java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrlen-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-12 02:37:12,310 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 02:37:12,311 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 02:37:12,320 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 02:37:12,321 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 02:37:12,321 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 02:37:12,322 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 02:37:12,323 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 02:37:12,324 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 02:37:12,325 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 02:37:12,325 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 02:37:12,325 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 02:37:12,326 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 02:37:12,326 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 02:37:12,327 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 02:37:12,328 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 02:37:12,329 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 02:37:12,330 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 02:37:12,331 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 02:37:12,331 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 02:37:12,333 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-12 02:37:12,337 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-04-12 02:37:12,353 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 02:37:12,353 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 02:37:12,354 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 02:37:12,354 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 02:37:12,354 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 02:37:12,355 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 02:37:12,355 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 02:37:12,355 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 02:37:12,355 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 02:37:12,355 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 02:37:12,355 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 02:37:12,355 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 02:37:12,355 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 02:37:12,355 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 02:37:12,356 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 02:37:12,356 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 02:37:12,356 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 02:37:12,356 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 02:37:12,356 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 02:37:12,356 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 02:37:12,356 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 02:37:12,357 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 02:37:12,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 02:37:12,386 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 02:37:12,390 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 02:37:12,391 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 02:37:12,391 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 02:37:12,392 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,718 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG9068f4fdd [2018-04-12 02:37:12,853 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 02:37:12,853 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 02:37:12,853 INFO L168 CDTParser]: Scanning cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,860 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 02:37:12,860 INFO L215 ultiparseSymbolTable]: [2018-04-12 02:37:12,861 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 02:37:12,861 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__ ('') in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,861 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,861 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,861 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,861 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 02:37:12,861 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____qaddr_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,861 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__int16_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,861 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__blksize_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,862 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,862 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____blksize_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,862 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,862 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____u_char in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,862 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____caddr_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,862 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__fd_set in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,862 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____uint32_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,862 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____id_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,862 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,862 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__time_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,862 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__uid_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__u_int32_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__lldiv_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____dev_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__ulong in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__sigset_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__mode_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__u_char in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__div_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____u_long in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____int16_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__caddr_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____uint16_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,863 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____fsid_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,864 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__int8_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,864 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__daddr_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,864 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__ino_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,864 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__u_long in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,864 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pid_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,864 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__ldiv_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,864 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,864 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,864 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____loff_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,864 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__clock_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,865 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____u_short in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,865 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__suseconds_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,865 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,865 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,865 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__register_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,865 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__fsid_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,865 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____int8_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,865 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____uint8_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,865 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____key_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,865 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____clock_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,865 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,866 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__u_quad_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,866 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____rlim64_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,866 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__ushort in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,866 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,866 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____time_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,866 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__loff_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,866 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__int64_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,866 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__u_int64_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,866 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____daddr_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,866 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,866 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__nlink_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,867 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__wchar_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,867 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____fd_mask in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,867 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__uint in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,867 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____uid_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,867 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,867 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____int64_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,867 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____u_int in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,867 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____uint64_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,867 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____useconds_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,867 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__u_int8_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,867 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,867 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____clockid_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,868 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,868 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__u_int16_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,868 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__quad_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,868 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,868 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,868 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,868 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____fsword_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,868 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__fd_mask in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,868 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,868 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__dev_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,869 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__gid_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,869 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__ssize_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,869 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__u_short in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,869 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__id_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,869 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____sigset_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,869 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____ino_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,869 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____ino64_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,869 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____off_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,869 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____quad_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,869 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____mode_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,869 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,870 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__int32_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,870 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____gid_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,870 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,870 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____intptr_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,870 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,870 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____u_quad_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,870 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,870 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__size_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,870 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__off_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,870 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____nlink_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,870 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____ssize_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,871 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____socklen_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,871 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__key_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,871 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__timer_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,871 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,871 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____rlim_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,871 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__u_int in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,871 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__clockid_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,871 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____int32_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,871 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,871 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____timer_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,871 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____off64_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,872 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____suseconds_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,872 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,872 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,872 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____pid_t in cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:12,886 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG9068f4fdd [2018-04-12 02:37:12,889 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 02:37:12,890 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 02:37:12,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 02:37:12,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 02:37:12,895 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 02:37:12,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 02:37:12" (1/1) ... [2018-04-12 02:37:12,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35153c8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:37:12, skipping insertion in model container [2018-04-12 02:37:12,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 02:37:12" (1/1) ... [2018-04-12 02:37:12,907 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 02:37:12,929 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 02:37:13,047 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 02:37:13,085 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 02:37:13,092 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-12 02:37:13,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:37:13 WrapperNode [2018-04-12 02:37:13,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 02:37:13,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 02:37:13,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 02:37:13,122 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 02:37:13,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:37:13" (1/1) ... [2018-04-12 02:37:13,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:37:13" (1/1) ... [2018-04-12 02:37:13,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:37:13" (1/1) ... [2018-04-12 02:37:13,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:37:13" (1/1) ... [2018-04-12 02:37:13,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:37:13" (1/1) ... [2018-04-12 02:37:13,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:37:13" (1/1) ... [2018-04-12 02:37:13,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:37:13" (1/1) ... [2018-04-12 02:37:13,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 02:37:13,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 02:37:13,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 02:37:13,157 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 02:37:13,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:37:13" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 02:37:13,293 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 02:37:13,293 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 02:37:13,293 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 02:37:13,293 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 02:37:13,293 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrlen [2018-04-12 02:37:13,293 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 02:37:13,293 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 02:37:13,293 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrlen_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 02:37:13,294 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 02:37:13,294 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 02:37:13,294 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 02:37:13,294 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 02:37:13,294 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 02:37:13,294 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 02:37:13,294 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 02:37:13,294 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 02:37:13,294 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 02:37:13,295 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 02:37:13,295 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 02:37:13,295 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 02:37:13,295 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 02:37:13,295 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 02:37:13,295 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 02:37:13,295 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 02:37:13,295 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 02:37:13,296 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 02:37:13,296 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 02:37:13,296 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 02:37:13,296 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 02:37:13,296 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 02:37:13,296 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 02:37:13,296 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 02:37:13,296 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 02:37:13,296 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 02:37:13,297 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 02:37:13,297 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 02:37:13,297 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 02:37:13,297 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 02:37:13,297 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 02:37:13,297 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 02:37:13,297 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 02:37:13,297 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 02:37:13,297 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 02:37:13,298 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 02:37:13,298 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 02:37:13,298 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 02:37:13,298 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 02:37:13,298 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 02:37:13,298 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 02:37:13,298 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 02:37:13,298 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 02:37:13,298 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 02:37:13,298 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 02:37:13,299 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 02:37:13,299 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 02:37:13,299 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 02:37:13,299 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 02:37:13,299 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 02:37:13,299 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 02:37:13,299 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 02:37:13,299 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 02:37:13,299 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 02:37:13,300 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 02:37:13,300 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 02:37:13,300 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 02:37:13,300 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 02:37:13,300 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 02:37:13,300 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 02:37:13,300 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 02:37:13,300 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 02:37:13,300 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 02:37:13,300 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 02:37:13,301 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 02:37:13,301 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 02:37:13,301 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 02:37:13,301 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 02:37:13,301 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 02:37:13,301 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 02:37:13,301 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 02:37:13,301 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 02:37:13,301 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 02:37:13,301 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 02:37:13,302 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 02:37:13,302 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 02:37:13,302 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 02:37:13,302 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 02:37:13,302 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 02:37:13,302 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 02:37:13,302 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 02:37:13,302 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 02:37:13,302 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 02:37:13,302 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 02:37:13,303 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 02:37:13,303 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 02:37:13,303 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 02:37:13,303 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 02:37:13,303 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 02:37:13,303 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 02:37:13,303 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 02:37:13,303 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 02:37:13,303 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 02:37:13,303 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 02:37:13,304 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 02:37:13,304 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 02:37:13,304 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 02:37:13,304 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 02:37:13,304 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 02:37:13,304 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 02:37:13,304 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 02:37:13,304 INFO L128 BoogieDeclarations]: Found specification of procedure cstrlen [2018-04-12 02:37:13,304 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 02:37:13,304 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 02:37:13,305 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 02:37:13,305 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 02:37:13,305 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 02:37:13,305 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 02:37:13,305 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 02:37:13,305 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 02:37:13,521 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 02:37:13,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 02:37:13 BoogieIcfgContainer [2018-04-12 02:37:13,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 02:37:13,522 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 02:37:13,522 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 02:37:13,525 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 02:37:13,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 02:37:12" (1/3) ... [2018-04-12 02:37:13,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc083fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 02:37:13, skipping insertion in model container [2018-04-12 02:37:13,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:37:13" (2/3) ... [2018-04-12 02:37:13,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc083fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 02:37:13, skipping insertion in model container [2018-04-12 02:37:13,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 02:37:13" (3/3) ... [2018-04-12 02:37:13,527 INFO L107 eAbstractionObserver]: Analyzing ICFG cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:37:13,532 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-12 02:37:13,538 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2018-04-12 02:37:13,572 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 02:37:13,573 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 02:37:13,573 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 02:37:13,573 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-12 02:37:13,573 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-12 02:37:13,573 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 02:37:13,573 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 02:37:13,574 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 02:37:13,574 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 02:37:13,574 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 02:37:13,582 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states. [2018-04-12 02:37:13,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-12 02:37:13,588 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:37:13,588 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:37:13,588 INFO L408 AbstractCegarLoop]: === Iteration 1 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:37:13,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1076523865, now seen corresponding path program 1 times [2018-04-12 02:37:13,622 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:37:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:37:13,657 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:37:13,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:13,702 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:37:13,702 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 02:37:13,703 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:37:13,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:13,703 INFO L182 omatonBuilderFactory]: Interpolants [33#true, 34#false, 35#(= 1 (select |#valid| |main_#t~malloc5.base|)), 36#(= 1 (select |#valid| main_~nondetString1~0.base))] [2018-04-12 02:37:13,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:13,704 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 02:37:13,712 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 02:37:13,712 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 02:37:13,713 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 4 states. [2018-04-12 02:37:13,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:37:13,764 INFO L93 Difference]: Finished difference Result 29 states and 30 transitions. [2018-04-12 02:37:13,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 02:37:13,765 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2018-04-12 02:37:13,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:37:13,770 INFO L225 Difference]: With dead ends: 29 [2018-04-12 02:37:13,771 INFO L226 Difference]: Without dead ends: 26 [2018-04-12 02:37:13,772 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 02:37:13,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2018-04-12 02:37:13,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2018-04-12 02:37:13,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-04-12 02:37:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2018-04-12 02:37:13,791 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 10 [2018-04-12 02:37:13,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:37:13,791 INFO L459 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2018-04-12 02:37:13,791 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 02:37:13,791 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-04-12 02:37:13,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-12 02:37:13,792 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:37:13,792 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:37:13,792 INFO L408 AbstractCegarLoop]: === Iteration 2 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:37:13,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1076523866, now seen corresponding path program 1 times [2018-04-12 02:37:13,792 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:37:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:37:13,800 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:37:13,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:13,851 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:37:13,851 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 02:37:13,852 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:37:13,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:13,852 INFO L182 omatonBuilderFactory]: Interpolants [96#(<= 1 main_~length1~0), 97#(and (= 0 |main_#t~malloc5.offset|) (= main_~length1~0 (select |#length| |main_#t~malloc5.base|)) (<= 1 main_~length1~0)), 98#(and (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (<= 1 main_~length1~0) (= main_~nondetString1~0.offset 0)), 94#true, 95#false] [2018-04-12 02:37:13,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:13,853 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 02:37:13,853 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 02:37:13,853 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 02:37:13,853 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand 5 states. [2018-04-12 02:37:13,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:37:13,885 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2018-04-12 02:37:13,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 02:37:13,886 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2018-04-12 02:37:13,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:37:13,886 INFO L225 Difference]: With dead ends: 25 [2018-04-12 02:37:13,886 INFO L226 Difference]: Without dead ends: 25 [2018-04-12 02:37:13,887 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-04-12 02:37:13,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2018-04-12 02:37:13,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2018-04-12 02:37:13,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2018-04-12 02:37:13,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2018-04-12 02:37:13,889 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 10 [2018-04-12 02:37:13,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:37:13,889 INFO L459 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2018-04-12 02:37:13,889 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 02:37:13,889 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-04-12 02:37:13,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-12 02:37:13,889 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:37:13,889 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:37:13,889 INFO L408 AbstractCegarLoop]: === Iteration 3 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:37:13,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1957054019, now seen corresponding path program 1 times [2018-04-12 02:37:13,890 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:37:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:37:13,898 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:37:13,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:13,946 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:37:13,947 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 02:37:13,947 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:37:13,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:13,947 INFO L182 omatonBuilderFactory]: Interpolants [151#true, 152#false, 153#(= 1 (select |#valid| main_~nondetString1~0.base)), 154#(= 1 (select |#valid| |cstrlen_#in~s.base|)), 155#(= 1 (select |#valid| cstrlen_~p~0.base))] [2018-04-12 02:37:13,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:13,947 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 02:37:13,947 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 02:37:13,947 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 02:37:13,947 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand 5 states. [2018-04-12 02:37:13,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:37:13,971 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2018-04-12 02:37:13,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 02:37:13,972 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-12 02:37:13,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:37:13,972 INFO L225 Difference]: With dead ends: 24 [2018-04-12 02:37:13,972 INFO L226 Difference]: Without dead ends: 24 [2018-04-12 02:37:13,972 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-12 02:37:13,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2018-04-12 02:37:13,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2018-04-12 02:37:13,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-04-12 02:37:13,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2018-04-12 02:37:13,974 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 14 [2018-04-12 02:37:13,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:37:13,974 INFO L459 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2018-04-12 02:37:13,974 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 02:37:13,974 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-04-12 02:37:13,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-12 02:37:13,975 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:37:13,975 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:37:13,975 INFO L408 AbstractCegarLoop]: === Iteration 4 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:37:13,975 INFO L82 PathProgramCache]: Analyzing trace with hash 1957054020, now seen corresponding path program 1 times [2018-04-12 02:37:13,975 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:37:13,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:37:13,984 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:37:14,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,065 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:37:14,065 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-12 02:37:14,065 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:37:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,065 INFO L182 omatonBuilderFactory]: Interpolants [208#(<= 1 main_~length1~0), 209#(and (= 0 |main_#t~malloc5.offset|) (= main_~length1~0 (select |#length| |main_#t~malloc5.base|)) (<= 1 main_~length1~0)), 210#(and (= 0 main_~nondetString1~0.offset) (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (<= 1 main_~length1~0)), 211#(and (= 0 main_~nondetString1~0.offset) (<= 1 (select |#length| main_~nondetString1~0.base))), 212#(and (<= 1 (select |#length| |cstrlen_#in~s.base|)) (= 0 |cstrlen_#in~s.offset|)), 213#(and (<= 1 (select |#length| cstrlen_~p~0.base)) (= cstrlen_~p~0.offset 0)), 206#true, 207#false] [2018-04-12 02:37:14,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,066 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 02:37:14,066 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 02:37:14,066 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-12 02:37:14,066 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 8 states. [2018-04-12 02:37:14,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:37:14,135 INFO L93 Difference]: Finished difference Result 30 states and 32 transitions. [2018-04-12 02:37:14,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 02:37:14,136 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 14 [2018-04-12 02:37:14,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:37:14,138 INFO L225 Difference]: With dead ends: 30 [2018-04-12 02:37:14,138 INFO L226 Difference]: Without dead ends: 30 [2018-04-12 02:37:14,138 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-04-12 02:37:14,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-04-12 02:37:14,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 26. [2018-04-12 02:37:14,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-04-12 02:37:14,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2018-04-12 02:37:14,141 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 14 [2018-04-12 02:37:14,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:37:14,141 INFO L459 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2018-04-12 02:37:14,141 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 02:37:14,141 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-04-12 02:37:14,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-12 02:37:14,142 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:37:14,142 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:37:14,142 INFO L408 AbstractCegarLoop]: === Iteration 5 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:37:14,142 INFO L82 PathProgramCache]: Analyzing trace with hash -1584758491, now seen corresponding path program 1 times [2018-04-12 02:37:14,143 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:37:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:37:14,157 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:37:14,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,241 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:37:14,241 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-12 02:37:14,241 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:37:14,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,241 INFO L182 omatonBuilderFactory]: Interpolants [274#true, 275#false, 276#(and (<= 1 main_~length1~0) (<= main_~length1~0 1)), 277#(and (= 0 |main_#t~malloc5.offset|) (<= 1 main_~length1~0) (<= main_~length1~0 1)), 278#(and (<= 1 main_~length1~0) (<= main_~length1~0 1) (= main_~nondetString1~0.offset 0)), 279#(and (= 0 (select (select |#memory_int| main_~nondetString1~0.base) main_~nondetString1~0.offset)) (= main_~nondetString1~0.offset 0)), 280#(= 0 (select (select |#memory_int| |cstrlen_#in~s.base|) |cstrlen_#in~s.offset|)), 281#(= 0 (select (select |#memory_int| cstrlen_~p~0.base) cstrlen_~p~0.offset)), 282#(= |cstrlen_#t~mem2| 0)] [2018-04-12 02:37:14,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,242 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 02:37:14,250 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 02:37:14,250 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-12 02:37:14,250 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand 9 states. [2018-04-12 02:37:14,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:37:14,335 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2018-04-12 02:37:14,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 02:37:14,335 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2018-04-12 02:37:14,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:37:14,336 INFO L225 Difference]: With dead ends: 42 [2018-04-12 02:37:14,336 INFO L226 Difference]: Without dead ends: 42 [2018-04-12 02:37:14,336 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-04-12 02:37:14,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-04-12 02:37:14,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 37. [2018-04-12 02:37:14,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-12 02:37:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 38 transitions. [2018-04-12 02:37:14,340 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 38 transitions. Word has length 17 [2018-04-12 02:37:14,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:37:14,340 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 38 transitions. [2018-04-12 02:37:14,340 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 02:37:14,340 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-04-12 02:37:14,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-12 02:37:14,341 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:37:14,341 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:37:14,341 INFO L408 AbstractCegarLoop]: === Iteration 6 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:37:14,341 INFO L82 PathProgramCache]: Analyzing trace with hash -883693913, now seen corresponding path program 1 times [2018-04-12 02:37:14,341 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:37:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:37:14,352 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:37:14,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,466 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 02:37:14,466 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-04-12 02:37:14,466 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:37:14,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,467 INFO L182 omatonBuilderFactory]: Interpolants [372#true, 373#false, 374#(<= 1 main_~length1~0), 375#(and (= 0 |main_#t~malloc5.offset|) (= main_~length1~0 (select |#length| |main_#t~malloc5.base|)) (<= 1 main_~length1~0)), 376#(and (<= 1 main_~length1~0) (or (= (+ main_~nondetString1~0.offset main_~length1~0) 1) (= main_~length1~0 (select |#length| main_~nondetString1~0.base))) (= main_~nondetString1~0.offset 0)), 377#(and (or (<= 2 (+ main_~nondetString1~0.offset (select |#length| main_~nondetString1~0.base))) (= 0 (select (select |#memory_int| main_~nondetString1~0.base) main_~nondetString1~0.offset))) (= main_~nondetString1~0.offset 0)), 378#(and (= 0 |cstrlen_#in~s.offset|) (or (= 0 (select (select |#memory_int| |cstrlen_#in~s.base|) |cstrlen_#in~s.offset|)) (<= 2 (select |#length| |cstrlen_#in~s.base|)))), 379#(and (or (<= 2 (select |#length| cstrlen_~p~0.base)) (= 0 (select (select |#memory_int| cstrlen_~p~0.base) cstrlen_~p~0.offset))) (= cstrlen_~p~0.offset 0)), 380#(and (or (<= 2 (select |#length| cstrlen_~p~0.base)) (= |cstrlen_#t~mem2| 0)) (= cstrlen_~p~0.offset 0)), 381#(and (<= 1 cstrlen_~p~0.offset) (<= (+ cstrlen_~p~0.offset 1) (select |#length| cstrlen_~p~0.base)))] [2018-04-12 02:37:14,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,467 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 02:37:14,467 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 02:37:14,467 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-04-12 02:37:14,467 INFO L87 Difference]: Start difference. First operand 37 states and 38 transitions. Second operand 10 states. [2018-04-12 02:37:14,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:37:14,587 INFO L93 Difference]: Finished difference Result 47 states and 50 transitions. [2018-04-12 02:37:14,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 02:37:14,587 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 17 [2018-04-12 02:37:14,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:37:14,588 INFO L225 Difference]: With dead ends: 47 [2018-04-12 02:37:14,588 INFO L226 Difference]: Without dead ends: 47 [2018-04-12 02:37:14,588 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2018-04-12 02:37:14,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-04-12 02:37:14,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 40. [2018-04-12 02:37:14,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-12 02:37:14,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 42 transitions. [2018-04-12 02:37:14,592 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 42 transitions. Word has length 17 [2018-04-12 02:37:14,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:37:14,592 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 42 transitions. [2018-04-12 02:37:14,592 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 02:37:14,592 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2018-04-12 02:37:14,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 02:37:14,593 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:37:14,593 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:37:14,593 INFO L408 AbstractCegarLoop]: === Iteration 7 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:37:14,593 INFO L82 PathProgramCache]: Analyzing trace with hash 2024137186, now seen corresponding path program 2 times [2018-04-12 02:37:14,593 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:37:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:37:14,605 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:37:14,750 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,750 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 02:37:14,751 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-04-12 02:37:14,751 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:37:14,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,751 INFO L182 omatonBuilderFactory]: Interpolants [481#true, 482#false, 483#(and (= 0 |main_#t~malloc5.offset|) (= main_~length1~0 (select |#length| |main_#t~malloc5.base|))), 484#(and (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (= main_~nondetString1~0.offset 0)), 485#(and (or (= 0 (select (select |#memory_int| main_~nondetString1~0.base) 1)) (<= 3 (+ main_~nondetString1~0.offset (select |#length| main_~nondetString1~0.base))) (<= (+ main_~nondetString1~0.offset (select |#length| main_~nondetString1~0.base)) 1)) (= main_~nondetString1~0.offset 0)), 486#(and (or (<= 3 (select |#length| |cstrlen_#in~s.base|)) (= 0 (select (select |#memory_int| |cstrlen_#in~s.base|) 1)) (<= (select |#length| |cstrlen_#in~s.base|) 1)) (= 0 |cstrlen_#in~s.offset|)), 487#(and (or (<= 3 (select |#length| cstrlen_~p~0.base)) (= 0 (select (select |#memory_int| cstrlen_~p~0.base) 1)) (<= (select |#length| cstrlen_~p~0.base) 1)) (= cstrlen_~p~0.offset 0)), 488#(and (<= 1 cstrlen_~p~0.offset) (or (<= (+ cstrlen_~p~0.offset 2) (select |#length| cstrlen_~p~0.base)) (<= (select |#length| cstrlen_~p~0.base) cstrlen_~p~0.offset) (and (= 0 (select (select |#memory_int| cstrlen_~p~0.base) cstrlen_~p~0.offset)) (= 1 cstrlen_~p~0.offset)))), 489#(and (<= 1 cstrlen_~p~0.offset) (or (and (= |cstrlen_#t~mem2| 0) (= 1 cstrlen_~p~0.offset)) (<= (+ cstrlen_~p~0.offset 2) (select |#length| cstrlen_~p~0.base)))), 490#(and (<= (+ cstrlen_~p~0.offset 1) (select |#length| cstrlen_~p~0.base)) (<= 2 cstrlen_~p~0.offset))] [2018-04-12 02:37:14,751 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,751 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 02:37:14,751 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 02:37:14,751 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-04-12 02:37:14,751 INFO L87 Difference]: Start difference. First operand 40 states and 42 transitions. Second operand 10 states. [2018-04-12 02:37:14,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:37:14,920 INFO L93 Difference]: Finished difference Result 53 states and 57 transitions. [2018-04-12 02:37:14,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 02:37:14,920 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 20 [2018-04-12 02:37:14,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:37:14,921 INFO L225 Difference]: With dead ends: 53 [2018-04-12 02:37:14,921 INFO L226 Difference]: Without dead ends: 53 [2018-04-12 02:37:14,921 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2018-04-12 02:37:14,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-04-12 02:37:14,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 43. [2018-04-12 02:37:14,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-04-12 02:37:14,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 46 transitions. [2018-04-12 02:37:14,925 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 46 transitions. Word has length 20 [2018-04-12 02:37:14,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:37:14,925 INFO L459 AbstractCegarLoop]: Abstraction has 43 states and 46 transitions. [2018-04-12 02:37:14,925 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 02:37:14,925 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2018-04-12 02:37:14,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-12 02:37:14,926 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:37:14,926 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:37:14,926 INFO L408 AbstractCegarLoop]: === Iteration 8 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:37:14,926 INFO L82 PathProgramCache]: Analyzing trace with hash 413064626, now seen corresponding path program 1 times [2018-04-12 02:37:14,927 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:37:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:37:14,939 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:37:14,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,968 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:37:14,968 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 02:37:14,968 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:37:14,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,968 INFO L182 omatonBuilderFactory]: Interpolants [601#true, 602#false, 603#(= |#valid| |old(#valid)|), 604#(= |old(#valid)| (store |#valid| |main_#t~malloc5.base| 0))] [2018-04-12 02:37:14,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:14,968 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 02:37:14,968 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 02:37:14,969 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 02:37:14,969 INFO L87 Difference]: Start difference. First operand 43 states and 46 transitions. Second operand 4 states. [2018-04-12 02:37:14,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:37:14,987 INFO L93 Difference]: Finished difference Result 42 states and 45 transitions. [2018-04-12 02:37:14,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 02:37:14,988 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2018-04-12 02:37:14,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:37:14,988 INFO L225 Difference]: With dead ends: 42 [2018-04-12 02:37:14,988 INFO L226 Difference]: Without dead ends: 24 [2018-04-12 02:37:14,988 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 02:37:14,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2018-04-12 02:37:14,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2018-04-12 02:37:14,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-04-12 02:37:14,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2018-04-12 02:37:14,990 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 22 [2018-04-12 02:37:14,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:37:14,990 INFO L459 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2018-04-12 02:37:14,990 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 02:37:14,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2018-04-12 02:37:14,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-12 02:37:14,990 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:37:14,990 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:37:14,990 INFO L408 AbstractCegarLoop]: === Iteration 9 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:37:14,990 INFO L82 PathProgramCache]: Analyzing trace with hash -269952825, now seen corresponding path program 3 times [2018-04-12 02:37:14,991 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:37:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:37:14,999 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:37:15,119 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 02:37:15,119 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 02:37:15,119 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-04-12 02:37:15,119 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:37:15,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:37:15,120 INFO L182 omatonBuilderFactory]: Interpolants [673#true, 674#false, 675#(and (= 0 |main_#t~malloc5.offset|) (= main_~length1~0 (select |#length| |main_#t~malloc5.base|))), 676#(and (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (= main_~nondetString1~0.offset 0)), 677#(and (= 0 (select (select |#memory_int| main_~nondetString1~0.base) (+ (select |#length| main_~nondetString1~0.base) (+ main_~nondetString1~0.offset (- 1))))) (= main_~nondetString1~0.offset 0)), 678#(= 0 (select (select |#memory_int| |cstrlen_#in~s.base|) (+ (select |#length| |cstrlen_#in~s.base|) (- 1)))), 679#(= 0 (select (select |#memory_int| cstrlen_~p~0.base) (+ (select |#length| cstrlen_~p~0.base) (- 1)))), 680#(or (= 0 (select (select |#memory_int| cstrlen_~p~0.base) cstrlen_~p~0.offset)) (<= (+ cstrlen_~p~0.offset 2) (select |#length| cstrlen_~p~0.base)) (<= (select |#length| cstrlen_~p~0.base) cstrlen_~p~0.offset)), 681#(or (= |cstrlen_#t~mem2| 0) (and (<= 0 cstrlen_~p~0.offset) (<= (+ cstrlen_~p~0.offset 2) (select |#length| cstrlen_~p~0.base)))), 682#(and (<= 1 cstrlen_~p~0.offset) (<= (+ cstrlen_~p~0.offset 1) (select |#length| cstrlen_~p~0.base)))] [2018-04-12 02:37:15,120 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 02:37:15,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 02:37:15,120 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 02:37:15,120 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-04-12 02:37:15,121 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand 10 states. [2018-04-12 02:37:15,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:37:15,207 INFO L93 Difference]: Finished difference Result 23 states and 23 transitions. [2018-04-12 02:37:15,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 02:37:15,207 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 23 [2018-04-12 02:37:15,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:37:15,208 INFO L225 Difference]: With dead ends: 23 [2018-04-12 02:37:15,208 INFO L226 Difference]: Without dead ends: 0 [2018-04-12 02:37:15,208 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2018-04-12 02:37:15,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-12 02:37:15,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-12 02:37:15,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-12 02:37:15,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-12 02:37:15,209 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2018-04-12 02:37:15,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:37:15,209 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-12 02:37:15,209 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 02:37:15,209 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-12 02:37:15,209 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-12 02:37:15,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 02:37:15 BoogieIcfgContainer [2018-04-12 02:37:15,212 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 02:37:15,213 INFO L168 Benchmark]: Toolchain (without parser) took 2323.46 ms. Allocated memory was 334.5 MB in the beginning and 512.8 MB in the end (delta: 178.3 MB). Free memory was 277.2 MB in the beginning and 434.3 MB in the end (delta: -157.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 5.3 GB. [2018-04-12 02:37:15,214 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 334.5 MB. Free memory is still 303.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 02:37:15,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.68 ms. Allocated memory is still 334.5 MB. Free memory was 276.5 MB in the beginning and 252.1 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 5.3 GB. [2018-04-12 02:37:15,214 INFO L168 Benchmark]: Boogie Preprocessor took 34.84 ms. Allocated memory is still 334.5 MB. Free memory was 252.1 MB in the beginning and 249.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-12 02:37:15,214 INFO L168 Benchmark]: RCFGBuilder took 364.95 ms. Allocated memory was 334.5 MB in the beginning and 440.9 MB in the end (delta: 106.4 MB). Free memory was 249.4 MB in the beginning and 379.8 MB in the end (delta: -130.3 MB). Peak memory consumption was 33.5 MB. Max. memory is 5.3 GB. [2018-04-12 02:37:15,215 INFO L168 Benchmark]: TraceAbstraction took 1690.11 ms. Allocated memory was 440.9 MB in the beginning and 512.8 MB in the end (delta: 71.8 MB). Free memory was 379.8 MB in the beginning and 434.3 MB in the end (delta: -54.5 MB). Peak memory consumption was 17.4 MB. Max. memory is 5.3 GB. [2018-04-12 02:37:15,216 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 334.5 MB. Free memory is still 303.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 230.68 ms. Allocated memory is still 334.5 MB. Free memory was 276.5 MB in the beginning and 252.1 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 34.84 ms. Allocated memory is still 334.5 MB. Free memory was 252.1 MB in the beginning and 249.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 364.95 ms. Allocated memory was 334.5 MB in the beginning and 440.9 MB in the end (delta: 106.4 MB). Free memory was 249.4 MB in the beginning and 379.8 MB in the end (delta: -130.3 MB). Peak memory consumption was 33.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1690.11 ms. Allocated memory was 440.9 MB in the beginning and 512.8 MB in the end (delta: 71.8 MB). Free memory was 379.8 MB in the beginning and 434.3 MB in the end (delta: -54.5 MB). Peak memory consumption was 17.4 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 543]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 543]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 553]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 553]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 36 locations, 5 error locations. SAFE Result, 1.6s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 166 SDtfs, 203 SDslu, 480 SDs, 0 SdLazy, 474 SolverSat, 62 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 5/26 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, 9 MinimizatonAttempts, 26 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 138 ConstructedInterpolants, 0 QuantifiedInterpolants, 15120 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 5/26 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrlen-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_02-37-15-223.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrlen-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_02-37-15-223.csv Received shutdown request...