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_Camel.epf -i ../../../trunk/examples/svcomp/memsafety/test-0019_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 21:04:04,761 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 21:04:04,762 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 21:04:04,773 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 21:04:04,773 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 21:04:04,774 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 21:04:04,774 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 21:04:04,776 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 21:04:04,777 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 21:04:04,778 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 21:04:04,779 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 21:04:04,779 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 21:04:04,780 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 21:04:04,781 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 21:04:04,781 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 21:04:04,783 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 21:04:04,784 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 21:04:04,786 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 21:04:04,786 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 21:04:04,787 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 21:04:04,789 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 21:04:04,789 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 21:04:04,789 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 21:04:04,790 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 21:04:04,791 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 21:04:04,791 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 21:04:04,791 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 21:04:04,792 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 21:04:04,792 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 21:04:04,793 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 21:04:04,793 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 21:04:04,793 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-11 21:04:04,815 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 21:04:04,815 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 21:04:04,816 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 21:04:04,816 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 21:04:04,816 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 21:04:04,816 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 21:04:04,816 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 21:04:04,817 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 21:04:04,817 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 21:04:04,817 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 21:04:04,817 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 21:04:04,817 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 21:04:04,817 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 21:04:04,817 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 21:04:04,818 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 21:04:04,818 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 21:04:04,818 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 21:04:04,818 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 21:04:04,818 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 21:04:04,818 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 21:04:04,818 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 21:04:04,819 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 21:04:04,819 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 21:04:04,819 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 21:04:04,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 21:04:04,857 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 21:04:04,860 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 21:04:04,862 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 21:04:04,862 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 21:04:04,863 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 [2018-04-11 21:04:05,139 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG08dfcae54 [2018-04-11 21:04:05,253 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 21:04:05,253 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 21:04:05,254 INFO L168 CDTParser]: Scanning test-0019_false-valid-memtrack_true-termination.i [2018-04-11 21:04:05,261 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 21:04:05,261 INFO L215 ultiparseSymbolTable]: [2018-04-11 21:04:05,261 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 21:04:05,261 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0019_false-valid-memtrack_true-termination.i [2018-04-11 21:04:05,261 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 [2018-04-11 21:04:05,261 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 [2018-04-11 21:04:05,261 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 21:04:05,262 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 [2018-04-11 21:04:05,262 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 [2018-04-11 21:04:05,262 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 [2018-04-11 21:04:05,262 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 [2018-04-11 21:04:05,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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21:04:05,262 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 [2018-04-11 21:04:05,263 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 [2018-04-11 21:04:05,263 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 [2018-04-11 21:04:05,263 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 [2018-04-11 21:04:05,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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test-0019_false-valid-memtrack_true-termination.i [2018-04-11 21:04:05,264 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 [2018-04-11 21:04:05,264 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 [2018-04-11 21:04:05,264 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 [2018-04-11 21:04:05,264 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 [2018-04-11 21:04:05,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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21:04:05,264 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 [2018-04-11 21:04:05,265 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 [2018-04-11 21:04:05,265 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 [2018-04-11 21:04:05,265 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 [2018-04-11 21:04:05,265 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 [2018-04-11 21:04:05,265 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 [2018-04-11 21:04:05,265 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 [2018-04-11 21:04:05,265 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 [2018-04-11 21:04:05,265 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 [2018-04-11 21:04:05,265 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 [2018-04-11 21:04:05,265 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 [2018-04-11 21:04:05,265 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 [2018-04-11 21:04:05,265 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 [2018-04-11 21:04:05,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____u_long 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21:04:05,266 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__u_char in test-0019_false-valid-memtrack_true-termination.i [2018-04-11 21:04:05,266 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 [2018-04-11 21:04:05,266 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i__uid_t in test-0019_false-valid-memtrack_true-termination.i [2018-04-11 21:04:05,266 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 [2018-04-11 21:04:05,267 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_true_termination_i____uid_t in 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21:04:05,267 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 [2018-04-11 21:04:05,267 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 [2018-04-11 21:04:05,268 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 [2018-04-11 21:04:05,268 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 [2018-04-11 21:04:05,268 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 [2018-04-11 21:04:05,268 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 [2018-04-11 21:04:05,268 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 [2018-04-11 21:04:05,268 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 [2018-04-11 21:04:05,268 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 [2018-04-11 21:04:05,268 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 [2018-04-11 21:04:05,268 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 [2018-04-11 21:04:05,268 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 [2018-04-11 21:04:05,268 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,269 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,270 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 [2018-04-11 21:04:05,271 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 [2018-04-11 21:04:05,271 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 [2018-04-11 21:04:05,271 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 [2018-04-11 21:04:05,271 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 [2018-04-11 21:04:05,271 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 [2018-04-11 21:04:05,271 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 [2018-04-11 21:04:05,271 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 [2018-04-11 21:04:05,299 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG08dfcae54 [2018-04-11 21:04:05,302 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 21:04:05,303 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 21:04:05,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 21:04:05,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 21:04:05,306 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 21:04:05,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 09:04:05" (1/1) ... [2018-04-11 21:04:05,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@372c7b3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:04:05, skipping insertion in model container [2018-04-11 21:04:05,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 09:04:05" (1/1) ... [2018-04-11 21:04:05,319 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 21:04:05,340 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 21:04:05,451 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 21:04:05,483 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 21:04:05,488 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 111 non ball SCCs. Number of states in SCCs 111. [2018-04-11 21:04:05,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:04:05 WrapperNode [2018-04-11 21:04:05,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 21:04:05,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 21:04:05,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 21:04:05,515 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 21:04:05,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:04:05" (1/1) ... [2018-04-11 21:04:05,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:04:05" (1/1) ... [2018-04-11 21:04:05,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:04:05" (1/1) ... [2018-04-11 21:04:05,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:04:05" (1/1) ... [2018-04-11 21:04:05,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:04:05" (1/1) ... [2018-04-11 21:04:05,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:04:05" (1/1) ... [2018-04-11 21:04:05,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:04:05" (1/1) ... [2018-04-11 21:04:05,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 21:04:05,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 21:04:05,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 21:04:05,545 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 21:04:05,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:04:05" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 21:04:05,637 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 21:04:05,637 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 21:04:05,637 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data [2018-04-11 21:04:05,637 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data [2018-04-11 21:04:05,637 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 21:04:05,637 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 21:04:05,637 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 21:04:05,638 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 21:04:05,638 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 21:04:05,638 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 21:04:05,638 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 21:04:05,638 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 21:04:05,638 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 21:04:05,638 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 21:04:05,638 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 21:04:05,638 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 21:04:05,638 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 21:04:05,639 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 21:04:05,639 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 21:04:05,639 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 21:04:05,639 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 21:04:05,639 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 21:04:05,639 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 21:04:05,639 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 21:04:05,639 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 21:04:05,639 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 21:04:05,640 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 21:04:05,640 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 21:04:05,640 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 21:04:05,640 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 21:04:05,640 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 21:04:05,640 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 21:04:05,640 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 21:04:05,640 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 21:04:05,640 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 21:04:05,640 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 21:04:05,641 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 21:04:05,641 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 21:04:05,641 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 21:04:05,641 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 21:04:05,641 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 21:04:05,641 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 21:04:05,641 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 21:04:05,641 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 21:04:05,641 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 21:04:05,641 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 21:04:05,642 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 21:04:05,642 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 21:04:05,642 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 21:04:05,642 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 21:04:05,642 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 21:04:05,642 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 21:04:05,642 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 21:04:05,642 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 21:04:05,642 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 21:04:05,642 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 21:04:05,643 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 21:04:05,643 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 21:04:05,643 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 21:04:05,643 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 21:04:05,643 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 21:04:05,643 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 21:04:05,643 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 21:04:05,643 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 21:04:05,643 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 21:04:05,643 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 21:04:05,643 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 21:04:05,643 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 21:04:05,644 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 21:04:05,644 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 21:04:05,644 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-11 21:04:05,644 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 21:04:05,644 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 21:04:05,644 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 21:04:05,644 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 21:04:05,644 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 21:04:05,644 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 21:04:05,644 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 21:04:05,644 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 21:04:05,644 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 21:04:05,645 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 21:04:05,646 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 21:04:05,646 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 21:04:05,646 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 21:04:05,646 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 21:04:05,646 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 21:04:05,646 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 21:04:05,646 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 21:04:05,646 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 21:04:05,646 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 21:04:05,646 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 21:04:05,646 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 21:04:05,647 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_true_termination_i__alloc_data [2018-04-11 21:04:05,647 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 21:04:05,647 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 21:04:05,647 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_true_termination_i__free_data [2018-04-11 21:04:05,647 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 21:04:05,647 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 21:04:05,647 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 21:04:05,647 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 21:04:05,647 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 21:04:05,870 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 21:04:05,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 09:04:05 BoogieIcfgContainer [2018-04-11 21:04:05,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 21:04:05,872 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 21:04:05,872 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 21:04:05,874 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 21:04:05,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 09:04:05" (1/3) ... [2018-04-11 21:04:05,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4074d13a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 09:04:05, skipping insertion in model container [2018-04-11 21:04:05,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:04:05" (2/3) ... [2018-04-11 21:04:05,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4074d13a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 09:04:05, skipping insertion in model container [2018-04-11 21:04:05,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 09:04:05" (3/3) ... [2018-04-11 21:04:05,877 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0019_false-valid-memtrack_true-termination.i [2018-04-11 21:04:05,884 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 21:04:05,889 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 17 error locations. [2018-04-11 21:04:05,920 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 21:04:05,921 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 21:04:05,921 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 21:04:05,921 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 21:04:05,921 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 21:04:05,921 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 21:04:05,921 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 21:04:05,921 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 21:04:05,921 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 21:04:05,922 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 21:04:05,931 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2018-04-11 21:04:05,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-11 21:04:05,936 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:04:05,937 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:04:05,937 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]=== [2018-04-11 21:04:05,939 INFO L82 PathProgramCache]: Analyzing trace with hash -235232197, now seen corresponding path program 1 times [2018-04-11 21:04:05,940 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:04:05,941 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:04:05,966 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:05,967 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:04:05,967 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:04:06,002 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 21:04:06,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:04:06,072 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:04:06,072 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 21:04:06,073 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 21:04:06,080 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 21:04:06,081 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:04:06,082 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 5 states. [2018-04-11 21:04:06,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:04:06,185 INFO L93 Difference]: Finished difference Result 53 states and 53 transitions. [2018-04-11 21:04:06,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 21:04:06,193 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2018-04-11 21:04:06,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:04:06,199 INFO L225 Difference]: With dead ends: 53 [2018-04-11 21:04:06,199 INFO L226 Difference]: Without dead ends: 50 [2018-04-11 21:04:06,200 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 21:04:06,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-11 21:04:06,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-04-11 21:04:06,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-11 21:04:06,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2018-04-11 21:04:06,225 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 50 transitions. Word has length 10 [2018-04-11 21:04:06,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:04:06,226 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 50 transitions. [2018-04-11 21:04:06,226 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 21:04:06,226 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2018-04-11 21:04:06,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-11 21:04:06,226 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:04:06,226 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:04:06,227 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]=== [2018-04-11 21:04:06,227 INFO L82 PathProgramCache]: Analyzing trace with hash -235232196, now seen corresponding path program 1 times [2018-04-11 21:04:06,227 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:04:06,227 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:04:06,228 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:06,228 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:04:06,228 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:06,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:04:06,243 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 21:04:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:04:06,308 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:04:06,308 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 21:04:06,309 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 21:04:06,309 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 21:04:06,309 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-11 21:04:06,309 INFO L87 Difference]: Start difference. First operand 50 states and 50 transitions. Second operand 6 states. [2018-04-11 21:04:06,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:04:06,390 INFO L93 Difference]: Finished difference Result 48 states and 48 transitions. [2018-04-11 21:04:06,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 21:04:06,390 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2018-04-11 21:04:06,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:04:06,391 INFO L225 Difference]: With dead ends: 48 [2018-04-11 21:04:06,391 INFO L226 Difference]: Without dead ends: 48 [2018-04-11 21:04:06,391 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-11 21:04:06,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-04-11 21:04:06,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2018-04-11 21:04:06,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-04-11 21:04:06,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2018-04-11 21:04:06,395 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 48 transitions. Word has length 10 [2018-04-11 21:04:06,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:04:06,396 INFO L459 AbstractCegarLoop]: Abstraction has 48 states and 48 transitions. [2018-04-11 21:04:06,396 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 21:04:06,396 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2018-04-11 21:04:06,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 21:04:06,396 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:04:06,396 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:04:06,396 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]=== [2018-04-11 21:04:06,397 INFO L82 PathProgramCache]: Analyzing trace with hash -1646369967, now seen corresponding path program 1 times [2018-04-11 21:04:06,397 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:04:06,397 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:04:06,398 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:06,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:04:06,398 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:04:06,411 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 21:04:06,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:04:06,452 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:04:06,452 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 21:04:06,452 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 21:04:06,453 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 21:04:06,453 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-11 21:04:06,453 INFO L87 Difference]: Start difference. First operand 48 states and 48 transitions. Second operand 7 states. [2018-04-11 21:04:06,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:04:06,588 INFO L93 Difference]: Finished difference Result 53 states and 53 transitions. [2018-04-11 21:04:06,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 21:04:06,589 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-04-11 21:04:06,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:04:06,589 INFO L225 Difference]: With dead ends: 53 [2018-04-11 21:04:06,589 INFO L226 Difference]: Without dead ends: 53 [2018-04-11 21:04:06,589 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 [2018-04-11 21:04:06,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-04-11 21:04:06,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 46. [2018-04-11 21:04:06,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-04-11 21:04:06,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 47 transitions. [2018-04-11 21:04:06,593 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 47 transitions. Word has length 17 [2018-04-11 21:04:06,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:04:06,593 INFO L459 AbstractCegarLoop]: Abstraction has 46 states and 47 transitions. [2018-04-11 21:04:06,593 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 21:04:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-04-11 21:04:06,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 21:04:06,594 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:04:06,594 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:04:06,594 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]=== [2018-04-11 21:04:06,594 INFO L82 PathProgramCache]: Analyzing trace with hash -1646369966, now seen corresponding path program 1 times [2018-04-11 21:04:06,594 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:04:06,594 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:04:06,595 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:06,595 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:04:06,595 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:06,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:04:06,608 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 21:04:06,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:04:06,687 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:04:06,687 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-11 21:04:06,687 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 21:04:06,687 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 21:04:06,687 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-04-11 21:04:06,687 INFO L87 Difference]: Start difference. First operand 46 states and 47 transitions. Second operand 8 states. [2018-04-11 21:04:06,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:04:06,758 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2018-04-11 21:04:06,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 21:04:06,758 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2018-04-11 21:04:06,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:04:06,759 INFO L225 Difference]: With dead ends: 42 [2018-04-11 21:04:06,759 INFO L226 Difference]: Without dead ends: 42 [2018-04-11 21:04:06,759 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 [2018-04-11 21:04:06,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-04-11 21:04:06,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2018-04-11 21:04:06,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-04-11 21:04:06,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 42 transitions. [2018-04-11 21:04:06,761 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 42 transitions. Word has length 17 [2018-04-11 21:04:06,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:04:06,761 INFO L459 AbstractCegarLoop]: Abstraction has 42 states and 42 transitions. [2018-04-11 21:04:06,761 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 21:04:06,761 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2018-04-11 21:04:06,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 21:04:06,761 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:04:06,761 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] [2018-04-11 21:04:06,762 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]=== [2018-04-11 21:04:06,762 INFO L82 PathProgramCache]: Analyzing trace with hash -695653108, now seen corresponding path program 1 times [2018-04-11 21:04:06,762 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:04:06,762 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:04:06,762 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:06,762 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:04:06,762 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:04:06,771 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 21:04:06,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:04:06,841 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:04:06,841 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-11 21:04:06,841 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 21:04:06,841 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 21:04:06,842 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-11 21:04:06,842 INFO L87 Difference]: Start difference. First operand 42 states and 42 transitions. Second operand 11 states. [2018-04-11 21:04:06,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:04:06,916 INFO L93 Difference]: Finished difference Result 41 states and 41 transitions. [2018-04-11 21:04:06,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 21:04:06,917 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 22 [2018-04-11 21:04:06,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:04:06,917 INFO L225 Difference]: With dead ends: 41 [2018-04-11 21:04:06,917 INFO L226 Difference]: Without dead ends: 41 [2018-04-11 21:04:06,917 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2018-04-11 21:04:06,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-04-11 21:04:06,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-04-11 21:04:06,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-11 21:04:06,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 41 transitions. [2018-04-11 21:04:06,919 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 41 transitions. Word has length 22 [2018-04-11 21:04:06,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:04:06,919 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 41 transitions. [2018-04-11 21:04:06,920 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 21:04:06,920 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2018-04-11 21:04:06,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-11 21:04:06,920 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:04:06,920 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:04:06,920 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]=== [2018-04-11 21:04:06,920 INFO L82 PathProgramCache]: Analyzing trace with hash -90409803, now seen corresponding path program 1 times [2018-04-11 21:04:06,920 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:04:06,920 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:04:06,921 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:06,921 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:04:06,921 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:04:06,932 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 21:04:07,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:04:07,004 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:04:07,004 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-11 21:04:07,004 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 21:04:07,004 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 21:04:07,004 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-11 21:04:07,004 INFO L87 Difference]: Start difference. First operand 41 states and 41 transitions. Second operand 11 states. [2018-04-11 21:04:07,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:04:07,114 INFO L93 Difference]: Finished difference Result 43 states and 43 transitions. [2018-04-11 21:04:07,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 21:04:07,114 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 23 [2018-04-11 21:04:07,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:04:07,116 INFO L225 Difference]: With dead ends: 43 [2018-04-11 21:04:07,116 INFO L226 Difference]: Without dead ends: 43 [2018-04-11 21:04:07,116 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 [2018-04-11 21:04:07,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-04-11 21:04:07,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 40. [2018-04-11 21:04:07,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-11 21:04:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2018-04-11 21:04:07,120 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 40 transitions. Word has length 23 [2018-04-11 21:04:07,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:04:07,120 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 40 transitions. [2018-04-11 21:04:07,120 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 21:04:07,120 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2018-04-11 21:04:07,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 21:04:07,120 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:04:07,120 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] [2018-04-11 21:04:07,120 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]=== [2018-04-11 21:04:07,120 INFO L82 PathProgramCache]: Analyzing trace with hash -984472649, now seen corresponding path program 1 times [2018-04-11 21:04:07,120 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:04:07,120 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:04:07,121 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:07,121 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:04:07,121 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:04:07,128 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 21:04:07,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:04:07,150 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:04:07,150 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 21:04:07,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 21:04:07,150 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 21:04:07,150 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 21:04:07,151 INFO L87 Difference]: Start difference. First operand 40 states and 40 transitions. Second operand 4 states. [2018-04-11 21:04:07,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:04:07,159 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2018-04-11 21:04:07,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 21:04:07,159 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2018-04-11 21:04:07,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:04:07,159 INFO L225 Difference]: With dead ends: 42 [2018-04-11 21:04:07,159 INFO L226 Difference]: Without dead ends: 42 [2018-04-11 21:04:07,160 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:04:07,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-04-11 21:04:07,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 39. [2018-04-11 21:04:07,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-04-11 21:04:07,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2018-04-11 21:04:07,161 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 39 transitions. Word has length 25 [2018-04-11 21:04:07,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:04:07,161 INFO L459 AbstractCegarLoop]: Abstraction has 39 states and 39 transitions. [2018-04-11 21:04:07,161 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 21:04:07,162 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2018-04-11 21:04:07,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-11 21:04:07,162 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:04:07,162 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] [2018-04-11 21:04:07,162 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]=== [2018-04-11 21:04:07,162 INFO L82 PathProgramCache]: Analyzing trace with hash -453880977, now seen corresponding path program 1 times [2018-04-11 21:04:07,162 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:04:07,162 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:04:07,163 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:07,163 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:04:07,163 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:04:07,170 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 21:04:07,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:04:07,337 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:04:07,337 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-04-11 21:04:07,337 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 21:04:07,337 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 21:04:07,337 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2018-04-11 21:04:07,337 INFO L87 Difference]: Start difference. First operand 39 states and 39 transitions. Second operand 16 states. [2018-04-11 21:04:07,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:04:07,512 INFO L93 Difference]: Finished difference Result 30 states and 29 transitions. [2018-04-11 21:04:07,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 21:04:07,512 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 26 [2018-04-11 21:04:07,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:04:07,513 INFO L225 Difference]: With dead ends: 30 [2018-04-11 21:04:07,513 INFO L226 Difference]: Without dead ends: 30 [2018-04-11 21:04:07,513 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 [2018-04-11 21:04:07,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-04-11 21:04:07,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2018-04-11 21:04:07,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-04-11 21:04:07,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 29 transitions. [2018-04-11 21:04:07,514 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 29 transitions. Word has length 26 [2018-04-11 21:04:07,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:04:07,515 INFO L459 AbstractCegarLoop]: Abstraction has 30 states and 29 transitions. [2018-04-11 21:04:07,515 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 21:04:07,515 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 29 transitions. [2018-04-11 21:04:07,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-11 21:04:07,515 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:04:07,515 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] [2018-04-11 21:04:07,515 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]=== [2018-04-11 21:04:07,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1607954349, now seen corresponding path program 1 times [2018-04-11 21:04:07,516 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:04:07,516 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:04:07,516 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:07,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:04:07,516 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:04:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 21:04:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 21:04:07,558 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-11 21:04:07,569 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-04-11 21:04:07,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 09:04:07 BoogieIcfgContainer [2018-04-11 21:04:07,582 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 21:04:07,583 INFO L168 Benchmark]: Toolchain (without parser) took 2280.74 ms. Allocated memory was 404.8 MB in the beginning and 619.7 MB in the end (delta: 215.0 MB). Free memory was 335.8 MB in the beginning and 456.6 MB in the end (delta: -120.8 MB). Peak memory consumption was 94.2 MB. Max. memory is 5.3 GB. [2018-04-11 21:04:07,584 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 404.8 MB. Free memory is still 364.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 21:04:07,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 211.20 ms. Allocated memory is still 404.8 MB. Free memory was 334.5 MB in the beginning and 310.5 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 5.3 GB. [2018-04-11 21:04:07,584 INFO L168 Benchmark]: Boogie Preprocessor took 29.81 ms. Allocated memory is still 404.8 MB. Free memory was 310.5 MB in the beginning and 309.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-04-11 21:04:07,585 INFO L168 Benchmark]: RCFGBuilder took 326.32 ms. Allocated memory was 404.8 MB in the beginning and 597.7 MB in the end (delta: 192.9 MB). Free memory was 309.2 MB in the beginning and 534.4 MB in the end (delta: -225.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 5.3 GB. [2018-04-11 21:04:07,585 INFO L168 Benchmark]: TraceAbstraction took 1710.79 ms. Allocated memory was 597.7 MB in the beginning and 619.7 MB in the end (delta: 22.0 MB). Free memory was 534.4 MB in the beginning and 456.6 MB in the end (delta: 77.9 MB). Peak memory consumption was 99.9 MB. Max. memory is 5.3 GB. [2018-04-11 21:04:07,586 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 404.8 MB. Free memory is still 364.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 211.20 ms. Allocated memory is still 404.8 MB. Free memory was 334.5 MB in the beginning and 310.5 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 29.81 ms. Allocated memory is still 404.8 MB. Free memory was 310.5 MB in the beginning and 309.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 326.32 ms. Allocated memory was 404.8 MB in the beginning and 597.7 MB in the end (delta: 192.9 MB). Free memory was 309.2 MB in the beginning and 534.4 MB in the end (delta: -225.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1710.79 ms. Allocated memory was 597.7 MB in the beginning and 619.7 MB in the end (delta: 22.0 MB). Free memory was 534.4 MB in the beginning and 456.6 MB in the end (delta: 77.9 MB). Peak memory consumption was 99.9 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, 1.6s OverallTime, 9 OverallIterations, 1 TraceHistogramMax, 0.7s 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, 0.5s 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_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_21-04-07-592.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_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_21-04-07-592.csv Received shutdown request...