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/cstrcpy-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 19:58:51,498 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 19:58:51,499 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 19:58:51,510 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 19:58:51,510 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 19:58:51,511 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 19:58:51,512 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 19:58:51,514 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 19:58:51,516 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 19:58:51,517 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 19:58:51,518 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 19:58:51,518 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 19:58:51,519 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 19:58:51,520 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 19:58:51,521 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 19:58:51,522 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 19:58:51,524 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 19:58:51,525 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 19:58:51,526 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 19:58:51,527 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 19:58:51,529 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-12 19:58:51,534 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 19:58:51,545 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 19:58:51,545 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 19:58:51,546 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 19:58:51,546 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 19:58:51,546 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 19:58:51,547 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 19:58:51,547 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 19:58:51,547 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 19:58:51,547 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 19:58:51,547 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 19:58:51,547 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 19:58:51,547 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 19:58:51,548 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 19:58:51,548 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 19:58:51,548 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 19:58:51,548 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 19:58:51,548 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 19:58:51,548 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 19:58:51,549 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 19:58:51,549 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 19:58:51,549 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 19:58:51,549 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 19:58:51,580 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 19:58:51,593 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 19:58:51,596 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 19:58:51,597 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 19:58:51,597 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 19:58:51,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:51,971 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGa877659f2 [2018-04-12 19:58:52,105 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 19:58:52,105 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 19:58:52,106 INFO L168 CDTParser]: Scanning cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,113 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 19:58:52,113 INFO L215 ultiparseSymbolTable]: [2018-04-12 19:58:52,113 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 19:58:52,114 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,114 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,114 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,114 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__ ('') in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,114 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 19:58:52,114 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__ino_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,114 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pid_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____socklen_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__u_int64_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____ssize_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__ldiv_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__int8_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__gid_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__off_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____time_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____timer_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____intptr_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__u_short in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,115 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____mode_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__key_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__caddr_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____fsword_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__timer_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____int8_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__ssize_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____uid_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____nlink_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__mode_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____uint64_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____u_short in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__int32_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____u_int in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____int64_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__loff_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__nlink_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__uint in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____clock_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__dev_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____qaddr_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____rlim64_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____daddr_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____blksize_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__id_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__ushort in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__u_quad_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____uint8_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____key_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__time_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__register_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____useconds_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__daddr_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__clock_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____quad_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____fsid_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____pid_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____int16_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____ino_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____ino64_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____u_long in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__sigset_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____gid_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____uint16_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__int64_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__u_int32_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__fd_mask in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____sigset_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__ulong in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____loff_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__fsid_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____caddr_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__clockid_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__u_long in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____dev_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____off_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__suseconds_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__fd_set in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__wchar_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__uid_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__lldiv_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____uint32_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____id_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____u_char in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__u_int8_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____fd_mask in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____off64_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____suseconds_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____int32_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__div_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__u_int in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__blksize_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__u_int16_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__quad_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__size_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__u_char in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____u_quad_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____clockid_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__int16_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____rlim_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,138 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGa877659f2 [2018-04-12 19:58:52,141 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 19:58:52,142 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 19:58:52,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 19:58:52,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 19:58:52,147 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 19:58:52,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 07:58:52" (1/1) ... [2018-04-12 19:58:52,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45cf1ad5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 07:58:52, skipping insertion in model container [2018-04-12 19:58:52,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 07:58:52" (1/1) ... [2018-04-12 19:58:52,161 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 19:58:52,183 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 19:58:52,315 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 19:58:52,347 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 19:58:52,353 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-12 19:58:52,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 07:58:52 WrapperNode [2018-04-12 19:58:52,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 19:58:52,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 19:58:52,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 19:58:52,391 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 19:58:52,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 07:58:52" (1/1) ... [2018-04-12 19:58:52,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 07:58:52" (1/1) ... [2018-04-12 19:58:52,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 07:58:52" (1/1) ... [2018-04-12 19:58:52,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 07:58:52" (1/1) ... [2018-04-12 19:58:52,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 07:58:52" (1/1) ... [2018-04-12 19:58:52,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 07:58:52" (1/1) ... [2018-04-12 19:58:52,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 07:58:52" (1/1) ... [2018-04-12 19:58:52,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 19:58:52,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 19:58:52,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 19:58:52,428 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 19:58:52,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 07:58:52" (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 19:58:52,514 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 19:58:52,514 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 19:58:52,514 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 19:58:52,514 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 19:58:52,514 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrcpy [2018-04-12 19:58:52,514 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 19:58:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 19:58:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrcpy_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 19:58:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 19:58:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 19:58:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 19:58:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 19:58:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 19:58:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 19:58:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 19:58:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 19:58:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 19:58:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 19:58:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 19:58:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 19:58:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 19:58:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 19:58:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 19:58:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 19:58:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 19:58:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 19:58:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 19:58:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 19:58:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 19:58:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 19:58:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 19:58:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 19:58:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 19:58:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 19:58:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 19:58:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 19:58:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 19:58:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 19:58:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 19:58:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 19:58:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 19:58:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 19:58:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 19:58:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 19:58:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 19:58:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 19:58:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 19:58:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 19:58:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 19:58:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 19:58:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 19:58:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 19:58:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 19:58:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 19:58:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 19:58:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 19:58:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 19:58:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 19:58:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 19:58:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 19:58:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 19:58:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 19:58:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 19:58:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 19:58:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 19:58:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 19:58:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 19:58:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 19:58:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 19:58:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 19:58:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 19:58:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 19:58:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 19:58:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 19:58:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 19:58:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 19:58:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 19:58:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 19:58:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 19:58:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 19:58:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 19:58:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 19:58:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 19:58:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 19:58:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 19:58:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 19:58:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 19:58:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 19:58:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 19:58:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 19:58:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 19:58:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 19:58:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 19:58:52,524 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 19:58:52,524 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 19:58:52,524 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 19:58:52,524 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 19:58:52,524 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 19:58:52,524 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 19:58:52,524 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 19:58:52,524 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 19:58:52,524 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 19:58:52,524 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 19:58:52,524 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 19:58:52,525 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 19:58:52,525 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 19:58:52,525 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 19:58:52,525 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 19:58:52,525 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 19:58:52,525 INFO L128 BoogieDeclarations]: Found specification of procedure cstrcpy [2018-04-12 19:58:52,525 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 19:58:52,525 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 19:58:52,525 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 19:58:52,525 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 19:58:52,526 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 19:58:52,526 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 19:58:52,526 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 19:58:52,526 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 19:58:52,772 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 19:58:52,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 07:58:52 BoogieIcfgContainer [2018-04-12 19:58:52,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 19:58:52,773 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 19:58:52,773 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 19:58:52,775 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 19:58:52,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 07:58:52" (1/3) ... [2018-04-12 19:58:52,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea51770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 07:58:52, skipping insertion in model container [2018-04-12 19:58:52,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 07:58:52" (2/3) ... [2018-04-12 19:58:52,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea51770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 07:58:52, skipping insertion in model container [2018-04-12 19:58:52,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 07:58:52" (3/3) ... [2018-04-12 19:58:52,777 INFO L107 eAbstractionObserver]: Analyzing ICFG cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 19:58:52,784 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-12 19:58:52,789 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2018-04-12 19:58:52,819 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 19:58:52,820 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 19:58:52,820 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 19:58:52,820 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-12 19:58:52,820 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-12 19:58:52,820 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 19:58:52,820 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 19:58:52,820 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 19:58:52,820 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 19:58:52,821 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 19:58:52,828 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-04-12 19:58:52,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-12 19:58:52,834 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:52,835 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 19:58:52,835 INFO L408 AbstractCegarLoop]: === Iteration 1 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:52,838 INFO L82 PathProgramCache]: Analyzing trace with hash -320034324, now seen corresponding path program 1 times [2018-04-12 19:58:52,870 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:52,906 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:52,941 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 19:58:52,942 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 19:58:52,942 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 19:58:52,943 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:52,943 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 19:58:52,943 INFO L182 omatonBuilderFactory]: Interpolants [43#true, 44#false, 45#(<= 1 main_~length1~0), 46#(<= main_~length2~0 main_~length1~0)] [2018-04-12 19:58:52,943 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 19:58:52,944 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 19:58:52,951 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 19:58:52,952 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 19:58:52,953 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 4 states. [2018-04-12 19:58:52,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:52,998 INFO L93 Difference]: Finished difference Result 44 states and 47 transitions. [2018-04-12 19:58:52,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 19:58:53,000 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2018-04-12 19:58:53,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:53,006 INFO L225 Difference]: With dead ends: 44 [2018-04-12 19:58:53,007 INFO L226 Difference]: Without dead ends: 40 [2018-04-12 19:58:53,008 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 19:58:53,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-04-12 19:58:53,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 38. [2018-04-12 19:58:53,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-04-12 19:58:53,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2018-04-12 19:58:53,033 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 41 transitions. Word has length 10 [2018-04-12 19:58:53,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:53,034 INFO L459 AbstractCegarLoop]: Abstraction has 38 states and 41 transitions. [2018-04-12 19:58:53,034 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 19:58:53,034 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2018-04-12 19:58:53,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-12 19:58:53,034 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:53,034 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 19:58:53,034 INFO L408 AbstractCegarLoop]: === Iteration 2 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:53,035 INFO L82 PathProgramCache]: Analyzing trace with hash -320032402, now seen corresponding path program 1 times [2018-04-12 19:58:53,036 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:53,043 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:53,054 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 19:58:53,055 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 19:58:53,055 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 19:58:53,055 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:53,055 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 19:58:53,055 INFO L182 omatonBuilderFactory]: Interpolants [131#true, 132#false, 133#(= |#valid| |old(#valid)|)] [2018-04-12 19:58:53,055 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 19:58:53,056 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 19:58:53,056 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 19:58:53,056 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 19:58:53,056 INFO L87 Difference]: Start difference. First operand 38 states and 41 transitions. Second operand 3 states. [2018-04-12 19:58:53,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:53,099 INFO L93 Difference]: Finished difference Result 39 states and 41 transitions. [2018-04-12 19:58:53,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 19:58:53,099 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2018-04-12 19:58:53,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:53,100 INFO L225 Difference]: With dead ends: 39 [2018-04-12 19:58:53,100 INFO L226 Difference]: Without dead ends: 38 [2018-04-12 19:58:53,101 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 19:58:53,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-04-12 19:58:53,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 37. [2018-04-12 19:58:53,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-12 19:58:53,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 39 transitions. [2018-04-12 19:58:53,104 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 39 transitions. Word has length 10 [2018-04-12 19:58:53,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:53,104 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 39 transitions. [2018-04-12 19:58:53,104 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 19:58:53,104 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2018-04-12 19:58:53,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-12 19:58:53,105 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:53,105 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 19:58:53,105 INFO L408 AbstractCegarLoop]: === Iteration 3 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:53,105 INFO L82 PathProgramCache]: Analyzing trace with hash -227374400, now seen corresponding path program 1 times [2018-04-12 19:58:53,106 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:53,118 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:53,142 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 19:58:53,142 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 19:58:53,142 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 19:58:53,143 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:53,143 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 19:58:53,143 INFO L182 omatonBuilderFactory]: Interpolants [210#true, 211#false, 212#(= 1 (select |#valid| |main_#t~malloc8.base|)), 213#(= 1 (select |#valid| main_~nondetString~0.base))] [2018-04-12 19:58:53,143 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 19:58:53,143 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 19:58:53,143 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 19:58:53,144 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 19:58:53,144 INFO L87 Difference]: Start difference. First operand 37 states and 39 transitions. Second operand 4 states. [2018-04-12 19:58:53,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:53,183 INFO L93 Difference]: Finished difference Result 36 states and 38 transitions. [2018-04-12 19:58:53,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 19:58:53,183 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-04-12 19:58:53,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:53,184 INFO L225 Difference]: With dead ends: 36 [2018-04-12 19:58:53,184 INFO L226 Difference]: Without dead ends: 36 [2018-04-12 19:58:53,184 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 19:58:53,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-04-12 19:58:53,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2018-04-12 19:58:53,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-04-12 19:58:53,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 38 transitions. [2018-04-12 19:58:53,186 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 38 transitions. Word has length 14 [2018-04-12 19:58:53,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:53,186 INFO L459 AbstractCegarLoop]: Abstraction has 36 states and 38 transitions. [2018-04-12 19:58:53,186 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 19:58:53,186 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2018-04-12 19:58:53,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-12 19:58:53,187 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:53,187 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 19:58:53,187 INFO L408 AbstractCegarLoop]: === Iteration 4 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:53,187 INFO L82 PathProgramCache]: Analyzing trace with hash -227374399, now seen corresponding path program 1 times [2018-04-12 19:58:53,188 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:53,197 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:53,238 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 19:58:53,239 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 19:58:53,239 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 19:58:53,239 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:53,239 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 19:58:53,239 INFO L182 omatonBuilderFactory]: Interpolants [288#true, 289#false, 290#(<= 1 main_~length2~0), 291#(and (= main_~length2~0 (select |#length| |main_#t~malloc8.base|)) (<= 1 main_~length2~0) (= 0 |main_#t~malloc8.offset|)), 292#(and (<= 1 main_~length2~0) (= main_~length2~0 (select |#length| main_~nondetString~0.base)) (= main_~nondetString~0.offset 0))] [2018-04-12 19:58:53,240 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 19:58:53,240 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 19:58:53,240 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 19:58:53,240 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 19:58:53,240 INFO L87 Difference]: Start difference. First operand 36 states and 38 transitions. Second operand 5 states. [2018-04-12 19:58:53,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:53,261 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2018-04-12 19:58:53,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 19:58:53,261 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-12 19:58:53,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:53,262 INFO L225 Difference]: With dead ends: 35 [2018-04-12 19:58:53,262 INFO L226 Difference]: Without dead ends: 35 [2018-04-12 19:58:53,262 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 19:58:53,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-04-12 19:58:53,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-04-12 19:58:53,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-04-12 19:58:53,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2018-04-12 19:58:53,264 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 14 [2018-04-12 19:58:53,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:53,264 INFO L459 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2018-04-12 19:58:53,265 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 19:58:53,265 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2018-04-12 19:58:53,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-12 19:58:53,265 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:53,265 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 19:58:53,265 INFO L408 AbstractCegarLoop]: === Iteration 5 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:53,265 INFO L82 PathProgramCache]: Analyzing trace with hash -1962457945, now seen corresponding path program 1 times [2018-04-12 19:58:53,266 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:53,274 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:53,300 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 19:58:53,300 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 19:58:53,300 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 19:58:53,300 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:53,300 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 19:58:53,300 INFO L182 omatonBuilderFactory]: Interpolants [368#(= 1 (select |#valid| |cstrcpy_#in~s2.base|)), 369#(= 1 (select |#valid| cstrcpy_~src~0.base)), 370#(= 1 (select |#valid| |cstrcpy_#t~post3.base|)), 365#true, 366#false, 367#(= 1 (select |#valid| main_~nondetString~0.base))] [2018-04-12 19:58:53,301 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 19:58:53,301 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 19:58:53,301 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 19:58:53,301 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 19:58:53,301 INFO L87 Difference]: Start difference. First operand 35 states and 37 transitions. Second operand 6 states. [2018-04-12 19:58:53,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:53,344 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2018-04-12 19:58:53,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 19:58:53,344 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-04-12 19:58:53,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:53,344 INFO L225 Difference]: With dead ends: 34 [2018-04-12 19:58:53,345 INFO L226 Difference]: Without dead ends: 34 [2018-04-12 19:58:53,345 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-04-12 19:58:53,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-04-12 19:58:53,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2018-04-12 19:58:53,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-04-12 19:58:53,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 36 transitions. [2018-04-12 19:58:53,347 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 36 transitions. Word has length 19 [2018-04-12 19:58:53,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:53,347 INFO L459 AbstractCegarLoop]: Abstraction has 34 states and 36 transitions. [2018-04-12 19:58:53,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 19:58:53,347 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2018-04-12 19:58:53,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-12 19:58:53,347 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:53,348 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 19:58:53,348 INFO L408 AbstractCegarLoop]: === Iteration 6 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:53,348 INFO L82 PathProgramCache]: Analyzing trace with hash -1962457944, now seen corresponding path program 1 times [2018-04-12 19:58:53,348 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:53,356 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:53,432 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 19:58:53,432 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 19:58:53,432 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-12 19:58:53,433 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:53,433 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 19:58:53,433 INFO L182 omatonBuilderFactory]: Interpolants [448#(and (<= 1 (select |#length| main_~nondetString~0.base)) (= 0 main_~nondetString~0.offset)), 449#(and (= 0 |cstrcpy_#in~s2.offset|) (<= 1 (select |#length| |cstrcpy_#in~s2.base|))), 450#(and (<= 1 (select |#length| cstrcpy_~src~0.base)) (= 0 cstrcpy_~src~0.offset)), 451#(and (= |cstrcpy_#t~post3.offset| 0) (<= 1 (select |#length| |cstrcpy_#t~post3.base|))), 443#true, 444#false, 445#(<= 1 main_~length2~0), 446#(and (= main_~length2~0 (select |#length| |main_#t~malloc8.base|)) (<= 1 main_~length2~0) (= 0 |main_#t~malloc8.offset|)), 447#(and (<= 1 main_~length2~0) (= 0 main_~nondetString~0.offset) (= main_~length2~0 (select |#length| main_~nondetString~0.base)))] [2018-04-12 19:58:53,433 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 19:58:53,433 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 19:58:53,433 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 19:58:53,433 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-04-12 19:58:53,433 INFO L87 Difference]: Start difference. First operand 34 states and 36 transitions. Second operand 9 states. [2018-04-12 19:58:53,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:53,525 INFO L93 Difference]: Finished difference Result 41 states and 44 transitions. [2018-04-12 19:58:53,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 19:58:53,525 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2018-04-12 19:58:53,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:53,526 INFO L225 Difference]: With dead ends: 41 [2018-04-12 19:58:53,526 INFO L226 Difference]: Without dead ends: 41 [2018-04-12 19:58:53,527 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-04-12 19:58:53,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-04-12 19:58:53,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 37. [2018-04-12 19:58:53,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-12 19:58:53,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 39 transitions. [2018-04-12 19:58:53,529 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 39 transitions. Word has length 19 [2018-04-12 19:58:53,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:53,529 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 39 transitions. [2018-04-12 19:58:53,529 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 19:58:53,530 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2018-04-12 19:58:53,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 19:58:53,530 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:53,530 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] [2018-04-12 19:58:53,530 INFO L408 AbstractCegarLoop]: === Iteration 7 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:53,530 INFO L82 PathProgramCache]: Analyzing trace with hash -706654171, now seen corresponding path program 1 times [2018-04-12 19:58:53,531 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:53,543 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:53,605 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 19:58:53,605 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 19:58:53,605 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-12 19:58:53,605 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:53,605 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 19:58:53,606 INFO L182 omatonBuilderFactory]: Interpolants [544#(= 1 (select |#valid| |cstrcpy_#t~post2.base|)), 536#true, 537#false, 538#(= 1 (select |#valid| |main_#t~malloc7.base|)), 539#(= 1 (select |#valid| main_~nondetArea~0.base)), 540#(or (= |main_#t~malloc8.base| main_~nondetArea~0.base) (= 1 (select |#valid| main_~nondetArea~0.base))), 541#(or (= main_~nondetString~0.base main_~nondetArea~0.base) (= 1 (select |#valid| main_~nondetArea~0.base))), 542#(= 1 (select |#valid| |cstrcpy_#in~s1.base|)), 543#(= 1 (select |#valid| cstrcpy_~dst~0.base))] [2018-04-12 19:58:53,606 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 19:58:53,606 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 19:58:53,606 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 19:58:53,606 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-12 19:58:53,606 INFO L87 Difference]: Start difference. First operand 37 states and 39 transitions. Second operand 9 states. [2018-04-12 19:58:53,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:53,677 INFO L93 Difference]: Finished difference Result 36 states and 38 transitions. [2018-04-12 19:58:53,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 19:58:53,677 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2018-04-12 19:58:53,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:53,677 INFO L225 Difference]: With dead ends: 36 [2018-04-12 19:58:53,678 INFO L226 Difference]: Without dead ends: 36 [2018-04-12 19:58:53,678 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-04-12 19:58:53,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-04-12 19:58:53,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2018-04-12 19:58:53,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-04-12 19:58:53,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 38 transitions. [2018-04-12 19:58:53,681 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 38 transitions. Word has length 20 [2018-04-12 19:58:53,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:53,681 INFO L459 AbstractCegarLoop]: Abstraction has 36 states and 38 transitions. [2018-04-12 19:58:53,681 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 19:58:53,681 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2018-04-12 19:58:53,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 19:58:53,682 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:53,682 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] [2018-04-12 19:58:53,682 INFO L408 AbstractCegarLoop]: === Iteration 8 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:53,682 INFO L82 PathProgramCache]: Analyzing trace with hash -706654170, now seen corresponding path program 1 times [2018-04-12 19:58:53,690 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:53,700 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:53,783 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 19:58:53,783 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 19:58:53,784 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-12 19:58:53,784 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:53,784 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 19:58:53,784 INFO L182 omatonBuilderFactory]: Interpolants [624#false, 625#(<= 1 main_~length1~0), 626#(and (= 0 |main_#t~malloc7.offset|) (= (select |#valid| |main_#t~malloc7.base|) 1) (<= 1 (select |#length| |main_#t~malloc7.base|))), 627#(and (<= 1 (select |#length| main_~nondetArea~0.base)) (= (select |#valid| main_~nondetArea~0.base) 1) (= 0 main_~nondetArea~0.offset)), 628#(and (<= 1 (select |#length| main_~nondetArea~0.base)) (= 0 main_~nondetArea~0.offset)), 629#(and (<= 1 (select |#length| |cstrcpy_#in~s1.base|)) (= 0 |cstrcpy_#in~s1.offset|)), 630#(and (<= 1 (select |#length| cstrcpy_~dst~0.base)) (= 0 cstrcpy_~dst~0.offset)), 631#(and (= |cstrcpy_#t~post2.offset| 0) (<= 1 (select |#length| |cstrcpy_#t~post2.base|))), 623#true] [2018-04-12 19:58:53,784 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 19:58:53,784 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 19:58:53,785 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 19:58:53,785 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-04-12 19:58:53,785 INFO L87 Difference]: Start difference. First operand 36 states and 38 transitions. Second operand 9 states. [2018-04-12 19:58:53,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:53,891 INFO L93 Difference]: Finished difference Result 38 states and 41 transitions. [2018-04-12 19:58:53,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 19:58:53,892 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2018-04-12 19:58:53,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:53,892 INFO L225 Difference]: With dead ends: 38 [2018-04-12 19:58:53,892 INFO L226 Difference]: Without dead ends: 38 [2018-04-12 19:58:53,892 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2018-04-12 19:58:53,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-04-12 19:58:53,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 37. [2018-04-12 19:58:53,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-12 19:58:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 39 transitions. [2018-04-12 19:58:53,894 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 39 transitions. Word has length 20 [2018-04-12 19:58:53,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:53,894 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 39 transitions. [2018-04-12 19:58:53,894 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 19:58:53,895 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2018-04-12 19:58:53,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-12 19:58:53,895 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:53,895 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 19:58:53,895 INFO L408 AbstractCegarLoop]: === Iteration 9 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:53,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1723623482, now seen corresponding path program 1 times [2018-04-12 19:58:53,896 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:53,908 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:53,979 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 19:58:53,979 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 19:58:53,979 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-12 19:58:53,980 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:53,980 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 19:58:53,980 INFO L182 omatonBuilderFactory]: Interpolants [720#(and (<= main_~length2~0 1) (<= 1 main_~length2~0) (= 0 |main_#t~malloc8.offset|)), 721#(and (<= 1 main_~length2~0) (= main_~nondetString~0.offset 0) (<= (+ main_~nondetString~0.offset main_~length2~0) 1)), 722#(and (= main_~nondetString~0.offset 0) (= 0 (select (select |#memory_int| main_~nondetString~0.base) main_~nondetString~0.offset))), 723#(= 0 (select (select |#memory_int| |cstrcpy_#in~s2.base|) |cstrcpy_#in~s2.offset|)), 724#(= 0 (select (select |#memory_int| cstrcpy_~src~0.base) cstrcpy_~src~0.offset)), 725#(= 0 (select (select |#memory_int| |cstrcpy_#t~post3.base|) |cstrcpy_#t~post3.offset|)), 726#(= 0 |cstrcpy_#t~mem4|), 717#true, 718#false, 719#(and (<= main_~length2~0 1) (<= 1 main_~length2~0))] [2018-04-12 19:58:53,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 19:58:53,980 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 19:58:53,980 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 19:58:53,980 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-04-12 19:58:53,981 INFO L87 Difference]: Start difference. First operand 37 states and 39 transitions. Second operand 10 states. [2018-04-12 19:58:54,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:54,082 INFO L93 Difference]: Finished difference Result 60 states and 61 transitions. [2018-04-12 19:58:54,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 19:58:54,082 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 24 [2018-04-12 19:58:54,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:54,083 INFO L225 Difference]: With dead ends: 60 [2018-04-12 19:58:54,083 INFO L226 Difference]: Without dead ends: 60 [2018-04-12 19:58:54,083 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2018-04-12 19:58:54,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-04-12 19:58:54,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 53. [2018-04-12 19:58:54,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-04-12 19:58:54,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 55 transitions. [2018-04-12 19:58:54,086 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 55 transitions. Word has length 24 [2018-04-12 19:58:54,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:54,086 INFO L459 AbstractCegarLoop]: Abstraction has 53 states and 55 transitions. [2018-04-12 19:58:54,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 19:58:54,086 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2018-04-12 19:58:54,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-12 19:58:54,087 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:54,087 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 19:58:54,087 INFO L408 AbstractCegarLoop]: === Iteration 10 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:54,087 INFO L82 PathProgramCache]: Analyzing trace with hash 135275580, now seen corresponding path program 1 times [2018-04-12 19:58:54,087 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:54,096 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:54,214 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 19:58:54,214 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 19:58:54,215 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-12 19:58:54,215 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:54,215 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 19:58:54,215 INFO L182 omatonBuilderFactory]: Interpolants [852#true, 853#false, 854#(<= 1 main_~length2~0), 855#(and (<= 1 main_~length2~0) (= 0 |main_#t~malloc8.offset|)), 856#(and (<= 1 main_~length2~0) (= 0 main_~nondetString~0.offset)), 857#(and (or (<= 2 (select |#length| main_~nondetString~0.base)) (= 0 (select (select |#memory_int| main_~nondetString~0.base) main_~nondetString~0.offset))) (= 0 main_~nondetString~0.offset)), 858#(and (or (= 0 (select (select |#memory_int| |cstrcpy_#in~s2.base|) |cstrcpy_#in~s2.offset|)) (<= 2 (select |#length| |cstrcpy_#in~s2.base|))) (= 0 |cstrcpy_#in~s2.offset|)), 859#(and (or (= 0 (select (select |#memory_int| cstrcpy_~src~0.base) cstrcpy_~src~0.offset)) (<= 2 (select |#length| cstrcpy_~src~0.base))) (= 0 cstrcpy_~src~0.offset)), 860#(and (or (= 0 (select (select |#memory_int| |cstrcpy_#t~post3.base|) |cstrcpy_#t~post3.offset|)) (and (= |cstrcpy_#t~post3.base| cstrcpy_~src~0.base) (<= (+ cstrcpy_~src~0.offset 1) (+ (select |#length| |cstrcpy_#t~post3.base|) |cstrcpy_#t~post3.offset|)))) (= |cstrcpy_#t~post3.offset| 0) (<= (+ |cstrcpy_#t~post3.offset| 1) cstrcpy_~src~0.offset)), 861#(and (or (= 0 |cstrcpy_#t~mem4|) (<= (+ cstrcpy_~src~0.offset 1) (select |#length| cstrcpy_~src~0.base))) (<= 1 cstrcpy_~src~0.offset)), 862#(and (<= (+ cstrcpy_~src~0.offset 1) (select |#length| cstrcpy_~src~0.base)) (<= 1 cstrcpy_~src~0.offset)), 863#(and (<= 1 |cstrcpy_#t~post3.offset|) (<= (+ |cstrcpy_#t~post3.offset| 1) (select |#length| |cstrcpy_#t~post3.base|)))] [2018-04-12 19:58:54,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 19:58:54,215 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-12 19:58:54,215 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-12 19:58:54,216 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-12 19:58:54,216 INFO L87 Difference]: Start difference. First operand 53 states and 55 transitions. Second operand 12 states. [2018-04-12 19:58:54,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:54,402 INFO L93 Difference]: Finished difference Result 60 states and 64 transitions. [2018-04-12 19:58:54,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-12 19:58:54,403 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 24 [2018-04-12 19:58:54,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:54,405 INFO L225 Difference]: With dead ends: 60 [2018-04-12 19:58:54,405 INFO L226 Difference]: Without dead ends: 60 [2018-04-12 19:58:54,406 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2018-04-12 19:58:54,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-04-12 19:58:54,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 57. [2018-04-12 19:58:54,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-04-12 19:58:54,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 60 transitions. [2018-04-12 19:58:54,410 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 60 transitions. Word has length 24 [2018-04-12 19:58:54,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:54,410 INFO L459 AbstractCegarLoop]: Abstraction has 57 states and 60 transitions. [2018-04-12 19:58:54,410 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-12 19:58:54,410 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2018-04-12 19:58:54,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-12 19:58:54,411 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:54,411 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 19:58:54,415 INFO L408 AbstractCegarLoop]: === Iteration 11 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:54,415 INFO L82 PathProgramCache]: Analyzing trace with hash -101424366, now seen corresponding path program 1 times [2018-04-12 19:58:54,416 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:54,426 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:54,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 19:58:54,595 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 19:58:54,595 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-12 19:58:54,595 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:54,595 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 19:58:54,595 INFO L182 omatonBuilderFactory]: Interpolants [992#false, 993#(<= main_~length2~0 main_~length1~0), 994#(and (= 0 |main_#t~malloc7.offset|) (<= main_~length2~0 (select |#length| |main_#t~malloc7.base|)) (= (select |#valid| |main_#t~malloc7.base|) 1)), 995#(and (<= main_~length2~0 (select |#length| main_~nondetArea~0.base)) (= (select |#valid| main_~nondetArea~0.base) 1) (= 0 main_~nondetArea~0.offset)), 996#(and (= main_~length2~0 (select |#length| |main_#t~malloc8.base|)) (<= main_~length2~0 (select |#length| main_~nondetArea~0.base)) (= 0 main_~nondetArea~0.offset) (= 0 |main_#t~malloc8.offset|)), 997#(and (<= main_~length2~0 (select |#length| main_~nondetArea~0.base)) (= 0 main_~nondetString~0.offset) (= main_~length2~0 (select |#length| main_~nondetString~0.base)) (= 0 main_~nondetArea~0.offset)), 998#(and (<= (select |#length| main_~nondetString~0.base) (select |#length| main_~nondetArea~0.base)) (= 0 main_~nondetString~0.offset) (= 0 main_~nondetArea~0.offset)), 999#(and (<= (select |#length| |cstrcpy_#in~s2.base|) (select |#length| |cstrcpy_#in~s1.base|)) (= 0 |cstrcpy_#in~s2.offset|) (= 0 |cstrcpy_#in~s1.offset|)), 1000#(and (= 0 cstrcpy_~dst~0.offset) (<= (select |#length| cstrcpy_~src~0.base) (select |#length| cstrcpy_~dst~0.base)) (= 0 cstrcpy_~src~0.offset)), 1001#(and (= |cstrcpy_#t~post3.offset| 0) (= |cstrcpy_#t~post2.offset| 0) (<= (+ |cstrcpy_#t~post2.offset| 1) cstrcpy_~dst~0.offset) (= |cstrcpy_#t~post2.base| cstrcpy_~dst~0.base) (= |cstrcpy_#t~post3.base| cstrcpy_~src~0.base) (<= (+ (select |#length| |cstrcpy_#t~post3.base|) cstrcpy_~dst~0.offset |cstrcpy_#t~post3.offset|) (+ (select |#length| |cstrcpy_#t~post2.base|) cstrcpy_~src~0.offset |cstrcpy_#t~post2.offset|))), 1002#(and (= |cstrcpy_#t~post2.offset| 0) (<= (+ cstrcpy_~dst~0.offset (select |#length| cstrcpy_~src~0.base)) (+ (select |#length| |cstrcpy_#t~post2.base|) cstrcpy_~src~0.offset |cstrcpy_#t~post2.offset|)) (<= (+ |cstrcpy_#t~post2.offset| 1) cstrcpy_~dst~0.offset) (= |cstrcpy_#t~post2.base| cstrcpy_~dst~0.base)), 1003#(and (<= 1 cstrcpy_~dst~0.offset) (<= (+ cstrcpy_~dst~0.offset (select |#length| cstrcpy_~src~0.base)) (+ (select |#length| cstrcpy_~dst~0.base) cstrcpy_~src~0.offset))), 1004#(and (<= (+ (select |#length| |cstrcpy_#t~post3.base|) |cstrcpy_#t~post2.offset|) (+ (select |#length| |cstrcpy_#t~post2.base|) |cstrcpy_#t~post3.offset|)) (<= 1 |cstrcpy_#t~post2.offset|)), 1005#(and (<= (+ |cstrcpy_#t~post2.offset| 1) (select |#length| |cstrcpy_#t~post2.base|)) (<= 1 |cstrcpy_#t~post2.offset|)), 991#true] [2018-04-12 19:58:54,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 19:58:54,595 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-12 19:58:54,596 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-12 19:58:54,596 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2018-04-12 19:58:54,596 INFO L87 Difference]: Start difference. First operand 57 states and 60 transitions. Second operand 15 states. [2018-04-12 19:58:54,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:54,862 INFO L93 Difference]: Finished difference Result 56 states and 59 transitions. [2018-04-12 19:58:54,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-12 19:58:54,863 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 25 [2018-04-12 19:58:54,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:54,864 INFO L225 Difference]: With dead ends: 56 [2018-04-12 19:58:54,864 INFO L226 Difference]: Without dead ends: 56 [2018-04-12 19:58:54,864 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=547, Unknown=0, NotChecked=0, Total=650 [2018-04-12 19:58:54,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-04-12 19:58:54,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-04-12 19:58:54,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-04-12 19:58:54,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 59 transitions. [2018-04-12 19:58:54,867 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 59 transitions. Word has length 25 [2018-04-12 19:58:54,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:54,867 INFO L459 AbstractCegarLoop]: Abstraction has 56 states and 59 transitions. [2018-04-12 19:58:54,867 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-12 19:58:54,867 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2018-04-12 19:58:54,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-12 19:58:54,868 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:54,868 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 19:58:54,868 INFO L408 AbstractCegarLoop]: === Iteration 12 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:54,868 INFO L82 PathProgramCache]: Analyzing trace with hash 1408509222, now seen corresponding path program 2 times [2018-04-12 19:58:54,869 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:54,882 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:55,253 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 19:58:55,254 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 19:58:55,254 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-12 19:58:55,254 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:55,254 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 19:58:55,254 INFO L182 omatonBuilderFactory]: Interpolants [1152#(or (and (= 0 (select (select |#memory_int| |cstrcpy_#t~post3.base|) |cstrcpy_#t~post3.offset|)) (= 1 |cstrcpy_#t~post3.offset|)) (and (<= 2 cstrcpy_~src~0.offset) (or (<= (select |#length| |cstrcpy_#t~post3.base|) |cstrcpy_#t~post3.offset|) (<= (+ cstrcpy_~src~0.offset 1) (select |#length| cstrcpy_~src~0.base))))), 1153#(or (and (<= 2 cstrcpy_~src~0.offset) (<= (+ cstrcpy_~src~0.offset 1) (select |#length| cstrcpy_~src~0.base))) (= 0 |cstrcpy_#t~mem4|)), 1154#(and (<= 2 cstrcpy_~src~0.offset) (<= (+ cstrcpy_~src~0.offset 1) (select |#length| cstrcpy_~src~0.base))), 1155#(and (<= 2 |cstrcpy_#t~post3.offset|) (<= (+ |cstrcpy_#t~post3.offset| 1) (select |#length| |cstrcpy_#t~post3.base|))), 1140#true, 1141#false, 1142#(= (select |#valid| |main_#t~malloc7.base|) 1), 1143#(= (select |#valid| main_~nondetArea~0.base) 1), 1144#(and (= main_~length2~0 (select |#length| |main_#t~malloc8.base|)) (not (= main_~nondetArea~0.base |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|)), 1145#(and (or (= (+ main_~nondetString~0.offset main_~length2~0) 2) (= main_~length2~0 (select |#length| main_~nondetString~0.base))) (or (not (= main_~nondetArea~0.base main_~nondetString~0.base)) (not (= (+ main_~nondetString~0.offset main_~length2~0) 2))) (= 0 main_~nondetString~0.offset)), 1146#(and (or (<= (+ main_~nondetString~0.offset (select |#length| main_~nondetString~0.base)) 1) (and (not (= main_~nondetArea~0.base main_~nondetString~0.base)) (= 0 (select (select |#memory_int| main_~nondetString~0.base) 1))) (<= 3 (+ main_~nondetString~0.offset (select |#length| main_~nondetString~0.base)))) (= 0 main_~nondetString~0.offset)), 1147#(and (= 0 |cstrcpy_#in~s2.offset|) (or (<= (select |#length| |cstrcpy_#in~s2.base|) 1) (<= 3 (select |#length| |cstrcpy_#in~s2.base|)) (and (not (= |cstrcpy_#in~s1.base| |cstrcpy_#in~s2.base|)) (= 0 (select (select |#memory_int| |cstrcpy_#in~s2.base|) 1))))), 1148#(and (or (and (= 0 (select (select |#memory_int| cstrcpy_~src~0.base) 1)) (not (= cstrcpy_~dst~0.base cstrcpy_~src~0.base))) (<= (select |#length| cstrcpy_~src~0.base) 1) (<= 3 (select |#length| cstrcpy_~src~0.base))) (= 0 cstrcpy_~src~0.offset)), 1149#(and (= |cstrcpy_#t~post3.offset| 0) (or (and (<= cstrcpy_~src~0.offset (+ |cstrcpy_#t~post3.offset| 1)) (not (= |cstrcpy_#t~post3.base| |cstrcpy_#t~post2.base|)) (= |cstrcpy_#t~post3.base| cstrcpy_~src~0.base) (= 0 (select (select |#memory_int| |cstrcpy_#t~post3.base|) 1)) (<= (+ |cstrcpy_#t~post3.offset| 1) cstrcpy_~src~0.offset)) (and (= |cstrcpy_#t~post3.base| cstrcpy_~src~0.base) (<= (+ |cstrcpy_#t~post3.offset| 1) cstrcpy_~src~0.offset) (or (<= (+ (select |#length| |cstrcpy_#t~post3.base|) |cstrcpy_#t~post3.offset|) cstrcpy_~src~0.offset) (<= (+ cstrcpy_~src~0.offset 2) (+ (select |#length| |cstrcpy_#t~post3.base|) |cstrcpy_#t~post3.offset|)))))), 1150#(or (and (or (<= (+ cstrcpy_~src~0.offset 2) (select |#length| cstrcpy_~src~0.base)) (<= (select |#length| cstrcpy_~src~0.base) cstrcpy_~src~0.offset)) (<= 1 cstrcpy_~src~0.offset)) (and (not (= |cstrcpy_#t~post2.base| cstrcpy_~src~0.base)) (<= cstrcpy_~src~0.offset 1) (<= 1 cstrcpy_~src~0.offset) (= 0 (select (select |#memory_int| cstrcpy_~src~0.base) 1)))), 1151#(or (and (<= cstrcpy_~src~0.offset 1) (<= 1 cstrcpy_~src~0.offset) (= 0 (select (select |#memory_int| cstrcpy_~src~0.base) 1))) (and (or (<= (+ cstrcpy_~src~0.offset 2) (select |#length| cstrcpy_~src~0.base)) (<= (select |#length| cstrcpy_~src~0.base) cstrcpy_~src~0.offset)) (<= 1 cstrcpy_~src~0.offset)))] [2018-04-12 19:58:55,254 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 19:58:55,255 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-12 19:58:55,255 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-12 19:58:55,255 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2018-04-12 19:58:55,255 INFO L87 Difference]: Start difference. First operand 56 states and 59 transitions. Second operand 16 states. [2018-04-12 19:58:55,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:55,592 INFO L93 Difference]: Finished difference Result 66 states and 71 transitions. [2018-04-12 19:58:55,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-12 19:58:55,592 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 29 [2018-04-12 19:58:55,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:55,593 INFO L225 Difference]: With dead ends: 66 [2018-04-12 19:58:55,593 INFO L226 Difference]: Without dead ends: 66 [2018-04-12 19:58:55,593 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=83, Invalid=469, Unknown=0, NotChecked=0, Total=552 [2018-04-12 19:58:55,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-04-12 19:58:55,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 61. [2018-04-12 19:58:55,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-04-12 19:58:55,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 65 transitions. [2018-04-12 19:58:55,596 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 65 transitions. Word has length 29 [2018-04-12 19:58:55,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:55,596 INFO L459 AbstractCegarLoop]: Abstraction has 61 states and 65 transitions. [2018-04-12 19:58:55,596 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-12 19:58:55,596 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 65 transitions. [2018-04-12 19:58:55,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-12 19:58:55,596 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:55,596 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 19:58:55,596 INFO L408 AbstractCegarLoop]: === Iteration 13 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:55,596 INFO L82 PathProgramCache]: Analyzing trace with hash 1243632953, now seen corresponding path program 1 times [2018-04-12 19:58:55,597 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:55,602 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:55,651 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 19:58:55,652 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 19:58:55,652 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 19:58:55,652 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:55,652 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 19:58:55,652 INFO L182 omatonBuilderFactory]: Interpolants [1299#true, 1300#false, 1301#(= |#valid| |old(#valid)|), 1302#(and (= (select |#valid| |main_#t~malloc7.base|) 1) (= (store |#valid| |main_#t~malloc7.base| 0) |old(#valid)|)), 1303#(and (= |old(#valid)| (store (store |#valid| |main_#t~malloc7.base| 0) |main_#t~malloc8.base| 0)) (not (= |main_#t~malloc7.base| |main_#t~malloc8.base|))), 1304#(= (store |#valid| |main_#t~malloc8.base| 0) |old(#valid)|)] [2018-04-12 19:58:55,652 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 19:58:55,652 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 19:58:55,652 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 19:58:55,653 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 19:58:55,653 INFO L87 Difference]: Start difference. First operand 61 states and 65 transitions. Second operand 6 states. [2018-04-12 19:58:55,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:55,702 INFO L93 Difference]: Finished difference Result 60 states and 64 transitions. [2018-04-12 19:58:55,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 19:58:55,702 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-04-12 19:58:55,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:55,703 INFO L225 Difference]: With dead ends: 60 [2018-04-12 19:58:55,703 INFO L226 Difference]: Without dead ends: 35 [2018-04-12 19:58:55,703 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-12 19:58:55,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-04-12 19:58:55,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-04-12 19:58:55,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-04-12 19:58:55,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 36 transitions. [2018-04-12 19:58:55,705 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 36 transitions. Word has length 30 [2018-04-12 19:58:55,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:55,705 INFO L459 AbstractCegarLoop]: Abstraction has 35 states and 36 transitions. [2018-04-12 19:58:55,705 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 19:58:55,705 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-04-12 19:58:55,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-12 19:58:55,706 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 19:58:55,706 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 19:58:55,706 INFO L408 AbstractCegarLoop]: === Iteration 14 === [cstrcpyErr2RequiresViolation, cstrcpyErr3RequiresViolation, cstrcpyErr0RequiresViolation, cstrcpyErr1RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 19:58:55,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1709057660, now seen corresponding path program 3 times [2018-04-12 19:58:55,706 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 19:58:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 19:58:55,714 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 19:58:55,923 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 19:58:55,924 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 19:58:55,924 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-12 19:58:55,924 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 19:58:55,924 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 19:58:55,924 INFO L182 omatonBuilderFactory]: Interpolants [1408#(and (= main_~length2~0 (select |#length| |main_#t~malloc8.base|)) (not (= main_~nondetArea~0.base |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|)), 1409#(and (not (= main_~nondetArea~0.base main_~nondetString~0.base)) (= main_~length2~0 (select |#length| main_~nondetString~0.base)) (= main_~nondetString~0.offset 0)), 1410#(and (= 0 (select (select |#memory_int| main_~nondetString~0.base) (+ main_~nondetString~0.offset (+ (select |#length| main_~nondetString~0.base) (- 1))))) (not (= main_~nondetArea~0.base main_~nondetString~0.base)) (= main_~nondetString~0.offset 0)), 1411#(and (not (= |cstrcpy_#in~s1.base| |cstrcpy_#in~s2.base|)) (= 0 (select (select |#memory_int| |cstrcpy_#in~s2.base|) (+ (select |#length| |cstrcpy_#in~s2.base|) (- 1))))), 1412#(and (= 0 (select (select |#memory_int| cstrcpy_~src~0.base) (+ (select |#length| cstrcpy_~src~0.base) (- 1)))) (not (= cstrcpy_~dst~0.base cstrcpy_~src~0.base))), 1413#(and (= 0 (select (select |#memory_int| |cstrcpy_#t~post3.base|) (+ (select |#length| |cstrcpy_#t~post3.base|) (- 1)))) (not (= |cstrcpy_#t~post3.base| |cstrcpy_#t~post2.base|)) (= |cstrcpy_#t~post3.base| cstrcpy_~src~0.base) (not (= cstrcpy_~dst~0.base cstrcpy_~src~0.base))), 1414#(and (not (= |cstrcpy_#t~post2.base| cstrcpy_~src~0.base)) (= 0 (select (select |#memory_int| cstrcpy_~src~0.base) (+ (select |#length| cstrcpy_~src~0.base) (- 1)))) (not (= cstrcpy_~dst~0.base cstrcpy_~src~0.base))), 1415#(and (not (= |cstrcpy_#t~post3.base| |cstrcpy_#t~post2.base|)) (= |cstrcpy_#t~post3.base| cstrcpy_~src~0.base) (= 0 (select (select |#memory_int| |cstrcpy_#t~post3.base|) (+ (select |#length| cstrcpy_~src~0.base) (- 1))))), 1416#(and (not (= |cstrcpy_#t~post2.base| cstrcpy_~src~0.base)) (= 0 (select (select |#memory_int| cstrcpy_~src~0.base) (+ (select |#length| cstrcpy_~src~0.base) (- 1))))), 1417#(= 0 (select (select |#memory_int| cstrcpy_~src~0.base) (+ (select |#length| cstrcpy_~src~0.base) (- 1)))), 1418#(or (and (or (<= (select |#length| |cstrcpy_#t~post3.base|) |cstrcpy_#t~post3.offset|) (<= (+ cstrcpy_~src~0.offset 1) (select |#length| cstrcpy_~src~0.base))) (<= (+ |cstrcpy_#t~post3.offset| 1) cstrcpy_~src~0.offset)) (= 0 (select (select |#memory_int| |cstrcpy_#t~post3.base|) |cstrcpy_#t~post3.offset|))), 1419#(or (= 0 |cstrcpy_#t~mem4|) (and (<= (+ cstrcpy_~src~0.offset 1) (select |#length| cstrcpy_~src~0.base)) (<= 1 cstrcpy_~src~0.offset))), 1420#(and (<= (+ cstrcpy_~src~0.offset 1) (select |#length| cstrcpy_~src~0.base)) (<= 1 cstrcpy_~src~0.offset)), 1421#(and (<= 1 |cstrcpy_#t~post3.offset|) (<= (+ |cstrcpy_#t~post3.offset| 1) (select |#length| |cstrcpy_#t~post3.base|))), 1404#true, 1405#false, 1406#(= (select |#valid| |main_#t~malloc7.base|) 1), 1407#(= (select |#valid| main_~nondetArea~0.base) 1)] [2018-04-12 19:58:55,924 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 19:58:55,924 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-12 19:58:55,924 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-12 19:58:55,925 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2018-04-12 19:58:55,925 INFO L87 Difference]: Start difference. First operand 35 states and 36 transitions. Second operand 18 states. [2018-04-12 19:58:56,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 19:58:56,214 INFO L93 Difference]: Finished difference Result 34 states and 35 transitions. [2018-04-12 19:58:56,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-12 19:58:56,214 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 34 [2018-04-12 19:58:56,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 19:58:56,215 INFO L225 Difference]: With dead ends: 34 [2018-04-12 19:58:56,215 INFO L226 Difference]: Without dead ends: 0 [2018-04-12 19:58:56,215 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=143, Invalid=669, Unknown=0, NotChecked=0, Total=812 [2018-04-12 19:58:56,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-12 19:58:56,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-12 19:58:56,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-12 19:58:56,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-12 19:58:56,216 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2018-04-12 19:58:56,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 19:58:56,216 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-12 19:58:56,216 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-12 19:58:56,216 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-12 19:58:56,216 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-12 19:58:56,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 07:58:56 BoogieIcfgContainer [2018-04-12 19:58:56,219 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 19:58:56,220 INFO L168 Benchmark]: Toolchain (without parser) took 4078.35 ms. Allocated memory was 391.6 MB in the beginning and 663.2 MB in the end (delta: 271.6 MB). Free memory was 328.8 MB in the beginning and 541.6 MB in the end (delta: -212.9 MB). Peak memory consumption was 58.7 MB. Max. memory is 5.3 GB. [2018-04-12 19:58:56,221 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 391.6 MB. Free memory is still 354.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 19:58:56,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 247.18 ms. Allocated memory is still 391.6 MB. Free memory was 328.8 MB in the beginning and 305.0 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. [2018-04-12 19:58:56,221 INFO L168 Benchmark]: Boogie Preprocessor took 37.65 ms. Allocated memory is still 391.6 MB. Free memory was 305.0 MB in the beginning and 302.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-12 19:58:56,222 INFO L168 Benchmark]: RCFGBuilder took 344.10 ms. Allocated memory was 391.6 MB in the beginning and 583.5 MB in the end (delta: 191.9 MB). Free memory was 302.3 MB in the beginning and 521.4 MB in the end (delta: -219.1 MB). Peak memory consumption was 24.0 MB. Max. memory is 5.3 GB. [2018-04-12 19:58:56,222 INFO L168 Benchmark]: TraceAbstraction took 3446.71 ms. Allocated memory was 583.5 MB in the beginning and 663.2 MB in the end (delta: 79.7 MB). Free memory was 521.4 MB in the beginning and 541.6 MB in the end (delta: -20.2 MB). Peak memory consumption was 59.5 MB. Max. memory is 5.3 GB. [2018-04-12 19:58:56,225 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 391.6 MB. Free memory is still 354.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 247.18 ms. Allocated memory is still 391.6 MB. Free memory was 328.8 MB in the beginning and 305.0 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 37.65 ms. Allocated memory is still 391.6 MB. Free memory was 305.0 MB in the beginning and 302.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 344.10 ms. Allocated memory was 391.6 MB in the beginning and 583.5 MB in the end (delta: 191.9 MB). Free memory was 302.3 MB in the beginning and 521.4 MB in the end (delta: -219.1 MB). Peak memory consumption was 24.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 3446.71 ms. Allocated memory was 583.5 MB in the beginning and 663.2 MB in the end (delta: 79.7 MB). Free memory was 521.4 MB in the beginning and 541.6 MB in the end (delta: -20.2 MB). Peak memory consumption was 59.5 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 544]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 544]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 544]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 544]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 560]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 560]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 46 locations, 7 error locations. SAFE Result, 3.4s OverallTime, 14 OverallIterations, 4 TraceHistogramMax, 1.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 379 SDtfs, 394 SDslu, 1516 SDs, 0 SdLazy, 1351 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 176 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 157 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 5/45 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 14 MinimizatonAttempts, 23 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 292 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 278 ConstructedInterpolants, 0 QuantifiedInterpolants, 48482 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 10 PerfectInterpolantSequences, 5/45 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/cstrcpy-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_19-58-56-232.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrcpy-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_19-58-56-232.csv Received shutdown request...