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/openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 20:12:34,438 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 20:12:34,439 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 20:12:34,449 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 20:12:34,449 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 20:12:34,450 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 20:12:34,451 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 20:12:34,453 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 20:12:34,455 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 20:12:34,455 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 20:12:34,456 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 20:12:34,456 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 20:12:34,457 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 20:12:34,458 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 20:12:34,459 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 20:12:34,460 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 20:12:34,462 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 20:12:34,463 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 20:12:34,464 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 20:12:34,465 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 20:12:34,467 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-12 20:12:34,472 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-12 20:12:34,472 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-12 20:12:34,473 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 20:12:34,497 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 20:12:34,497 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 20:12:34,498 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 20:12:34,498 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 20:12:34,498 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 20:12:34,499 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 20:12:34,499 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 20:12:34,499 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 20:12:34,499 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 20:12:34,499 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 20:12:34,499 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 20:12:34,499 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 20:12:34,500 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 20:12:34,500 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 20:12:34,500 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 20:12:34,500 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 20:12:34,500 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 20:12:34,500 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 20:12:34,500 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 20:12:34,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 20:12:34,501 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 20:12:34,501 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 20:12:34,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 20:12:34,556 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 20:12:34,559 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 20:12:34,560 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 20:12:34,560 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 20:12:34,561 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:34,923 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7f8d0c751 [2018-04-12 20:12:35,042 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 20:12:35,042 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 20:12:35,043 INFO L168 CDTParser]: Scanning openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,051 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 20:12:35,052 INFO L215 ultiparseSymbolTable]: [2018-04-12 20:12:35,052 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 20:12:35,052 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,052 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,052 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy ('cstrcpy') in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,052 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,052 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 20:12:35,052 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__fd_set in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,052 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,053 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__uid_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,053 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____id_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,053 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__lldiv_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,053 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____rlim64_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,053 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,053 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__blksize_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,053 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____qaddr_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,053 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____blksize_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,053 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,054 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____uint32_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,054 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____caddr_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,054 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__time_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,054 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__div_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,054 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____int32_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,054 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____dev_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,054 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,054 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__int16_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,054 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,054 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__sigset_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____u_short in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__mode_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__ulong in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____u_long in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__caddr_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__ino_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__clock_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____uint16_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__daddr_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____fsid_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__ldiv_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__u_long in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,055 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pid_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,056 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,056 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____int8_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,056 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____loff_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,056 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__int64_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,056 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__fsid_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,056 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,056 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__register_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,056 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____clock_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,056 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,056 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,057 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____time_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,057 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____uint8_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,057 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____daddr_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,057 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____key_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,057 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__ushort in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,057 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__int8_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,057 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,057 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__u_quad_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,057 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__loff_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,057 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__u_int64_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,058 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__wchar_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,058 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__uint in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,058 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__nlink_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,058 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,058 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____int64_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,058 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____useconds_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,058 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__id_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,058 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__dev_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,058 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,058 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,059 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,059 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__u_int8_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,059 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____u_int in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,059 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____fd_mask in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,059 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__quad_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,059 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____clockid_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,059 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__clockid_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,059 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,059 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,059 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____sigset_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,059 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__u_int16_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,059 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__ssize_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,060 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__suseconds_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,060 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,060 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____fsword_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,060 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,060 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__fd_mask in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,060 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____uint64_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,060 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____ino_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,060 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____uid_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,060 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__gid_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,060 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____ino64_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,060 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__u_short in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____socklen_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__int32_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____mode_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____gid_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____int16_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____off_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____nlink_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__off_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____intptr_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__size_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__timer_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____ssize_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__u_char in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__key_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__u_int32_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,061 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__u_int in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,062 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____rlim_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,062 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____timer_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,062 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,062 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____u_quad_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,062 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____off64_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,062 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____pid_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,062 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____suseconds_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,062 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,062 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____u_char in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,062 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____quad_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,062 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,074 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7f8d0c751 [2018-04-12 20:12:35,078 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 20:12:35,079 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 20:12:35,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 20:12:35,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 20:12:35,085 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 20:12:35,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 08:12:35" (1/1) ... [2018-04-12 20:12:35,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@804c44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:12:35, skipping insertion in model container [2018-04-12 20:12:35,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 08:12:35" (1/1) ... [2018-04-12 20:12:35,099 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 20:12:35,120 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 20:12:35,248 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 20:12:35,279 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 20:12:35,284 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-12 20:12:35,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:12:35 WrapperNode [2018-04-12 20:12:35,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 20:12:35,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 20:12:35,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 20:12:35,320 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 20:12:35,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:12:35" (1/1) ... [2018-04-12 20:12:35,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:12:35" (1/1) ... [2018-04-12 20:12:35,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:12:35" (1/1) ... [2018-04-12 20:12:35,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:12:35" (1/1) ... [2018-04-12 20:12:35,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:12:35" (1/1) ... [2018-04-12 20:12:35,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:12:35" (1/1) ... [2018-04-12 20:12:35,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:12:35" (1/1) ... [2018-04-12 20:12:35,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 20:12:35,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 20:12:35,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 20:12:35,370 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 20:12:35,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:12:35" (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 20:12:35,462 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 20:12:35,463 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 20:12:35,463 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 20:12:35,463 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 20:12:35,463 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy [2018-04-12 20:12:35,463 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 20:12:35,463 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 20:12:35,463 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 20:12:35,463 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 20:12:35,463 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 20:12:35,463 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 20:12:35,463 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 20:12:35,463 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 20:12:35,463 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 20:12:35,464 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 20:12:35,464 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 20:12:35,464 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 20:12:35,464 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 20:12:35,464 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 20:12:35,464 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 20:12:35,464 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 20:12:35,464 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 20:12:35,464 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 20:12:35,465 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 20:12:35,465 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 20:12:35,465 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 20:12:35,465 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 20:12:35,465 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 20:12:35,465 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 20:12:35,465 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 20:12:35,465 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 20:12:35,465 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 20:12:35,466 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 20:12:35,466 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 20:12:35,466 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 20:12:35,466 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 20:12:35,466 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 20:12:35,466 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 20:12:35,466 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 20:12:35,466 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 20:12:35,466 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 20:12:35,467 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 20:12:35,467 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 20:12:35,467 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 20:12:35,467 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 20:12:35,467 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 20:12:35,467 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 20:12:35,467 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 20:12:35,467 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 20:12:35,467 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 20:12:35,467 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 20:12:35,468 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 20:12:35,468 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 20:12:35,468 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 20:12:35,468 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 20:12:35,468 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 20:12:35,468 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 20:12:35,468 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 20:12:35,468 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 20:12:35,468 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 20:12:35,468 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 20:12:35,469 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 20:12:35,469 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 20:12:35,469 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 20:12:35,469 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 20:12:35,469 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 20:12:35,469 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 20:12:35,469 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 20:12:35,469 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 20:12:35,469 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 20:12:35,469 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 20:12:35,470 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 20:12:35,470 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 20:12:35,470 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 20:12:35,470 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 20:12:35,470 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 20:12:35,470 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 20:12:35,470 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 20:12:35,470 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 20:12:35,470 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 20:12:35,470 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 20:12:35,470 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 20:12:35,471 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 20:12:35,471 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 20:12:35,471 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 20:12:35,471 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 20:12:35,471 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 20:12:35,471 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 20:12:35,471 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 20:12:35,471 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 20:12:35,471 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 20:12:35,471 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 20:12:35,472 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 20:12:35,472 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 20:12:35,472 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 20:12:35,472 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 20:12:35,472 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 20:12:35,472 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 20:12:35,472 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 20:12:35,472 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 20:12:35,472 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 20:12:35,472 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 20:12:35,473 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 20:12:35,473 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 20:12:35,473 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 20:12:35,473 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 20:12:35,473 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 20:12:35,473 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 20:12:35,473 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 20:12:35,473 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy [2018-04-12 20:12:35,473 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 20:12:35,473 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 20:12:35,474 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 20:12:35,474 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 20:12:35,474 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 20:12:35,474 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 20:12:35,474 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 20:12:35,474 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 20:12:35,736 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 20:12:35,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 08:12:35 BoogieIcfgContainer [2018-04-12 20:12:35,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 20:12:35,737 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 20:12:35,737 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 20:12:35,739 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 20:12:35,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 08:12:35" (1/3) ... [2018-04-12 20:12:35,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@298fc4b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 08:12:35, skipping insertion in model container [2018-04-12 20:12:35,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:12:35" (2/3) ... [2018-04-12 20:12:35,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@298fc4b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 08:12:35, skipping insertion in model container [2018-04-12 20:12:35,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 08:12:35" (3/3) ... [2018-04-12 20:12:35,741 INFO L107 eAbstractionObserver]: Analyzing ICFG openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:12:35,746 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-12 20:12:35,750 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2018-04-12 20:12:35,773 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 20:12:35,773 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 20:12:35,773 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 20:12:35,773 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-12 20:12:35,773 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-12 20:12:35,773 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 20:12:35,773 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 20:12:35,773 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 20:12:35,774 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 20:12:35,774 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 20:12:35,782 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-04-12 20:12:35,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-12 20:12:35,787 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:35,788 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:12:35,788 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:35,791 INFO L82 PathProgramCache]: Analyzing trace with hash 1015483767, now seen corresponding path program 1 times [2018-04-12 20:12:35,824 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:35,855 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:35,889 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 20:12:35,890 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:12:35,891 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 20:12:35,891 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:35,892 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 20:12:35,892 INFO L182 omatonBuilderFactory]: Interpolants [43#true, 44#false, 45#(<= 1 main_~length1~0), 46#(<= main_~length2~0 main_~length1~0)] [2018-04-12 20:12:35,892 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 20:12:35,892 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 20:12:35,901 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 20:12:35,901 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 20:12:35,903 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 4 states. [2018-04-12 20:12:35,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:35,946 INFO L93 Difference]: Finished difference Result 44 states and 47 transitions. [2018-04-12 20:12:35,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 20:12:35,947 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2018-04-12 20:12:35,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:35,953 INFO L225 Difference]: With dead ends: 44 [2018-04-12 20:12:35,953 INFO L226 Difference]: Without dead ends: 40 [2018-04-12 20:12:35,954 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 20:12:35,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-04-12 20:12:35,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 38. [2018-04-12 20:12:35,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-04-12 20:12:35,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2018-04-12 20:12:35,975 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 41 transitions. Word has length 10 [2018-04-12 20:12:35,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:35,976 INFO L459 AbstractCegarLoop]: Abstraction has 38 states and 41 transitions. [2018-04-12 20:12:35,976 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 20:12:35,976 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2018-04-12 20:12:35,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-12 20:12:35,976 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:35,976 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:12:35,976 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:35,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1015485689, now seen corresponding path program 1 times [2018-04-12 20:12:35,977 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:35,985 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:35,998 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 20:12:35,998 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:12:35,998 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 20:12:35,998 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:35,999 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 20:12:35,999 INFO L182 omatonBuilderFactory]: Interpolants [131#true, 132#false, 133#(= |#valid| |old(#valid)|)] [2018-04-12 20:12:35,999 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 20:12:36,000 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 20:12:36,000 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 20:12:36,000 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 20:12:36,001 INFO L87 Difference]: Start difference. First operand 38 states and 41 transitions. Second operand 3 states. [2018-04-12 20:12:36,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:36,036 INFO L93 Difference]: Finished difference Result 39 states and 41 transitions. [2018-04-12 20:12:36,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 20:12:36,036 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2018-04-12 20:12:36,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:36,037 INFO L225 Difference]: With dead ends: 39 [2018-04-12 20:12:36,037 INFO L226 Difference]: Without dead ends: 38 [2018-04-12 20:12:36,038 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 20:12:36,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-04-12 20:12:36,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 37. [2018-04-12 20:12:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-12 20:12:36,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 39 transitions. [2018-04-12 20:12:36,041 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 39 transitions. Word has length 10 [2018-04-12 20:12:36,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:36,042 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 39 transitions. [2018-04-12 20:12:36,042 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 20:12:36,042 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2018-04-12 20:12:36,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-12 20:12:36,043 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:36,043 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:12:36,043 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:36,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1606378251, now seen corresponding path program 1 times [2018-04-12 20:12:36,045 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:36,058 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:36,084 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 20:12:36,084 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:12:36,085 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 20:12:36,085 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:36,085 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 20:12:36,085 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 20:12:36,085 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 20:12:36,085 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 20:12:36,086 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 20:12:36,086 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 20:12:36,086 INFO L87 Difference]: Start difference. First operand 37 states and 39 transitions. Second operand 4 states. [2018-04-12 20:12:36,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:36,127 INFO L93 Difference]: Finished difference Result 36 states and 38 transitions. [2018-04-12 20:12:36,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 20:12:36,127 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-04-12 20:12:36,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:36,128 INFO L225 Difference]: With dead ends: 36 [2018-04-12 20:12:36,128 INFO L226 Difference]: Without dead ends: 36 [2018-04-12 20:12:36,128 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 20:12:36,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-04-12 20:12:36,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2018-04-12 20:12:36,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-04-12 20:12:36,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 38 transitions. [2018-04-12 20:12:36,132 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 38 transitions. Word has length 14 [2018-04-12 20:12:36,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:36,132 INFO L459 AbstractCegarLoop]: Abstraction has 36 states and 38 transitions. [2018-04-12 20:12:36,132 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 20:12:36,133 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2018-04-12 20:12:36,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-12 20:12:36,133 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:36,133 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:12:36,133 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:36,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1606378252, now seen corresponding path program 1 times [2018-04-12 20:12:36,134 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:36,146 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:36,188 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 20:12:36,189 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:12:36,189 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 20:12:36,189 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:36,189 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 20:12:36,189 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 20:12:36,189 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 20:12:36,189 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 20:12:36,190 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 20:12:36,190 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 20:12:36,190 INFO L87 Difference]: Start difference. First operand 36 states and 38 transitions. Second operand 5 states. [2018-04-12 20:12:36,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:36,214 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2018-04-12 20:12:36,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 20:12:36,214 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-12 20:12:36,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:36,215 INFO L225 Difference]: With dead ends: 35 [2018-04-12 20:12:36,215 INFO L226 Difference]: Without dead ends: 35 [2018-04-12 20:12:36,215 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 20:12:36,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-04-12 20:12:36,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-04-12 20:12:36,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-04-12 20:12:36,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2018-04-12 20:12:36,217 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 14 [2018-04-12 20:12:36,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:36,217 INFO L459 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2018-04-12 20:12:36,217 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 20:12:36,217 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2018-04-12 20:12:36,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-12 20:12:36,218 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:36,218 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:12:36,218 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:36,218 INFO L82 PathProgramCache]: Analyzing trace with hash -603948622, now seen corresponding path program 1 times [2018-04-12 20:12:36,219 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:36,231 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:36,257 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 20:12:36,258 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:12:36,258 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 20:12:36,258 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:36,258 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 20:12:36,259 INFO L182 omatonBuilderFactory]: Interpolants [368#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|)), 369#(= 1 (select |#valid| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)), 365#true, 366#false, 367#(= 1 (select |#valid| main_~nondetString~0.base))] [2018-04-12 20:12:36,259 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 20:12:36,259 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 20:12:36,259 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 20:12:36,259 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 20:12:36,260 INFO L87 Difference]: Start difference. First operand 35 states and 37 transitions. Second operand 5 states. [2018-04-12 20:12:36,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:36,300 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2018-04-12 20:12:36,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 20:12:36,300 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-04-12 20:12:36,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:36,301 INFO L225 Difference]: With dead ends: 34 [2018-04-12 20:12:36,301 INFO L226 Difference]: Without dead ends: 34 [2018-04-12 20:12:36,301 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-12 20:12:36,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-04-12 20:12:36,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2018-04-12 20:12:36,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-04-12 20:12:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 36 transitions. [2018-04-12 20:12:36,304 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 36 transitions. Word has length 18 [2018-04-12 20:12:36,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:36,305 INFO L459 AbstractCegarLoop]: Abstraction has 34 states and 36 transitions. [2018-04-12 20:12:36,305 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 20:12:36,305 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2018-04-12 20:12:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-12 20:12:36,306 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:36,306 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:12:36,306 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:36,306 INFO L82 PathProgramCache]: Analyzing trace with hash -603948621, now seen corresponding path program 1 times [2018-04-12 20:12:36,307 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:36,318 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:36,384 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 20:12:36,384 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:12:36,384 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-12 20:12:36,385 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:36,385 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 20:12:36,385 INFO L182 omatonBuilderFactory]: Interpolants [440#true, 441#false, 442#(<= 1 main_~length2~0), 443#(and (= main_~length2~0 (select |#length| |main_#t~malloc8.base|)) (<= 1 main_~length2~0) (= 0 |main_#t~malloc8.offset|)), 444#(and (<= 1 main_~length2~0) (= 0 main_~nondetString~0.offset) (= main_~length2~0 (select |#length| main_~nondetString~0.base))), 445#(and (<= 1 (select |#length| main_~nondetString~0.base)) (= 0 main_~nondetString~0.offset)), 446#(and (<= 1 (select |#length| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|)) (= 0 |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.offset|)), 447#(and (= __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 0) (<= 1 (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)))] [2018-04-12 20:12:36,385 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 20:12:36,385 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 20:12:36,386 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 20:12:36,386 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-12 20:12:36,386 INFO L87 Difference]: Start difference. First operand 34 states and 36 transitions. Second operand 8 states. [2018-04-12 20:12:36,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:36,454 INFO L93 Difference]: Finished difference Result 44 states and 47 transitions. [2018-04-12 20:12:36,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 20:12:36,454 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2018-04-12 20:12:36,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:36,457 INFO L225 Difference]: With dead ends: 44 [2018-04-12 20:12:36,457 INFO L226 Difference]: Without dead ends: 44 [2018-04-12 20:12:36,458 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-04-12 20:12:36,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-04-12 20:12:36,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 36. [2018-04-12 20:12:36,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-04-12 20:12:36,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 38 transitions. [2018-04-12 20:12:36,460 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 38 transitions. Word has length 18 [2018-04-12 20:12:36,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:36,461 INFO L459 AbstractCegarLoop]: Abstraction has 36 states and 38 transitions. [2018-04-12 20:12:36,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 20:12:36,461 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2018-04-12 20:12:36,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-12 20:12:36,461 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:36,461 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 20:12:36,461 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:36,462 INFO L82 PathProgramCache]: Analyzing trace with hash -1542538081, now seen corresponding path program 1 times [2018-04-12 20:12:36,462 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:36,476 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:36,559 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 20:12:36,560 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:12:36,560 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-12 20:12:36,560 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:36,560 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 20:12:36,560 INFO L182 omatonBuilderFactory]: Interpolants [532#true, 533#false, 534#(<= 1 main_~length1~0), 535#(and (= 0 |main_#t~malloc7.offset|) (= (select |#valid| |main_#t~malloc7.base|) 1) (<= 1 (select |#length| |main_#t~malloc7.base|))), 536#(and (<= 1 (select |#length| main_~nondetArea~0.base)) (= (select |#valid| main_~nondetArea~0.base) 1) (= 0 main_~nondetArea~0.offset)), 537#(and (<= 1 (select |#length| main_~nondetArea~0.base)) (= 0 main_~nondetArea~0.offset)), 538#(and (= 0 |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~to.offset|) (<= 1 (select |#length| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~to.base|))), 539#(and (<= 1 (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.base)) (= __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.offset 0))] [2018-04-12 20:12:36,560 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 20:12:36,561 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 20:12:36,561 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 20:12:36,561 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-04-12 20:12:36,561 INFO L87 Difference]: Start difference. First operand 36 states and 38 transitions. Second operand 8 states. [2018-04-12 20:12:36,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:36,666 INFO L93 Difference]: Finished difference Result 43 states and 46 transitions. [2018-04-12 20:12:36,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 20:12:36,667 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2018-04-12 20:12:36,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:36,667 INFO L225 Difference]: With dead ends: 43 [2018-04-12 20:12:36,667 INFO L226 Difference]: Without dead ends: 43 [2018-04-12 20:12:36,667 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2018-04-12 20:12:36,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-04-12 20:12:36,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 37. [2018-04-12 20:12:36,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-12 20:12:36,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 40 transitions. [2018-04-12 20:12:36,669 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 40 transitions. Word has length 19 [2018-04-12 20:12:36,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:36,670 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 40 transitions. [2018-04-12 20:12:36,670 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 20:12:36,670 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2018-04-12 20:12:36,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-12 20:12:36,670 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:36,670 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 20:12:36,670 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:36,670 INFO L82 PathProgramCache]: Analyzing trace with hash -1542538082, now seen corresponding path program 1 times [2018-04-12 20:12:36,671 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:36,678 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:36,724 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 20:12:36,724 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:12:36,724 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-12 20:12:36,724 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:36,724 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 20:12:36,725 INFO L182 omatonBuilderFactory]: Interpolants [628#true, 629#false, 630#(= 1 (select |#valid| |main_#t~malloc7.base|)), 631#(= 1 (select |#valid| main_~nondetArea~0.base)), 632#(or (= |main_#t~malloc8.base| main_~nondetArea~0.base) (= 1 (select |#valid| main_~nondetArea~0.base))), 633#(or (= main_~nondetString~0.base main_~nondetArea~0.base) (= 1 (select |#valid| main_~nondetArea~0.base))), 634#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~to.base|)), 635#(= 1 (select |#valid| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.base))] [2018-04-12 20:12:36,725 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 20:12:36,725 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 20:12:36,725 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 20:12:36,725 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-12 20:12:36,725 INFO L87 Difference]: Start difference. First operand 37 states and 40 transitions. Second operand 8 states. [2018-04-12 20:12:36,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:36,767 INFO L93 Difference]: Finished difference Result 36 states and 38 transitions. [2018-04-12 20:12:36,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 20:12:36,768 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2018-04-12 20:12:36,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:36,768 INFO L225 Difference]: With dead ends: 36 [2018-04-12 20:12:36,768 INFO L226 Difference]: Without dead ends: 36 [2018-04-12 20:12:36,768 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-04-12 20:12:36,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-04-12 20:12:36,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2018-04-12 20:12:36,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-04-12 20:12:36,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 38 transitions. [2018-04-12 20:12:36,770 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 38 transitions. Word has length 19 [2018-04-12 20:12:36,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:36,770 INFO L459 AbstractCegarLoop]: Abstraction has 36 states and 38 transitions. [2018-04-12 20:12:36,771 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 20:12:36,771 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2018-04-12 20:12:36,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-12 20:12:36,771 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:36,771 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:12:36,771 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:36,771 INFO L82 PathProgramCache]: Analyzing trace with hash 1326322050, now seen corresponding path program 1 times [2018-04-12 20:12:36,772 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:36,779 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:36,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:12:36,877 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:12:36,877 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-12 20:12:36,877 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:36,877 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 20:12:36,877 INFO L182 omatonBuilderFactory]: Interpolants [720#(and (= |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#t~mem4| (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset))), 721#(= 0 |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#t~mem4|), 712#true, 713#false, 714#(and (<= main_~length2~0 1) (<= 1 main_~length2~0)), 715#(and (<= main_~length2~0 1) (<= 1 main_~length2~0) (= 0 |main_#t~malloc8.offset|)), 716#(and (<= 1 main_~length2~0) (= main_~nondetString~0.offset 0) (<= (+ main_~nondetString~0.offset main_~length2~0) 1)), 717#(and (= main_~nondetString~0.offset 0) (= 0 (select (select |#memory_int| main_~nondetString~0.base) main_~nondetString~0.offset))), 718#(= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|) |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.offset|)), 719#(= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset))] [2018-04-12 20:12:36,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:12:36,878 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 20:12:36,878 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 20:12:36,878 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-04-12 20:12:36,878 INFO L87 Difference]: Start difference. First operand 36 states and 38 transitions. Second operand 10 states. [2018-04-12 20:12:37,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:37,007 INFO L93 Difference]: Finished difference Result 58 states and 59 transitions. [2018-04-12 20:12:37,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 20:12:37,007 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 23 [2018-04-12 20:12:37,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:37,008 INFO L225 Difference]: With dead ends: 58 [2018-04-12 20:12:37,008 INFO L226 Difference]: Without dead ends: 58 [2018-04-12 20:12:37,008 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2018-04-12 20:12:37,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-04-12 20:12:37,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 51. [2018-04-12 20:12:37,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-12 20:12:37,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 53 transitions. [2018-04-12 20:12:37,012 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 53 transitions. Word has length 23 [2018-04-12 20:12:37,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:37,012 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 53 transitions. [2018-04-12 20:12:37,012 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 20:12:37,012 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 53 transitions. [2018-04-12 20:12:37,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-12 20:12:37,013 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:37,013 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:12:37,013 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:37,013 INFO L82 PathProgramCache]: Analyzing trace with hash 305253696, now seen corresponding path program 1 times [2018-04-12 20:12:37,014 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:37,023 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:37,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:12:37,105 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:12:37,105 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-04-12 20:12:37,105 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:37,105 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 20:12:37,105 INFO L182 omatonBuilderFactory]: Interpolants [848#(and (= main_~nondetString~0.offset 0) (= 0 (select (select |#memory_int| main_~nondetString~0.base) main_~nondetString~0.offset))), 849#(= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|) |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.offset|)), 850#(= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)), 851#(and (= |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#t~mem4| (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset))), 852#(= 0 |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#t~mem4|), 841#true, 842#false, 843#(<= main_~length1~0 1), 844#(and (<= 1 main_~length2~0) (<= main_~length1~0 1)), 845#(and (<= main_~length2~0 1) (<= 1 main_~length2~0)), 846#(and (<= main_~length2~0 1) (<= 1 main_~length2~0) (= 0 |main_#t~malloc8.offset|)), 847#(and (<= 1 main_~length2~0) (= main_~nondetString~0.offset 0) (<= (+ main_~nondetString~0.offset main_~length2~0) 1))] [2018-04-12 20:12:37,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:12:37,106 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-12 20:12:37,106 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-12 20:12:37,106 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2018-04-12 20:12:37,106 INFO L87 Difference]: Start difference. First operand 51 states and 53 transitions. Second operand 12 states. [2018-04-12 20:12:37,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:37,268 INFO L93 Difference]: Finished difference Result 88 states and 90 transitions. [2018-04-12 20:12:37,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-12 20:12:37,268 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 23 [2018-04-12 20:12:37,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:37,269 INFO L225 Difference]: With dead ends: 88 [2018-04-12 20:12:37,269 INFO L226 Difference]: Without dead ends: 88 [2018-04-12 20:12:37,269 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2018-04-12 20:12:37,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-04-12 20:12:37,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 52. [2018-04-12 20:12:37,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-12 20:12:37,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 55 transitions. [2018-04-12 20:12:37,275 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 55 transitions. Word has length 23 [2018-04-12 20:12:37,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:37,275 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 55 transitions. [2018-04-12 20:12:37,275 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-12 20:12:37,275 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2018-04-12 20:12:37,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-12 20:12:37,275 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:37,275 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:12:37,275 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:37,275 INFO L82 PathProgramCache]: Analyzing trace with hash -1283094206, now seen corresponding path program 1 times [2018-04-12 20:12:37,276 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:37,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:37,282 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:37,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:12:37,424 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:12:37,424 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-12 20:12:37,424 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:37,424 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 20:12:37,424 INFO L182 omatonBuilderFactory]: Interpolants [1024#(and (<= (+ __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)) (<= 1 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)), 1013#true, 1014#false, 1015#(<= 1 main_~length2~0), 1016#(and (<= 1 main_~length2~0) (= 0 |main_#t~malloc8.offset|)), 1017#(and (<= 1 main_~length2~0) (= 0 main_~nondetString~0.offset)), 1018#(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)), 1019#(and (or (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|) |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.offset|)) (<= 2 (select |#length| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|))) (= 0 |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.offset|)), 1020#(and (= __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 0) (or (<= 2 (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)))), 1021#(and (= __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 0) (or (and (= |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#t~mem4| (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset))) (<= 2 (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)))), 1022#(and (= __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 0) (or (= 0 |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#t~mem4|) (<= 2 (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)))), 1023#(and (= __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 0) (<= 2 (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)))] [2018-04-12 20:12:37,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:12:37,425 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-12 20:12:37,425 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-12 20:12:37,425 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2018-04-12 20:12:37,425 INFO L87 Difference]: Start difference. First operand 52 states and 55 transitions. Second operand 12 states. [2018-04-12 20:12:37,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:37,557 INFO L93 Difference]: Finished difference Result 66 states and 71 transitions. [2018-04-12 20:12:37,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-12 20:12:37,557 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 23 [2018-04-12 20:12:37,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:37,558 INFO L225 Difference]: With dead ends: 66 [2018-04-12 20:12:37,558 INFO L226 Difference]: Without dead ends: 66 [2018-04-12 20:12:37,558 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2018-04-12 20:12:37,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-04-12 20:12:37,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 56. [2018-04-12 20:12:37,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-04-12 20:12:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 60 transitions. [2018-04-12 20:12:37,562 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 60 transitions. Word has length 23 [2018-04-12 20:12:37,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:37,563 INFO L459 AbstractCegarLoop]: Abstraction has 56 states and 60 transitions. [2018-04-12 20:12:37,563 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-12 20:12:37,563 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 60 transitions. [2018-04-12 20:12:37,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-12 20:12:37,563 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:37,564 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 20:12:37,564 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:37,564 INFO L82 PathProgramCache]: Analyzing trace with hash -1121214736, now seen corresponding path program 1 times [2018-04-12 20:12:37,565 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:37,574 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:37,691 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 20:12:37,691 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:12:37,691 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-12 20:12:37,692 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:37,692 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 20:12:37,692 INFO L182 omatonBuilderFactory]: Interpolants [1155#true, 1156#false, 1157#(<= main_~length2~0 main_~length1~0), 1158#(and (= 0 |main_#t~malloc7.offset|) (<= main_~length2~0 (select |#length| |main_#t~malloc7.base|)) (= (select |#valid| |main_#t~malloc7.base|) 1)), 1159#(and (<= main_~length2~0 (select |#length| main_~nondetArea~0.base)) (= (select |#valid| main_~nondetArea~0.base) 1) (= 0 main_~nondetArea~0.offset)), 1160#(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|)), 1161#(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)), 1162#(and (<= (select |#length| main_~nondetString~0.base) (select |#length| main_~nondetArea~0.base)) (= 0 main_~nondetString~0.offset) (= 0 main_~nondetArea~0.offset)), 1163#(and (<= (select |#length| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|) (select |#length| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~to.base|)) (= 0 |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~to.offset|) (= 0 |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.offset|)), 1164#(and (= __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 0) (= __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.offset 0) (<= (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.base))), 1165#(and (<= (+ (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.offset) (+ (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)) (<= 1 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.offset)), 1166#(and (<= 1 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.offset) (<= (+ __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.base)))] [2018-04-12 20:12:37,692 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 20:12:37,692 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-12 20:12:37,692 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-12 20:12:37,693 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2018-04-12 20:12:37,693 INFO L87 Difference]: Start difference. First operand 56 states and 60 transitions. Second operand 12 states. [2018-04-12 20:12:37,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:37,880 INFO L93 Difference]: Finished difference Result 58 states and 62 transitions. [2018-04-12 20:12:37,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-12 20:12:37,880 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 24 [2018-04-12 20:12:37,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:37,880 INFO L225 Difference]: With dead ends: 58 [2018-04-12 20:12:37,880 INFO L226 Difference]: Without dead ends: 58 [2018-04-12 20:12:37,881 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2018-04-12 20:12:37,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-04-12 20:12:37,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 55. [2018-04-12 20:12:37,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-04-12 20:12:37,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 59 transitions. [2018-04-12 20:12:37,884 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 59 transitions. Word has length 24 [2018-04-12 20:12:37,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:37,884 INFO L459 AbstractCegarLoop]: Abstraction has 55 states and 59 transitions. [2018-04-12 20:12:37,884 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-12 20:12:37,884 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2018-04-12 20:12:37,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-12 20:12:37,884 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:37,884 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:12:37,884 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:37,884 INFO L82 PathProgramCache]: Analyzing trace with hash -278961325, now seen corresponding path program 2 times [2018-04-12 20:12:37,885 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:37,896 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:38,144 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:12:38,144 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:12:38,144 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-12 20:12:38,144 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:38,144 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 20:12:38,144 INFO L182 omatonBuilderFactory]: Interpolants [1298#true, 1299#false, 1300#(= (select |#valid| |main_#t~malloc7.base|) 1), 1301#(= (select |#valid| main_~nondetArea~0.base) 1), 1302#(and (= main_~length2~0 (select |#length| |main_#t~malloc8.base|)) (not (= main_~nondetArea~0.base |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|)), 1303#(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)), 1304#(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)), 1305#(and (= 0 |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.offset|) (or (and (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|) 1)) (not (= |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~to.base| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|))) (<= 3 (select |#length| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|)) (<= (select |#length| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|) 1))), 1306#(and (= __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 0) (or (<= 3 (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)) (and (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) 1)) (not (= __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.base))) (<= (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) 1))), 1307#(and (<= 1 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset) (or (<= (+ __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 2) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)) (<= (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset) (and (= 1 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset))))), 1308#(and (<= 1 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset) (or (<= (+ __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 2) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)) (and (= |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#t~mem4| (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)) (= 1 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset))))), 1309#(and (<= 1 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset) (or (<= (+ __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 2) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)) (and (= 0 |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#t~mem4|) (= 1 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)))), 1310#(and (<= 1 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset) (<= (+ __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 2) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base))), 1311#(and (<= (+ __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)) (<= 2 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset))] [2018-04-12 20:12:38,144 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:12:38,145 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-12 20:12:38,145 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-12 20:12:38,145 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2018-04-12 20:12:38,145 INFO L87 Difference]: Start difference. First operand 55 states and 59 transitions. Second operand 14 states. [2018-04-12 20:12:38,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:38,348 INFO L93 Difference]: Finished difference Result 72 states and 78 transitions. [2018-04-12 20:12:38,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 20:12:38,349 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 28 [2018-04-12 20:12:38,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:38,349 INFO L225 Difference]: With dead ends: 72 [2018-04-12 20:12:38,349 INFO L226 Difference]: Without dead ends: 72 [2018-04-12 20:12:38,350 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2018-04-12 20:12:38,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2018-04-12 20:12:38,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 60. [2018-04-12 20:12:38,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-04-12 20:12:38,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 65 transitions. [2018-04-12 20:12:38,352 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 65 transitions. Word has length 28 [2018-04-12 20:12:38,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:38,353 INFO L459 AbstractCegarLoop]: Abstraction has 60 states and 65 transitions. [2018-04-12 20:12:38,353 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-12 20:12:38,353 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2018-04-12 20:12:38,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-12 20:12:38,353 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:38,353 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:12:38,353 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:38,353 INFO L82 PathProgramCache]: Analyzing trace with hash 2129258862, now seen corresponding path program 1 times [2018-04-12 20:12:38,354 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:38,362 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:38,419 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 20:12:38,420 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:12:38,420 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 20:12:38,420 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:38,420 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 20:12:38,420 INFO L182 omatonBuilderFactory]: Interpolants [1456#true, 1457#false, 1458#(= |#valid| |old(#valid)|), 1459#(and (= (select |#valid| |main_#t~malloc7.base|) 1) (= (store |#valid| |main_#t~malloc7.base| 0) |old(#valid)|)), 1460#(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|))), 1461#(= (store |#valid| |main_#t~malloc8.base| 0) |old(#valid)|)] [2018-04-12 20:12:38,421 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 20:12:38,421 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 20:12:38,421 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 20:12:38,421 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 20:12:38,421 INFO L87 Difference]: Start difference. First operand 60 states and 65 transitions. Second operand 6 states. [2018-04-12 20:12:38,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:38,480 INFO L93 Difference]: Finished difference Result 59 states and 64 transitions. [2018-04-12 20:12:38,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 20:12:38,481 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2018-04-12 20:12:38,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:38,482 INFO L225 Difference]: With dead ends: 59 [2018-04-12 20:12:38,482 INFO L226 Difference]: Without dead ends: 34 [2018-04-12 20:12:38,482 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 20:12:38,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-04-12 20:12:38,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2018-04-12 20:12:38,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-04-12 20:12:38,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 34 transitions. [2018-04-12 20:12:38,484 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 34 transitions. Word has length 29 [2018-04-12 20:12:38,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:38,484 INFO L459 AbstractCegarLoop]: Abstraction has 34 states and 34 transitions. [2018-04-12 20:12:38,484 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 20:12:38,485 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2018-04-12 20:12:38,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-12 20:12:38,485 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:12:38,485 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:12:38,485 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:12:38,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1352674274, now seen corresponding path program 3 times [2018-04-12 20:12:38,486 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:12:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:12:38,508 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:12:38,679 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-12 20:12:38,679 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:12:38,679 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-12 20:12:38,679 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:12:38,680 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 20:12:38,680 INFO L182 omatonBuilderFactory]: Interpolants [1568#(or (<= (+ __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 2) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)) (<= (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset))), 1569#(and (or (and (= |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#t~mem4| (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset))) (<= (+ __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 2) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base))) (<= 0 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)), 1570#(and (or (<= (+ __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 2) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)) (= 0 |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#t~mem4|)) (<= 0 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)), 1571#(and (<= (+ __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 2) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)) (<= 0 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)), 1572#(and (<= (+ __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base)) (<= 1 __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.offset)), 1559#true, 1560#false, 1561#(= (select |#valid| |main_#t~malloc7.base|) 1), 1562#(= (select |#valid| main_~nondetArea~0.base) 1), 1563#(and (= main_~length2~0 (select |#length| |main_#t~malloc8.base|)) (not (= main_~nondetArea~0.base |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|)), 1564#(and (not (= main_~nondetArea~0.base main_~nondetString~0.base)) (= main_~length2~0 (select |#length| main_~nondetString~0.base)) (= main_~nondetString~0.offset 0)), 1565#(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)), 1566#(and (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|) (+ (select |#length| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|) (- 1)))) (not (= |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~to.base| |__U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_#in~from.base|))), 1567#(and (not (= __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~to.base)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) (+ (select |#length| __U_MULTI_fopenbsd_cstrcpy_alloca_true_valid_memsafety_true_termination_i__cstrcpy_~from.base) (- 1)))))] [2018-04-12 20:12:38,680 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-12 20:12:38,680 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-12 20:12:38,681 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-12 20:12:38,681 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2018-04-12 20:12:38,681 INFO L87 Difference]: Start difference. First operand 34 states and 34 transitions. Second operand 14 states. [2018-04-12 20:12:38,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:12:38,866 INFO L93 Difference]: Finished difference Result 33 states and 33 transitions. [2018-04-12 20:12:38,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-12 20:12:38,866 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 33 [2018-04-12 20:12:38,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:12:38,867 INFO L225 Difference]: With dead ends: 33 [2018-04-12 20:12:38,867 INFO L226 Difference]: Without dead ends: 0 [2018-04-12 20:12:38,867 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=113, Invalid=487, Unknown=0, NotChecked=0, Total=600 [2018-04-12 20:12:38,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-12 20:12:38,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-12 20:12:38,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-12 20:12:38,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-12 20:12:38,867 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33 [2018-04-12 20:12:38,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:12:38,868 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-12 20:12:38,868 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-12 20:12:38,868 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-12 20:12:38,868 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-12 20:12:38,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 08:12:38 BoogieIcfgContainer [2018-04-12 20:12:38,871 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 20:12:38,871 INFO L168 Benchmark]: Toolchain (without parser) took 3792.78 ms. Allocated memory was 403.2 MB in the beginning and 686.3 MB in the end (delta: 283.1 MB). Free memory was 339.0 MB in the beginning and 567.4 MB in the end (delta: -228.4 MB). Peak memory consumption was 54.8 MB. Max. memory is 5.3 GB. [2018-04-12 20:12:38,872 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 403.2 MB. Free memory is still 364.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 20:12:38,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 239.47 ms. Allocated memory is still 403.2 MB. Free memory was 339.0 MB in the beginning and 315.3 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. [2018-04-12 20:12:38,872 INFO L168 Benchmark]: Boogie Preprocessor took 50.43 ms. Allocated memory is still 403.2 MB. Free memory was 315.3 MB in the beginning and 312.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-12 20:12:38,873 INFO L168 Benchmark]: RCFGBuilder took 366.63 ms. Allocated memory was 403.2 MB in the beginning and 613.9 MB in the end (delta: 210.8 MB). Free memory was 312.6 MB in the beginning and 550.7 MB in the end (delta: -238.1 MB). Peak memory consumption was 24.5 MB. Max. memory is 5.3 GB. [2018-04-12 20:12:38,873 INFO L168 Benchmark]: TraceAbstraction took 3133.38 ms. Allocated memory was 613.9 MB in the beginning and 686.3 MB in the end (delta: 72.4 MB). Free memory was 550.7 MB in the beginning and 567.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 5.3 GB. [2018-04-12 20:12:38,875 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 403.2 MB. Free memory is still 364.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 239.47 ms. Allocated memory is still 403.2 MB. Free memory was 339.0 MB in the beginning and 315.3 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 50.43 ms. Allocated memory is still 403.2 MB. Free memory was 315.3 MB in the beginning and 312.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 366.63 ms. Allocated memory was 403.2 MB in the beginning and 613.9 MB in the end (delta: 210.8 MB). Free memory was 312.6 MB in the beginning and 550.7 MB in the end (delta: -238.1 MB). Peak memory consumption was 24.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 3133.38 ms. Allocated memory was 613.9 MB in the beginning and 686.3 MB in the end (delta: 72.4 MB). Free memory was 550.7 MB in the beginning and 567.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 55.7 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: 559]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 559]: 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, 3.1s OverallTime, 15 OverallIterations, 4 TraceHistogramMax, 1.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 412 SDtfs, 504 SDslu, 1432 SDs, 0 SdLazy, 1209 SolverSat, 152 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 181 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 279 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 9/39 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, 15 MinimizatonAttempts, 85 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 305 NumberOfCodeBlocks, 305 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 290 ConstructedInterpolants, 0 QuantifiedInterpolants, 45367 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 11 PerfectInterpolantSequences, 9/39 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/openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_20-12-38-882.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_20-12-38-882.csv Received shutdown request...