01:17,002 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,004 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,013 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-03-28 13:01:17,013 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 2 variables, input treesize:51, output treesize:37 [2018-03-28 13:01:17,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:17,090 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:17,090 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [17, 15] imperfect sequences [] total 28 [2018-03-28 13:01:17,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-03-28 13:01:17,090 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-03-28 13:01:17,091 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=729, Unknown=0, NotChecked=0, Total=812 [2018-03-28 13:01:17,091 INFO L87 Difference]: Start difference. First operand 54 states and 54 transitions. Second operand 29 states. [2018-03-28 13:01:17,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:17,512 INFO L93 Difference]: Finished difference Result 57 states and 57 transitions. [2018-03-28 13:01:17,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-03-28 13:01:17,512 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 39 [2018-03-28 13:01:17,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:17,513 INFO L225 Difference]: With dead ends: 57 [2018-03-28 13:01:17,513 INFO L226 Difference]: Without dead ends: 56 [2018-03-28 13:01:17,514 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 376 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=237, Invalid=1569, Unknown=0, NotChecked=0, Total=1806 [2018-03-28 13:01:17,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-03-28 13:01:17,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 53. [2018-03-28 13:01:17,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-03-28 13:01:17,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2018-03-28 13:01:17,517 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 53 transitions. Word has length 39 [2018-03-28 13:01:17,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:17,518 INFO L459 AbstractCegarLoop]: Abstraction has 53 states and 53 transitions. [2018-03-28 13:01:17,518 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-03-28 13:01:17,518 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2018-03-28 13:01:17,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-03-28 13:01:17,519 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:17,519 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 13:01:17,519 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__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]=== [2018-03-28 13:01:17,520 INFO L82 PathProgramCache]: Analyzing trace with hash -678919251, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:17,525 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:17,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 13:01:17,546 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 13:01:17,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 13:01:17,555 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,558 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,558 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-03-28 13:01:17,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-03-28 13:01:17,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-03-28 13:01:17,572 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,573 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,579 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,579 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:19 [2018-03-28 13:01:17,590 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:17,591 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:17,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-03-28 13:01:17,591 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,595 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,596 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2018-03-28 13:01:17,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-03-28 13:01:17,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-03-28 13:01:17,610 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,612 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2018-03-28 13:01:17,627 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 13:01:17,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-03-28 13:01:17,628 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,632 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,640 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,640 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:44, output treesize:24 [2018-03-28 13:01:17,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-03-28 13:01:17,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-03-28 13:01:17,679 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,681 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,688 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,688 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:39 [2018-03-28 13:01:17,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 50 [2018-03-28 13:01:17,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-03-28 13:01:17,728 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,733 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,739 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,740 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:62, output treesize:52 [2018-03-28 13:01:17,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2018-03-28 13:01:17,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2018-03-28 13:01:17,869 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,874 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 29 [2018-03-28 13:01:17,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 15 [2018-03-28 13:01:17,884 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,887 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,891 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,892 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:71, output treesize:19 [2018-03-28 13:01:17,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2018-03-28 13:01:17,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-03-28 13:01:17,960 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-03-28 13:01:17,966 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,969 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,972 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:17,972 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:33, output treesize:7 [2018-03-28 13:01:17,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:17,993 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 13:01:18,306 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:18,306 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 8 variables, input treesize:131, output treesize:1 [2018-03-28 13:01:18,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 93 [2018-03-28 13:01:18,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-03-28 13:01:18,492 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:18,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 94 [2018-03-28 13:01:18,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 75 [2018-03-28 13:01:18,564 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:18,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 79 [2018-03-28 13:01:18,651 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:19,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 66 [2018-03-28 13:01:19,076 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:19,212 INFO L267 ElimStorePlain]: Start of recursive call 4: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:19,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 96 [2018-03-28 13:01:19,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 75 [2018-03-28 13:01:19,235 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:19,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 85 [2018-03-28 13:01:19,443 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:19,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 76 [2018-03-28 13:01:19,613 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:19,665 INFO L267 ElimStorePlain]: Start of recursive call 8: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:19,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 94 [2018-03-28 13:01:19,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 66 [2018-03-28 13:01:19,704 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:19,759 INFO L267 ElimStorePlain]: Start of recursive call 12: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:19,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 75 treesize of output 103 [2018-03-28 13:01:19,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 79 [2018-03-28 13:01:19,785 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:19,873 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:19,875 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:19,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 81 [2018-03-28 13:01:19,886 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 3 xjuncts. [2018-03-28 13:01:19,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-03-28 13:01:19,985 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:20,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 70 [2018-03-28 13:01:20,106 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:20,185 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2018-03-28 13:01:20,185 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:20,197 INFO L267 ElimStorePlain]: Start of recursive call 14: 13 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:20,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 109 [2018-03-28 13:01:20,217 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:20,219 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:20,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 81 [2018-03-28 13:01:20,228 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 3 xjuncts. [2018-03-28 13:01:20,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 85 [2018-03-28 13:01:20,425 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:20,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 82 [2018-03-28 13:01:20,507 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:20,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 75 [2018-03-28 13:01:20,543 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:20,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-03-28 13:01:20,642 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:20,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 64 [2018-03-28 13:01:20,695 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:20,711 INFO L267 ElimStorePlain]: Start of recursive call 20: 13 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:20,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 73 [2018-03-28 13:01:20,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 62 [2018-03-28 13:01:20,722 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:20,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 53 [2018-03-28 13:01:20,743 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:20,760 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:20,761 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:20,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 59 [2018-03-28 13:01:20,762 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:20,776 INFO L267 ElimStorePlain]: Start of recursive call 27: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:20,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 90 [2018-03-28 13:01:20,796 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:20,796 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:20,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 60 [2018-03-28 13:01:20,797 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:20,870 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:20,872 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:20,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 69 [2018-03-28 13:01:20,882 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 3 xjuncts. [2018-03-28 13:01:21,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 63 [2018-03-28 13:01:21,049 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:21,139 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:21,141 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:21,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 62 [2018-03-28 13:01:21,150 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 3 xjuncts. [2018-03-28 13:01:21,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 60 [2018-03-28 13:01:21,199 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:21,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-03-28 13:01:21,230 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:21,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 53 [2018-03-28 13:01:21,273 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:21,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-03-28 13:01:21,290 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:21,304 INFO L267 ElimStorePlain]: Start of recursive call 31: 13 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:21,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 96 [2018-03-28 13:01:21,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 76 [2018-03-28 13:01:21,338 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:21,396 INFO L267 ElimStorePlain]: Start of recursive call 40: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:21,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 88 [2018-03-28 13:01:21,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 67 [2018-03-28 13:01:21,416 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:21,485 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:21,487 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:21,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 56 [2018-03-28 13:01:21,498 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 3 xjuncts. [2018-03-28 13:01:21,562 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:21,564 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:21,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 62 [2018-03-28 13:01:21,574 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 3 xjuncts. [2018-03-28 13:01:21,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 37 [2018-03-28 13:01:21,628 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:21,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 47 [2018-03-28 13:01:21,712 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:21,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-03-28 13:01:21,752 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:21,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 41 [2018-03-28 13:01:21,818 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:21,853 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:21,855 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:21,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 49 [2018-03-28 13:01:21,865 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 3 xjuncts. [2018-03-28 13:01:21,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-03-28 13:01:21,888 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:21,892 INFO L267 ElimStorePlain]: Start of recursive call 42: 13 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:21,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 60 [2018-03-28 13:01:21,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 47 [2018-03-28 13:01:21,901 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:21,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2018-03-28 13:01:21,919 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:21,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 46 [2018-03-28 13:01:21,938 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:21,946 INFO L267 ElimStorePlain]: Start of recursive call 52: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:21,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 96 [2018-03-28 13:01:21,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 85 [2018-03-28 13:01:21,990 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:22,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 89 [2018-03-28 13:01:22,145 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:22,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 76 [2018-03-28 13:01:22,293 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:22,314 INFO L267 ElimStorePlain]: Start of recursive call 56: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:22,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 60 [2018-03-28 13:01:22,323 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:22,323 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:22,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 46 [2018-03-28 13:01:22,324 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:22,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 49 [2018-03-28 13:01:22,339 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:22,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 43 [2018-03-28 13:01:22,353 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:22,363 INFO L267 ElimStorePlain]: Start of recursive call 60: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:22,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 90 [2018-03-28 13:01:22,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-03-28 13:01:22,383 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:22,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 54 [2018-03-28 13:01:22,460 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:22,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 67 [2018-03-28 13:01:22,533 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:22,604 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:22,604 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:22,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 60 [2018-03-28 13:01:22,605 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:22,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 52 [2018-03-28 13:01:22,670 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:22,794 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:22,796 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:22,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 75 [2018-03-28 13:01:22,806 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 3 xjuncts. [2018-03-28 13:01:22,867 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:22,869 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:22,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 62 [2018-03-28 13:01:22,879 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 3 xjuncts. [2018-03-28 13:01:22,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-03-28 13:01:22,947 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:22,972 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2018-03-28 13:01:22,972 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 45 [2018-03-28 13:01:23,014 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:23,023 INFO L267 ElimStorePlain]: Start of recursive call 64: 13 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:23,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 67 [2018-03-28 13:01:23,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-03-28 13:01:23,026 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,032 INFO L267 ElimStorePlain]: Start of recursive call 75: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 96 [2018-03-28 13:01:23,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 83 [2018-03-28 13:01:23,071 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:23,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 85 [2018-03-28 13:01:23,375 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:23,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 76 [2018-03-28 13:01:23,423 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 8 xjuncts. [2018-03-28 13:01:23,450 INFO L267 ElimStorePlain]: Start of recursive call 77: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 73 [2018-03-28 13:01:23,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 62 [2018-03-28 13:01:23,458 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,476 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:23,477 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 13:01:23,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 59 [2018-03-28 13:01:23,477 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 53 [2018-03-28 13:01:23,494 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,509 INFO L267 ElimStorePlain]: Start of recursive call 81: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:23,541 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-03-28 13:01:23,550 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-03-28 13:01:23,550 INFO L202 ElimStorePlain]: Needed 84 recursive calls to eliminate 1 variables, input treesize:115, output treesize:74 [2018-03-28 13:01:23,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2018-03-28 13:01:23,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-03-28 13:01:23,690 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,691 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-03-28 13:01:23,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-03-28 13:01:23,711 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,712 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-03-28 13:01:23,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-03-28 13:01:23,714 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,715 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,727 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-03-28 13:01:23,727 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:128, output treesize:25 [2018-03-28 13:01:23,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 28 [2018-03-28 13:01:23,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2018-03-28 13:01:23,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-03-28 13:01:23,848 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-03-28 13:01:23,853 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-03-28 13:01:23,856 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:23,861 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 13:01:23,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-03-28 13:01:23,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-03-28 13:01:23,864 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,867 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 13:01:23,887 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 5 xjuncts. [2018-03-28 13:01:23,887 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:61, output treesize:63 [2018-03-28 13:01:23,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 13:01:24,007 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 13:01:24,007 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [21, 20] imperfect sequences [] total 39 [2018-03-28 13:01:24,007 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-03-28 13:01:24,007 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-03-28 13:01:24,008 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1366, Unknown=0, NotChecked=0, Total=1482 [2018-03-28 13:01:24,008 INFO L87 Difference]: Start difference. First operand 53 states and 53 transitions. Second operand 39 states. [2018-03-28 13:01:25,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 13:01:25,179 INFO L93 Difference]: Finished difference Result 61 states and 60 transitions. [2018-03-28 13:01:25,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-03-28 13:01:25,180 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 41 [2018-03-28 13:01:25,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 13:01:25,180 INFO L225 Difference]: With dead ends: 61 [2018-03-28 13:01:25,180 INFO L226 Difference]: Without dead ends: 43 [2018-03-28 13:01:25,181 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 639 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=387, Invalid=2919, Unknown=0, NotChecked=0, Total=3306 [2018-03-28 13:01:25,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-03-28 13:01:25,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2018-03-28 13:01:25,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-03-28 13:01:25,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 42 transitions. [2018-03-28 13:01:25,183 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 42 transitions. Word has length 41 [2018-03-28 13:01:25,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 13:01:25,184 INFO L459 AbstractCegarLoop]: Abstraction has 43 states and 42 transitions. [2018-03-28 13:01:25,184 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-03-28 13:01:25,184 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 42 transitions. [2018-03-28 13:01:25,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-03-28 13:01:25,184 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 13:01:25,184 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 13:01:25,184 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__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]=== [2018-03-28 13:01:25,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1682532430, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 13:01:25,190 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 13:01:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-03-28 13:01:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-03-28 13:01:25,276 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-03-28 13:01:25,296 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-03-28 13:01:25,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 01:01:25 BoogieIcfgContainer [2018-03-28 13:01:25,316 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-03-28 13:01:25,317 INFO L168 Benchmark]: Toolchain (without parser) took 17236.37 ms. Allocated memory was 305.1 MB in the beginning and 669.5 MB in the end (delta: 364.4 MB). Free memory was 241.2 MB in the beginning and 397.5 MB in the end (delta: -156.3 MB). Peak memory consumption was 208.1 MB. Max. memory is 5.3 GB. [2018-03-28 13:01:25,318 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 305.1 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-03-28 13:01:25,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.53 ms. Allocated memory is still 305.1 MB. Free memory was 241.2 MB in the beginning and 216.1 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 5.3 GB. [2018-03-28 13:01:25,318 INFO L168 Benchmark]: Boogie Preprocessor took 51.11 ms. Allocated memory is still 305.1 MB. Free memory was 216.1 MB in the beginning and 213.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. [2018-03-28 13:01:25,319 INFO L168 Benchmark]: RCFGBuilder took 491.57 ms. Allocated memory was 305.1 MB in the beginning and 468.7 MB in the end (delta: 163.6 MB). Free memory was 213.1 MB in the beginning and 403.1 MB in the end (delta: -190.1 MB). Peak memory consumption was 22.5 MB. Max. memory is 5.3 GB. [2018-03-28 13:01:25,319 INFO L168 Benchmark]: TraceAbstraction took 16367.35 ms. Allocated memory was 468.7 MB in the beginning and 669.5 MB in the end (delta: 200.8 MB). Free memory was 403.1 MB in the beginning and 397.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 206.5 MB. Max. memory is 5.3 GB. [2018-03-28 13:01:25,321 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 305.1 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 320.53 ms. Allocated memory is still 305.1 MB. Free memory was 241.2 MB in the beginning and 216.1 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 51.11 ms. Allocated memory is still 305.1 MB. Free memory was 216.1 MB in the beginning and 213.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 491.57 ms. Allocated memory was 305.1 MB in the beginning and 468.7 MB in the end (delta: 163.6 MB). Free memory was 213.1 MB in the beginning and 403.1 MB in the end (delta: -190.1 MB). Peak memory consumption was 22.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 16367.35 ms. Allocated memory was 468.7 MB in the beginning and 669.5 MB in the end (delta: 200.8 MB). Free memory was 403.1 MB in the beginning and 397.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 206.5 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: - UnprovableResult [Line: 641]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 641. Possible FailurePath: [L642] FCALL TData data; VAL [data={7:0}] [L643] CALL alloc_data(&data) VAL [pdata={7:0}] [L625] EXPR, FCALL malloc(sizeof(int)) VAL [malloc(sizeof(int))={6:0}, pdata={7:0}, pdata={7:0}] [L625] FCALL pdata->lo = (int *)malloc(sizeof(int)) VAL [malloc(sizeof(int))={6:0}, pdata={7:0}, pdata={7:0}] [L626] EXPR, FCALL malloc(sizeof(int)) VAL [malloc(sizeof(int))={6:0}, malloc(sizeof(int))={9:0}, pdata={7:0}, pdata={7:0}] [L626] FCALL pdata->hi = (int *)malloc(sizeof(int)) VAL [malloc(sizeof(int))={6:0}, malloc(sizeof(int))={9:0}, pdata={7:0}, pdata={7:0}] [L627] EXPR, FCALL pdata->lo VAL [malloc(sizeof(int))={6:0}, malloc(sizeof(int))={9:0}, pdata={7:0}, pdata={7:0}, pdata->lo={6:0}] [L627] FCALL *(pdata->lo) = 4 VAL [malloc(sizeof(int))={6:0}, malloc(sizeof(int))={9:0}, pdata={7:0}, pdata={7:0}, pdata->lo={6:0}] [L628] EXPR, FCALL pdata->hi VAL [malloc(sizeof(int))={6:0}, malloc(sizeof(int))={9:0}, pdata={7:0}, pdata={7:0}, pdata->hi={9:0}] [L628] RET, FCALL *(pdata->hi) = 8 VAL [malloc(sizeof(int))={6:0}, malloc(sizeof(int))={9:0}, pdata={7:0}, pdata={7:0}, pdata->hi={9:0}] [L643] alloc_data(&data) VAL [data={7:0}] [L644] CALL free_data(&data) VAL [data={7:0}] [L632] EXPR, FCALL data->lo VAL [data={7:0}, data={7:0}, data->lo={6:0}] [L632] int *lo = data->lo; VAL [data={7:0}, data={7:0}, data->lo={6:0}, lo={6:0}] [L633] EXPR, FCALL data->hi VAL [data={7:0}, data={7:0}, data->hi={9:0}, lo={6:0}] [L633] int *hi = data->hi; VAL [data={7:0}, data={7:0}, data->hi={9:0}, hi={9:0}, lo={6:0}] [L634] EXPR, FCALL \read(*lo) VAL [\read(*lo)=4, data={7:0}, data={7:0}, hi={9:0}, lo={6:0}] [L634] EXPR, FCALL \read(*hi) VAL [\read(*hi)=8, \read(*lo)=4, data={7:0}, data={7:0}, hi={9:0}, lo={6:0}] [L634] COND FALSE !(*lo >= *hi) VAL [\read(*hi)=8, \read(*lo)=4, data={7:0}, data={7:0}, hi={9:0}, lo={6:0}] [L638] FCALL data->lo = ((void *)0) VAL [data={7:0}, data={7:0}, hi={9:0}, lo={6:0}] [L639] RET, FCALL data->hi = ((void *)0) VAL [data={7:0}, data={7:0}, hi={9:0}, lo={6:0}] [L644] free_data(&data) VAL [data={7:0}] [L645] return 0; VAL [\result=0, data={7:0}] [L645] return 0; VAL [\result=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 82 locations, 29 error locations. UNSAFE Result, 16.3s OverallTime, 17 OverallIterations, 1 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 721 SDtfs, 1246 SDslu, 3960 SDs, 0 SdLazy, 3284 SolverSat, 134 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 871 GetRequests, 571 SyntacticMatches, 10 SemanticMatches, 290 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1381 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=82occurred 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, 16 MinimizatonAttempts, 16 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 10.8s InterpolantComputationTime, 442 NumberOfCodeBlocks, 442 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 768 ConstructedInterpolants, 46 QuantifiedInterpolants, 218822 SizeOfPredicates, 199 NumberOfNonLiveVariables, 2053 ConjunctsInSsa, 373 ConjunctsInUnsatCore, 32 InterpolantComputations, 32 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0019_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-03-28_13-01-25-328.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0019_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-03-28_13-01-25-328.csv Received shutdown request...