java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/memsafety/test-0019_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 21:20:23,517 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 21:20:23,519 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 21:20:23,531 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 21:20:23,532 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 21:20:23,532 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 21:20:23,533 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 21:20:23,535 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 21:20:23,536 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 21:20:23,537 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 21:20:23,538 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 21:20:23,538 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 21:20:23,539 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 21:20:23,540 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 21:20:23,540 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 21:20:23,542 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 21:20:23,544 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 21:20:23,545 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 21:20:23,546 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 21:20:23,547 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 21:20:23,549 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-12 21:20:23,549 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-12 21:20:23,549 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-12 21:20:23,550 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-12 21:20:23,551 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-12 21:20:23,552 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-12 21:20:23,552 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-12 21:20:23,552 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-12 21:20:23,553 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-12 21:20:23,553 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-12 21:20:23,554 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-12 21:20:23,554 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-04-12 21:20:23,564 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 21:20:23,564 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 21:20:23,565 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 21:20:23,566 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 21:20:23,566 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 21:20:23,566 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 21:20:23,566 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 21:20:23,566 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 21:20:23,566 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 21:20:23,566 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 21:20:23,567 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 21:20:23,567 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 21:20:23,567 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 21:20:23,567 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 21:20:23,567 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 21:20:23,567 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 21:20:23,567 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 21:20:23,567 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 21:20:23,567 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 21:20:23,567 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 21:20:23,568 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 21:20:23,568 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 21:20:23,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 21:20:23,604 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 21:20:23,607 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 21:20:23,608 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 21:20:23,608 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 21:20:23,608 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:23,975 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGa57129f87 [2018-04-12 21:20:24,100 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 21:20:24,101 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 21:20:24,101 INFO L168 CDTParser]: Scanning test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,110 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 21:20:24,110 INFO L215 ultiparseSymbolTable]: [2018-04-12 21:20:24,110 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 21:20:24,110 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,110 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data ('free_data') in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,110 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data ('alloc_data') in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,110 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 21:20:24,110 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____caddr_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,111 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____off64_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,111 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__u_quad_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,111 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____qaddr_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,111 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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21:20:24,111 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__fsblkcnt_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,111 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__ulong in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,111 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____int32_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,111 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__pthread_rwlockattr_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,111 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,112 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__size_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,112 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____pid_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,112 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____timer_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,112 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__pthread_mutexattr_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,112 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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21:20:24,112 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____quad_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,112 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____gid_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,112 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____mode_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,112 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____fsid_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,112 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__pthread_spinlock_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,113 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____sigset_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,113 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__caddr_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,113 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____int16_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,113 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__off_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,113 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____suseconds_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,113 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____uint32_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,113 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__TData in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,113 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__div_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,113 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____u_long 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21:20:24,114 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__u_short in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,114 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____nlink_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,114 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__gid_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,114 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__u_int8_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,114 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____clock_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__pthread_condattr_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__pid_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____blkcnt64_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__fsfilcnt_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__pthread_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____fd_mask in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__int32_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__fsid_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__clockid_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____loff_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__suseconds_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____int8_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____sig_atomic_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____ssize_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__timer_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____time_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____WAIT_STATUS in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__ushort in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__fd_mask in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__pthread_mutex_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____off_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____uint16_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__int64_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____ino64_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____daddr_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__int8_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____fsfilcnt_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__u_int64_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__time_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____u_int in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____key_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____uint8_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__id_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____useconds_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____fsfilcnt64_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__ldiv_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__ino_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__dev_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____swblk_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____blkcnt_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__pthread_barrierattr_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__register_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__pthread_rwlock_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__pthread_key_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____fsblkcnt_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,131 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGa57129f87 [2018-04-12 21:20:24,134 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 21:20:24,135 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 21:20:24,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 21:20:24,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 21:20:24,141 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 21:20:24,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 09:20:24" (1/1) ... [2018-04-12 21:20:24,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a000364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 09:20:24, skipping insertion in model container [2018-04-12 21:20:24,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 09:20:24" (1/1) ... [2018-04-12 21:20:24,159 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 21:20:24,185 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 21:20:24,303 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 21:20:24,335 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 21:20:24,340 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 111 non ball SCCs. Number of states in SCCs 111. [2018-04-12 21:20:24,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 09:20:24 WrapperNode [2018-04-12 21:20:24,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 21:20:24,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 21:20:24,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 21:20:24,370 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 21:20:24,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 09:20:24" (1/1) ... [2018-04-12 21:20:24,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 09:20:24" (1/1) ... [2018-04-12 21:20:24,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 09:20:24" (1/1) ... [2018-04-12 21:20:24,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 09:20:24" (1/1) ... [2018-04-12 21:20:24,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 09:20:24" (1/1) ... [2018-04-12 21:20:24,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 09:20:24" (1/1) ... [2018-04-12 21:20:24,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 09:20:24" (1/1) ... [2018-04-12 21:20:24,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 21:20:24,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 21:20:24,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 21:20:24,402 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 21:20:24,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 09:20:24" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 21:20:24,500 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 21:20:24,500 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 21:20:24,500 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data [2018-04-12 21:20:24,500 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data [2018-04-12 21:20:24,500 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 21:20:24,500 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-12 21:20:24,500 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 21:20:24,500 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 21:20:24,501 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 21:20:24,502 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 21:20:24,502 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 21:20:24,502 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 21:20:24,502 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 21:20:24,502 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 21:20:24,502 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 21:20:24,502 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 21:20:24,502 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 21:20:24,503 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 21:20:24,503 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 21:20:24,503 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 21:20:24,503 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 21:20:24,503 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 21:20:24,503 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 21:20:24,503 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 21:20:24,503 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 21:20:24,503 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 21:20:24,504 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 21:20:24,504 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 21:20:24,504 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 21:20:24,504 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 21:20:24,504 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 21:20:24,504 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 21:20:24,504 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 21:20:24,504 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 21:20:24,504 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 21:20:24,504 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 21:20:24,505 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 21:20:24,505 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 21:20:24,505 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 21:20:24,505 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 21:20:24,505 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 21:20:24,505 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 21:20:24,505 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 21:20:24,505 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 21:20:24,505 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 21:20:24,506 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 21:20:24,506 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 21:20:24,506 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 21:20:24,506 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 21:20:24,506 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 21:20:24,506 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 21:20:24,506 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 21:20:24,506 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 21:20:24,506 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 21:20:24,506 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 21:20:24,507 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 21:20:24,507 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 21:20:24,507 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 21:20:24,507 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-12 21:20:24,507 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 21:20:24,507 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 21:20:24,507 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 21:20:24,507 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 21:20:24,507 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 21:20:24,507 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 21:20:24,507 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 21:20:24,508 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 21:20:24,508 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 21:20:24,508 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 21:20:24,508 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 21:20:24,508 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 21:20:24,508 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 21:20:24,508 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 21:20:24,508 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 21:20:24,508 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 21:20:24,508 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 21:20:24,509 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 21:20:24,509 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 21:20:24,509 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 21:20:24,509 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 21:20:24,509 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 21:20:24,509 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 21:20:24,509 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 21:20:24,509 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 21:20:24,509 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 21:20:24,509 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 21:20:24,510 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 21:20:24,510 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 21:20:24,510 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 21:20:24,510 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 21:20:24,510 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 21:20:24,510 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 21:20:24,510 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 21:20:24,510 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 21:20:24,510 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 21:20:24,510 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data [2018-04-12 21:20:24,510 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 21:20:24,511 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-12 21:20:24,511 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data [2018-04-12 21:20:24,511 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-12 21:20:24,511 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 21:20:24,511 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 21:20:24,511 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 21:20:24,511 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 21:20:24,779 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 21:20:24,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 09:20:24 BoogieIcfgContainer [2018-04-12 21:20:24,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 21:20:24,780 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 21:20:24,781 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 21:20:24,783 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 21:20:24,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 09:20:24" (1/3) ... [2018-04-12 21:20:24,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b25acc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 09:20:24, skipping insertion in model container [2018-04-12 21:20:24,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 09:20:24" (2/3) ... [2018-04-12 21:20:24,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b25acc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 09:20:24, skipping insertion in model container [2018-04-12 21:20:24,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 09:20:24" (3/3) ... [2018-04-12 21:20:24,785 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0019_false-valid-memtrack_true-termination.i [2018-04-12 21:20:24,791 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-12 21:20:24,797 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 17 error locations. [2018-04-12 21:20:24,827 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 21:20:24,827 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 21:20:24,827 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 21:20:24,828 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-12 21:20:24,828 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-12 21:20:24,828 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 21:20:24,828 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 21:20:24,828 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 21:20:24,828 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 21:20:24,829 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 21:20:24,838 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2018-04-12 21:20:24,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-12 21:20:24,844 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 21:20:24,845 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 21:20:24,845 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr9RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr11RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr8RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr10RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr6AssertViolationMEMORY_FREE]=== [2018-04-12 21:20:24,848 INFO L82 PathProgramCache]: Analyzing trace with hash -235232197, now seen corresponding path program 1 times [2018-04-12 21:20:24,886 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 21:20:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 21:20:24,924 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 21:20:24,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:24,994 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 21:20:24,994 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 21:20:24,995 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 21:20:24,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:24,995 INFO L182 omatonBuilderFactory]: Interpolants [58#true, 59#false, 60#(= 1 (select |#valid| |main_~#data~0.base|)), 61#(= 1 (select |#valid| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|)), 62#(= 1 (select |#valid| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base))] [2018-04-12 21:20:24,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:24,996 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 21:20:25,007 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 21:20:25,008 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 21:20:25,009 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 5 states. [2018-04-12 21:20:25,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 21:20:25,107 INFO L93 Difference]: Finished difference Result 53 states and 53 transitions. [2018-04-12 21:20:25,108 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 21:20:25,109 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2018-04-12 21:20:25,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 21:20:25,117 INFO L225 Difference]: With dead ends: 53 [2018-04-12 21:20:25,118 INFO L226 Difference]: Without dead ends: 50 [2018-04-12 21:20:25,119 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-12 21:20:25,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-12 21:20:25,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-04-12 21:20:25,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-12 21:20:25,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2018-04-12 21:20:25,148 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 50 transitions. Word has length 10 [2018-04-12 21:20:25,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 21:20:25,149 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 50 transitions. [2018-04-12 21:20:25,149 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 21:20:25,149 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2018-04-12 21:20:25,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-12 21:20:25,149 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 21:20:25,150 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 21:20:25,150 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr9RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr11RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr8RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr10RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr6AssertViolationMEMORY_FREE]=== [2018-04-12 21:20:25,150 INFO L82 PathProgramCache]: Analyzing trace with hash -235232196, now seen corresponding path program 1 times [2018-04-12 21:20:25,151 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 21:20:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 21:20:25,165 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 21:20:25,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,218 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 21:20:25,218 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 21:20:25,218 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 21:20:25,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,219 INFO L182 omatonBuilderFactory]: Interpolants [168#true, 169#false, 170#(and (= 0 |main_~#data~0.offset|) (= (select |#valid| |main_~#data~0.base|) 1) (= 8 (select |#length| |main_~#data~0.base|))), 171#(and (= 0 |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (= (select |#valid| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) 1) (= 8 (select |#length| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|))), 172#(and (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= 8 (select |#length| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base)) (= (select |#valid| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) 1)), 173#(and (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= 8 (select |#length| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base)))] [2018-04-12 21:20:25,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,220 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 21:20:25,220 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 21:20:25,220 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-12 21:20:25,220 INFO L87 Difference]: Start difference. First operand 50 states and 50 transitions. Second operand 6 states. [2018-04-12 21:20:25,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 21:20:25,346 INFO L93 Difference]: Finished difference Result 48 states and 48 transitions. [2018-04-12 21:20:25,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 21:20:25,346 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2018-04-12 21:20:25,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 21:20:25,347 INFO L225 Difference]: With dead ends: 48 [2018-04-12 21:20:25,347 INFO L226 Difference]: Without dead ends: 48 [2018-04-12 21:20:25,348 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-12 21:20:25,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-04-12 21:20:25,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2018-04-12 21:20:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-04-12 21:20:25,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2018-04-12 21:20:25,353 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 48 transitions. Word has length 10 [2018-04-12 21:20:25,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 21:20:25,353 INFO L459 AbstractCegarLoop]: Abstraction has 48 states and 48 transitions. [2018-04-12 21:20:25,353 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 21:20:25,354 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2018-04-12 21:20:25,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-12 21:20:25,354 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 21:20:25,354 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 21:20:25,354 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr9RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr11RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr8RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr10RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr6AssertViolationMEMORY_FREE]=== [2018-04-12 21:20:25,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1646369967, now seen corresponding path program 1 times [2018-04-12 21:20:25,355 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 21:20:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 21:20:25,368 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 21:20:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,415 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 21:20:25,415 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 21:20:25,416 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 21:20:25,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,416 INFO L182 omatonBuilderFactory]: Interpolants [272#true, 273#false, 274#(= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|), 275#(= 1 (select |#valid| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|)), 276#(= 1 (select |#valid| |main_~#data~0.base|)), 277#(= 1 (select |#valid| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#in~data.base|)), 278#(= 1 (select |#valid| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.base))] [2018-04-12 21:20:25,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,417 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-12 21:20:25,417 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-12 21:20:25,417 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-12 21:20:25,417 INFO L87 Difference]: Start difference. First operand 48 states and 48 transitions. Second operand 7 states. [2018-04-12 21:20:25,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 21:20:25,518 INFO L93 Difference]: Finished difference Result 53 states and 53 transitions. [2018-04-12 21:20:25,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 21:20:25,519 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-04-12 21:20:25,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 21:20:25,520 INFO L225 Difference]: With dead ends: 53 [2018-04-12 21:20:25,520 INFO L226 Difference]: Without dead ends: 53 [2018-04-12 21:20:25,520 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-12 21:20:25,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-04-12 21:20:25,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 46. [2018-04-12 21:20:25,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-04-12 21:20:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 47 transitions. [2018-04-12 21:20:25,524 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 47 transitions. Word has length 17 [2018-04-12 21:20:25,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 21:20:25,525 INFO L459 AbstractCegarLoop]: Abstraction has 46 states and 47 transitions. [2018-04-12 21:20:25,525 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-12 21:20:25,525 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-04-12 21:20:25,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-12 21:20:25,525 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 21:20:25,525 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 21:20:25,525 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr9RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr11RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr8RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr10RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr6AssertViolationMEMORY_FREE]=== [2018-04-12 21:20:25,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1646369966, now seen corresponding path program 1 times [2018-04-12 21:20:25,526 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 21:20:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 21:20:25,539 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 21:20:25,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,618 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 21:20:25,618 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-12 21:20:25,618 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 21:20:25,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,618 INFO L182 omatonBuilderFactory]: Interpolants [384#(= 0 |main_~#data~0.offset|), 385#(and (or (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (not (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0))) (or (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset 0) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 386#(or (<= 8 (select |#length| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|)) (not (= 0 |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 387#(and (= 0 |main_~#data~0.offset|) (<= 8 (select |#length| |main_~#data~0.base|))), 388#(and (<= 8 (select |#length| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#in~data.base|)) (= 0 |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#in~data.offset|)), 389#(and (<= 8 (select |#length| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.base)) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.offset 0)), 382#true, 383#false] [2018-04-12 21:20:25,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,619 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 21:20:25,619 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 21:20:25,619 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-04-12 21:20:25,619 INFO L87 Difference]: Start difference. First operand 46 states and 47 transitions. Second operand 8 states. [2018-04-12 21:20:25,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 21:20:25,689 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2018-04-12 21:20:25,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 21:20:25,689 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2018-04-12 21:20:25,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 21:20:25,690 INFO L225 Difference]: With dead ends: 42 [2018-04-12 21:20:25,690 INFO L226 Difference]: Without dead ends: 42 [2018-04-12 21:20:25,691 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-04-12 21:20:25,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-04-12 21:20:25,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2018-04-12 21:20:25,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-04-12 21:20:25,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 42 transitions. [2018-04-12 21:20:25,694 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 42 transitions. Word has length 17 [2018-04-12 21:20:25,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 21:20:25,694 INFO L459 AbstractCegarLoop]: Abstraction has 42 states and 42 transitions. [2018-04-12 21:20:25,694 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 21:20:25,695 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2018-04-12 21:20:25,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-12 21:20:25,695 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 21:20:25,695 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] [2018-04-12 21:20:25,695 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr9RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr11RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr8RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr10RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr6AssertViolationMEMORY_FREE]=== [2018-04-12 21:20:25,695 INFO L82 PathProgramCache]: Analyzing trace with hash -695653108, now seen corresponding path program 1 times [2018-04-12 21:20:25,696 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 21:20:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 21:20:25,708 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 21:20:25,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,805 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 21:20:25,806 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-12 21:20:25,806 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 21:20:25,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,806 INFO L182 omatonBuilderFactory]: Interpolants [480#(and (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 481#(and (= 0 |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#t~malloc0.offset|) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 482#(and (= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset)) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 483#(= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 484#(= 0 (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) |main_~#data~0.offset|)), 485#(= 0 (select (select |#memory_$Pointer$.offset| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#in~data.base|) |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#in~data.offset|)), 486#(= 0 (select (select |#memory_$Pointer$.offset| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.offset)), 487#(= 0 |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#t~mem2.offset|), 488#(= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~lo~0.offset 0), 478#true, 479#false] [2018-04-12 21:20:25,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,807 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 21:20:25,807 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 21:20:25,807 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-12 21:20:25,807 INFO L87 Difference]: Start difference. First operand 42 states and 42 transitions. Second operand 11 states. [2018-04-12 21:20:25,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 21:20:25,879 INFO L93 Difference]: Finished difference Result 41 states and 41 transitions. [2018-04-12 21:20:25,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 21:20:25,880 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 22 [2018-04-12 21:20:25,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 21:20:25,880 INFO L225 Difference]: With dead ends: 41 [2018-04-12 21:20:25,880 INFO L226 Difference]: Without dead ends: 41 [2018-04-12 21:20:25,880 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2018-04-12 21:20:25,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-04-12 21:20:25,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-04-12 21:20:25,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-12 21:20:25,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 41 transitions. [2018-04-12 21:20:25,882 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 41 transitions. Word has length 22 [2018-04-12 21:20:25,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 21:20:25,883 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 41 transitions. [2018-04-12 21:20:25,883 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 21:20:25,883 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2018-04-12 21:20:25,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-12 21:20:25,883 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 21:20:25,883 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 21:20:25,883 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr9RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr11RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr8RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr10RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr6AssertViolationMEMORY_FREE]=== [2018-04-12 21:20:25,883 INFO L82 PathProgramCache]: Analyzing trace with hash -90409803, now seen corresponding path program 1 times [2018-04-12 21:20:25,884 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 21:20:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 21:20:25,895 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 21:20:25,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,967 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 21:20:25,967 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-12 21:20:25,968 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 21:20:25,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,968 INFO L182 omatonBuilderFactory]: Interpolants [579#true, 580#false, 581#(and (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 582#(and (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (= 1 (select |#valid| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#t~malloc0.base|))), 583#(and (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset)))), 584#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 585#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) |main_~#data~0.offset|))), 586#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#in~data.base|) |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#in~data.offset|))), 587#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.offset))), 588#(= 1 (select |#valid| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#t~mem2.base|)), 589#(= 1 (select |#valid| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~lo~0.base))] [2018-04-12 21:20:25,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:25,969 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 21:20:25,969 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 21:20:25,969 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-12 21:20:25,969 INFO L87 Difference]: Start difference. First operand 41 states and 41 transitions. Second operand 11 states. [2018-04-12 21:20:26,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 21:20:26,073 INFO L93 Difference]: Finished difference Result 43 states and 43 transitions. [2018-04-12 21:20:26,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 21:20:26,073 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 23 [2018-04-12 21:20:26,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 21:20:26,075 INFO L225 Difference]: With dead ends: 43 [2018-04-12 21:20:26,075 INFO L226 Difference]: Without dead ends: 43 [2018-04-12 21:20:26,076 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2018-04-12 21:20:26,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-04-12 21:20:26,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 40. [2018-04-12 21:20:26,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-12 21:20:26,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2018-04-12 21:20:26,078 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 40 transitions. Word has length 23 [2018-04-12 21:20:26,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 21:20:26,078 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 40 transitions. [2018-04-12 21:20:26,078 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 21:20:26,078 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2018-04-12 21:20:26,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-12 21:20:26,079 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 21:20:26,079 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] [2018-04-12 21:20:26,079 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr9RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr11RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr8RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr10RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr6AssertViolationMEMORY_FREE]=== [2018-04-12 21:20:26,079 INFO L82 PathProgramCache]: Analyzing trace with hash -984472649, now seen corresponding path program 1 times [2018-04-12 21:20:26,079 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 21:20:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 21:20:26,088 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 21:20:26,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:26,112 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 21:20:26,112 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 21:20:26,112 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 21:20:26,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:26,113 INFO L182 omatonBuilderFactory]: Interpolants [681#true, 682#false, 683#(= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~hi~0.offset __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~lo~0.offset), 684#(= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~hi~0.offset 0)] [2018-04-12 21:20:26,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:26,113 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 21:20:26,114 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 21:20:26,114 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 21:20:26,114 INFO L87 Difference]: Start difference. First operand 40 states and 40 transitions. Second operand 4 states. [2018-04-12 21:20:26,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 21:20:26,127 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2018-04-12 21:20:26,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 21:20:26,127 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2018-04-12 21:20:26,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 21:20:26,128 INFO L225 Difference]: With dead ends: 42 [2018-04-12 21:20:26,128 INFO L226 Difference]: Without dead ends: 42 [2018-04-12 21:20:26,128 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 21:20:26,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-04-12 21:20:26,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 39. [2018-04-12 21:20:26,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-04-12 21:20:26,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2018-04-12 21:20:26,131 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 39 transitions. Word has length 25 [2018-04-12 21:20:26,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 21:20:26,131 INFO L459 AbstractCegarLoop]: Abstraction has 39 states and 39 transitions. [2018-04-12 21:20:26,131 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 21:20:26,131 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2018-04-12 21:20:26,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-12 21:20:26,132 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 21:20:26,132 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] [2018-04-12 21:20:26,132 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr9RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr11RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr8RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr10RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr6AssertViolationMEMORY_FREE]=== [2018-04-12 21:20:26,132 INFO L82 PathProgramCache]: Analyzing trace with hash -453880977, now seen corresponding path program 1 times [2018-04-12 21:20:26,133 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 21:20:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 21:20:26,145 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 21:20:26,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:26,296 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 21:20:26,296 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-04-12 21:20:26,296 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 21:20:26,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:26,296 INFO L182 omatonBuilderFactory]: Interpolants [768#true, 769#false, 770#(= 0 |main_~#data~0.offset|), 771#(and (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|)), 772#(and (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (= 1 (select |#valid| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#t~malloc0.base|))), 773#(and (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset)))), 774#(and (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (not (= (select (select |#memory_$Pointer$.base| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.base) __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_~pdata.offset) |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#t~malloc1.base|))), 775#(or (not (= (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|) (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.base|) (+ 0 4)))) (not (= 0 |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data_#in~pdata.offset|))), 776#(and (not (= (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) |main_~#data~0.offset|) (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) (+ 0 4)))) (= 0 |main_~#data~0.offset|)), 777#(and (not (= (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#in~data.base|) |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#in~data.offset|) (select (select |#memory_$Pointer$.base| |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#in~data.base|) (+ 0 4)))) (= 0 |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#in~data.offset|)), 778#(not (= (select (select |#memory_$Pointer$.base| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.base) __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.offset) (select (select |#memory_$Pointer$.base| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.base) (+ __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.offset 4)))), 779#(not (= |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#t~mem2.base| (select (select |#memory_$Pointer$.base| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.base) (+ __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.offset 4)))), 780#(not (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~lo~0.base (select (select |#memory_$Pointer$.base| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.base) (+ __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~data.offset 4)))), 781#(not (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~lo~0.base |__U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_#t~mem3.base|)), 782#(not (= __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~lo~0.base __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~hi~0.base)), 783#(= 1 (select |#valid| __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data_~hi~0.base))] [2018-04-12 21:20:26,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 21:20:26,297 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-12 21:20:26,297 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-12 21:20:26,297 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2018-04-12 21:20:26,297 INFO L87 Difference]: Start difference. First operand 39 states and 39 transitions. Second operand 16 states. [2018-04-12 21:20:26,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 21:20:26,502 INFO L93 Difference]: Finished difference Result 30 states and 29 transitions. [2018-04-12 21:20:26,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-12 21:20:26,502 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 26 [2018-04-12 21:20:26,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 21:20:26,502 INFO L225 Difference]: With dead ends: 30 [2018-04-12 21:20:26,503 INFO L226 Difference]: Without dead ends: 30 [2018-04-12 21:20:26,503 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=509, Unknown=0, NotChecked=0, Total=600 [2018-04-12 21:20:26,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-04-12 21:20:26,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2018-04-12 21:20:26,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-04-12 21:20:26,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 29 transitions. [2018-04-12 21:20:26,505 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 29 transitions. Word has length 26 [2018-04-12 21:20:26,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 21:20:26,505 INFO L459 AbstractCegarLoop]: Abstraction has 30 states and 29 transitions. [2018-04-12 21:20:26,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-12 21:20:26,505 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 29 transitions. [2018-04-12 21:20:26,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-12 21:20:26,505 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 21:20:26,505 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] [2018-04-12 21:20:26,506 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr9RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr11RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr8RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr10RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_dataErr6AssertViolationMEMORY_FREE]=== [2018-04-12 21:20:26,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1607954349, now seen corresponding path program 1 times [2018-04-12 21:20:26,506 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 21:20:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 21:20:26,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 21:20:26,548 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-12 21:20:26,558 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-04-12 21:20:26,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 09:20:26 BoogieIcfgContainer [2018-04-12 21:20:26,570 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 21:20:26,571 INFO L168 Benchmark]: Toolchain (without parser) took 2436.86 ms. Allocated memory was 404.8 MB in the beginning and 641.2 MB in the end (delta: 236.5 MB). Free memory was 341.0 MB in the beginning and 429.0 MB in the end (delta: -88.0 MB). Peak memory consumption was 148.4 MB. Max. memory is 5.3 GB. [2018-04-12 21:20:26,572 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 404.8 MB. Free memory is still 366.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 21:20:26,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 233.62 ms. Allocated memory is still 404.8 MB. Free memory was 341.0 MB in the beginning and 317.1 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 5.3 GB. [2018-04-12 21:20:26,573 INFO L168 Benchmark]: Boogie Preprocessor took 32.39 ms. Allocated memory is still 404.8 MB. Free memory was 317.1 MB in the beginning and 314.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-12 21:20:26,574 INFO L168 Benchmark]: RCFGBuilder took 377.80 ms. Allocated memory was 404.8 MB in the beginning and 601.9 MB in the end (delta: 197.1 MB). Free memory was 314.4 MB in the beginning and 539.4 MB in the end (delta: -225.0 MB). Peak memory consumption was 24.4 MB. Max. memory is 5.3 GB. [2018-04-12 21:20:26,574 INFO L168 Benchmark]: TraceAbstraction took 1789.91 ms. Allocated memory was 601.9 MB in the beginning and 641.2 MB in the end (delta: 39.3 MB). Free memory was 539.4 MB in the beginning and 429.0 MB in the end (delta: 110.3 MB). Peak memory consumption was 149.6 MB. Max. memory is 5.3 GB. [2018-04-12 21:20:26,576 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 404.8 MB. Free memory is still 366.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 233.62 ms. Allocated memory is still 404.8 MB. Free memory was 341.0 MB in the beginning and 317.1 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 32.39 ms. Allocated memory is still 404.8 MB. Free memory was 317.1 MB in the beginning and 314.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 377.80 ms. Allocated memory was 404.8 MB in the beginning and 601.9 MB in the end (delta: 197.1 MB). Free memory was 314.4 MB in the beginning and 539.4 MB in the end (delta: -225.0 MB). Peak memory consumption was 24.4 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1789.91 ms. Allocated memory was 601.9 MB in the beginning and 641.2 MB in the end (delta: 39.3 MB). Free memory was 539.4 MB in the beginning and 429.0 MB in the end (delta: 110.3 MB). Peak memory consumption was 149.6 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 639]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L640] FCALL TData data; VAL [data={28:0}] [L641] CALL alloc_data(&data) VAL [pdata={28:0}] [L625] EXPR, FCALL malloc(16) VAL [malloc(16)={27:0}, pdata={28:0}, pdata={28:0}] [L625] FCALL pdata->lo = malloc(16) VAL [malloc(16)={27:0}, pdata={28:0}, pdata={28:0}] [L626] EXPR, FCALL malloc(24) VAL [malloc(16)={27:0}, malloc(24)={26:0}, pdata={28:0}, pdata={28:0}] [L626] RET, FCALL pdata->hi = malloc(24) VAL [malloc(16)={27:0}, malloc(24)={26:0}, pdata={28:0}, pdata={28:0}] [L641] alloc_data(&data) VAL [data={28:0}] [L642] CALL free_data(&data) VAL [data={28:0}] [L630] EXPR, FCALL data->lo VAL [data={28:0}, data={28:0}, data->lo={27:0}] [L630] void *lo = data->lo; [L631] EXPR, FCALL data->hi VAL [data={28:0}, data={28:0}, data->hi={26:0}, lo={27:0}] [L631] void *hi = data->hi; [L632] COND FALSE !(lo == hi) VAL [data={28:0}, data={28:0}, hi={26:0}, lo={27:0}] [L636] FCALL data->lo = (void *) 0 VAL [data={28:0}, data={28:0}, hi={26:0}, lo={27:0}] [L637] RET, FCALL data->hi = (void *) 0 VAL [data={28:0}, data={28:0}, hi={26:0}, lo={27:0}] [L642] free_data(&data) VAL [data={28:0}] [L643] return 0; VAL [\result=0, data={28:0}] [L643] return 0; VAL [\result=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 55 locations, 17 error locations. UNSAFE Result, 1.7s OverallTime, 9 OverallIterations, 1 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 246 SDtfs, 230 SDslu, 737 SDs, 0 SdLazy, 758 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred 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, 8 MinimizatonAttempts, 13 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 13889 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0019_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_21-20-26-584.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0019_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_21-20-26-584.csv Received shutdown request...