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_cstrncpy-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-12 02:51:43,623 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 02:51:43,624 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 02:51:43,636 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 02:51:43,636 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 02:51:43,637 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 02:51:43,638 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 02:51:43,640 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 02:51:43,641 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 02:51:43,642 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 02:51:43,643 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 02:51:43,643 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 02:51:43,644 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 02:51:43,645 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 02:51:43,645 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 02:51:43,647 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 02:51:43,648 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 02:51:43,650 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 02:51:43,651 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 02:51:43,652 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 02:51:43,654 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-12 02:51:43,654 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-12 02:51:43,654 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-12 02:51:43,655 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-12 02:51:43,656 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-12 02:51:43,657 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-12 02:51:43,657 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-12 02:51:43,657 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-12 02:51:43,658 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-12 02:51:43,658 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-12 02:51:43,659 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-12 02:51:43,659 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-04-12 02:51:43,680 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 02:51:43,680 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 02:51:43,681 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 02:51:43,682 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 02:51:43,682 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 02:51:43,682 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 02:51:43,682 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 02:51:43,682 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 02:51:43,682 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 02:51:43,682 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 02:51:43,682 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 02:51:43,682 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 02:51:43,682 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 02:51:43,683 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 02:51:43,683 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 02:51:43,683 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 02:51:43,683 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 02:51:43,683 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 02:51:43,683 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 02:51:43,683 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 02:51:43,683 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 02:51:43,683 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 02:51:43,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 02:51:43,719 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 02:51:43,721 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 02:51:43,722 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 02:51:43,723 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 02:51:43,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,006 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGe768f7a61 [2018-04-12 02:51:44,143 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 02:51:44,143 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 02:51:44,144 INFO L168 CDTParser]: Scanning openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,151 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 02:51:44,152 INFO L215 ultiparseSymbolTable]: [2018-04-12 02:51:44,152 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 02:51:44,152 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy ('cstrncpy') in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,152 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,152 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,152 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,152 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 02:51:44,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__gid_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__ldiv_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____socklen_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__u_short in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__u_int64_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__off_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__int8_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____mode_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____intptr_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____timer_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____uint64_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____fsword_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__ssize_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__key_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____uid_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____int8_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__mode_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____ssize_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__timer_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____nlink_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__int32_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pid_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____u_short in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__u_int8_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____uint32_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__uid_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____fd_mask in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____suseconds_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__blksize_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__u_int16_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__caddr_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__div_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____int32_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____id_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__u_int in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____pid_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__size_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__quad_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____u_char in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____off64_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____clockid_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____u_quad_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__int16_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__lldiv_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____rlim_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__wchar_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____quad_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____fsid_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__u_char in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__daddr_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____gid_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____ino64_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____u_long in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____uint16_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____int16_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__sigset_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__suseconds_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__fd_mask in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____sigset_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____ino_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__u_int32_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__fsid_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____loff_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__ulong in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____off_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__clockid_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__u_long in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____dev_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____caddr_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__fd_set in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__clock_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____rlim64_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__id_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____uint8_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____key_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__nlink_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__uint in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____u_int in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__loff_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__time_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____blksize_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____daddr_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____qaddr_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____clock_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__dev_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__int64_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__ushort in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____time_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__u_quad_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____int64_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__register_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__ino_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____useconds_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,173 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGe768f7a61 [2018-04-12 02:51:44,176 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 02:51:44,177 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 02:51:44,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 02:51:44,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 02:51:44,181 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 02:51:44,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 02:51:44" (1/1) ... [2018-04-12 02:51:44,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b282f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:51:44, skipping insertion in model container [2018-04-12 02:51:44,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 02:51:44" (1/1) ... [2018-04-12 02:51:44,195 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 02:51:44,217 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 02:51:44,339 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 02:51:44,377 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 02:51:44,383 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-12 02:51:44,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:51:44 WrapperNode [2018-04-12 02:51:44,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 02:51:44,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 02:51:44,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 02:51:44,420 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 02:51:44,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:51:44" (1/1) ... [2018-04-12 02:51:44,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:51:44" (1/1) ... [2018-04-12 02:51:44,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:51:44" (1/1) ... [2018-04-12 02:51:44,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:51:44" (1/1) ... [2018-04-12 02:51:44,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:51:44" (1/1) ... [2018-04-12 02:51:44,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:51:44" (1/1) ... [2018-04-12 02:51:44,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:51:44" (1/1) ... [2018-04-12 02:51:44,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 02:51:44,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 02:51:44,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 02:51:44,463 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 02:51:44,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:51:44" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 02:51:44,586 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 02:51:44,587 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 02:51:44,587 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 02:51:44,587 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 02:51:44,587 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy [2018-04-12 02:51:44,587 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 02:51:44,587 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 02:51:44,588 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 02:51:44,588 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 02:51:44,588 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 02:51:44,588 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 02:51:44,588 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 02:51:44,588 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 02:51:44,588 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 02:51:44,589 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 02:51:44,589 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 02:51:44,589 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 02:51:44,589 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 02:51:44,589 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 02:51:44,589 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 02:51:44,589 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 02:51:44,590 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 02:51:44,590 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 02:51:44,590 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 02:51:44,590 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 02:51:44,590 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 02:51:44,590 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 02:51:44,590 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 02:51:44,590 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 02:51:44,590 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 02:51:44,591 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 02:51:44,591 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 02:51:44,591 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 02:51:44,591 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 02:51:44,591 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 02:51:44,591 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 02:51:44,591 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 02:51:44,591 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 02:51:44,591 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 02:51:44,592 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 02:51:44,592 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 02:51:44,592 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 02:51:44,592 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 02:51:44,592 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 02:51:44,592 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 02:51:44,592 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 02:51:44,592 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 02:51:44,593 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 02:51:44,593 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 02:51:44,593 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 02:51:44,593 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 02:51:44,593 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 02:51:44,593 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 02:51:44,593 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 02:51:44,593 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 02:51:44,593 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 02:51:44,594 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 02:51:44,594 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 02:51:44,594 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 02:51:44,594 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 02:51:44,594 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 02:51:44,594 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 02:51:44,594 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 02:51:44,594 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 02:51:44,594 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 02:51:44,594 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 02:51:44,595 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 02:51:44,595 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 02:51:44,595 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 02:51:44,595 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 02:51:44,595 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 02:51:44,595 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 02:51:44,595 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 02:51:44,595 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 02:51:44,595 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 02:51:44,596 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 02:51:44,597 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 02:51:44,598 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 02:51:44,598 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 02:51:44,598 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 02:51:44,598 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 02:51:44,598 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 02:51:44,598 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 02:51:44,598 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 02:51:44,598 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy [2018-04-12 02:51:44,598 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 02:51:44,599 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 02:51:44,599 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 02:51:44,599 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 02:51:44,599 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 02:51:44,599 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 02:51:44,599 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 02:51:44,599 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 02:51:44,879 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 02:51:44,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 02:51:44 BoogieIcfgContainer [2018-04-12 02:51:44,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 02:51:44,880 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 02:51:44,880 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 02:51:44,883 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 02:51:44,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 02:51:44" (1/3) ... [2018-04-12 02:51:44,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6049b039 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 02:51:44, skipping insertion in model container [2018-04-12 02:51:44,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:51:44" (2/3) ... [2018-04-12 02:51:44,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6049b039 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 02:51:44, skipping insertion in model container [2018-04-12 02:51:44,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 02:51:44" (3/3) ... [2018-04-12 02:51:44,885 INFO L107 eAbstractionObserver]: Analyzing ICFG openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-04-12 02:51:44,891 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-12 02:51:44,899 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2018-04-12 02:51:44,935 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 02:51:44,935 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 02:51:44,936 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 02:51:44,936 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-12 02:51:44,936 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-12 02:51:44,936 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 02:51:44,936 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 02:51:44,936 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 02:51:44,936 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 02:51:44,937 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 02:51:44,947 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states. [2018-04-12 02:51:44,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-12 02:51:44,954 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:44,954 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:51:44,954 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:44,957 INFO L82 PathProgramCache]: Analyzing trace with hash 1266094566, now seen corresponding path program 1 times [2018-04-12 02:51:44,990 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:45,030 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:45,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,077 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:51:45,078 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 02:51:45,078 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:45,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,079 INFO L182 omatonBuilderFactory]: Interpolants [51#true, 52#false, 53#(= 1 (select |#valid| |main_#t~malloc11.base|)), 54#(= 1 (select |#valid| main_~nondetString~0.base))] [2018-04-12 02:51:45,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,080 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 02:51:45,091 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 02:51:45,092 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 02:51:45,094 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 4 states. [2018-04-12 02:51:45,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:45,160 INFO L93 Difference]: Finished difference Result 47 states and 52 transitions. [2018-04-12 02:51:45,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 02:51:45,161 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2018-04-12 02:51:45,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:45,171 INFO L225 Difference]: With dead ends: 47 [2018-04-12 02:51:45,171 INFO L226 Difference]: Without dead ends: 44 [2018-04-12 02:51:45,172 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 02:51:45,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-04-12 02:51:45,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2018-04-12 02:51:45,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-04-12 02:51:45,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 49 transitions. [2018-04-12 02:51:45,198 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 49 transitions. Word has length 13 [2018-04-12 02:51:45,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:45,198 INFO L459 AbstractCegarLoop]: Abstraction has 44 states and 49 transitions. [2018-04-12 02:51:45,198 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 02:51:45,198 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2018-04-12 02:51:45,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-12 02:51:45,199 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:45,199 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:51:45,199 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:45,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1266094567, now seen corresponding path program 1 times [2018-04-12 02:51:45,200 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:45,213 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,275 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:51:45,275 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 02:51:45,275 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:45,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,276 INFO L182 omatonBuilderFactory]: Interpolants [148#true, 149#false, 150#(<= 1 main_~length~0), 151#(and (= main_~length~0 (select |#length| |main_#t~malloc11.base|)) (= 0 |main_#t~malloc11.offset|) (<= 1 main_~length~0)), 152#(and (= main_~length~0 (select |#length| main_~nondetString~0.base)) (= main_~nondetString~0.offset 0) (<= 1 main_~length~0))] [2018-04-12 02:51:45,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,278 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 02:51:45,279 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 02:51:45,279 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 02:51:45,279 INFO L87 Difference]: Start difference. First operand 44 states and 49 transitions. Second operand 5 states. [2018-04-12 02:51:45,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:45,316 INFO L93 Difference]: Finished difference Result 43 states and 48 transitions. [2018-04-12 02:51:45,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 02:51:45,316 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2018-04-12 02:51:45,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:45,317 INFO L225 Difference]: With dead ends: 43 [2018-04-12 02:51:45,317 INFO L226 Difference]: Without dead ends: 43 [2018-04-12 02:51:45,318 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-04-12 02:51:45,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-04-12 02:51:45,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2018-04-12 02:51:45,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-04-12 02:51:45,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 48 transitions. [2018-04-12 02:51:45,322 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 48 transitions. Word has length 13 [2018-04-12 02:51:45,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:45,322 INFO L459 AbstractCegarLoop]: Abstraction has 43 states and 48 transitions. [2018-04-12 02:51:45,322 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 02:51:45,322 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2018-04-12 02:51:45,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-12 02:51:45,323 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:45,323 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 02:51:45,323 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:45,323 INFO L82 PathProgramCache]: Analyzing trace with hash -721973959, now seen corresponding path program 1 times [2018-04-12 02:51:45,324 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:45,342 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:45,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,397 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:51:45,397 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 02:51:45,397 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:45,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,397 INFO L182 omatonBuilderFactory]: Interpolants [241#true, 242#false, 243#(= 1 (select |#valid| main_~nondetString~0.base)), 244#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.base|)), 245#(= 1 (select |#valid| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.base)), 246#(= 1 (select |#valid| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)), 247#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|))] [2018-04-12 02:51:45,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,397 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-12 02:51:45,398 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-12 02:51:45,398 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-12 02:51:45,398 INFO L87 Difference]: Start difference. First operand 43 states and 48 transitions. Second operand 7 states. [2018-04-12 02:51:45,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:45,498 INFO L93 Difference]: Finished difference Result 45 states and 50 transitions. [2018-04-12 02:51:45,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 02:51:45,498 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2018-04-12 02:51:45,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:45,500 INFO L225 Difference]: With dead ends: 45 [2018-04-12 02:51:45,500 INFO L226 Difference]: Without dead ends: 45 [2018-04-12 02:51:45,500 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-04-12 02:51:45,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-04-12 02:51:45,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 42. [2018-04-12 02:51:45,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-04-12 02:51:45,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 47 transitions. [2018-04-12 02:51:45,504 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 47 transitions. Word has length 18 [2018-04-12 02:51:45,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:45,505 INFO L459 AbstractCegarLoop]: Abstraction has 42 states and 47 transitions. [2018-04-12 02:51:45,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-12 02:51:45,505 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2018-04-12 02:51:45,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-12 02:51:45,505 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:45,505 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 02:51:45,506 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:45,506 INFO L82 PathProgramCache]: Analyzing trace with hash -721973958, now seen corresponding path program 1 times [2018-04-12 02:51:45,507 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:45,525 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:45,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,620 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:51:45,620 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-12 02:51:45,621 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,621 INFO L182 omatonBuilderFactory]: Interpolants [341#true, 342#false, 343#(<= 1 main_~length~0), 344#(and (= main_~length~0 (select |#length| |main_#t~malloc11.base|)) (= 0 |main_#t~malloc11.offset|) (<= 1 main_~length~0)), 345#(and (= main_~length~0 (select |#length| main_~nondetString~0.base)) (= 0 main_~nondetString~0.offset) (<= 1 main_~length~0)), 346#(and (<= 1 (select |#length| main_~nondetString~0.base)) (= 0 main_~nondetString~0.offset)), 347#(and (<= 1 (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.base|)) (= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.offset|)), 348#(and (<= 1 (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.base)) (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.offset)), 349#(and (<= 1 (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)), 350#(and (<= 1 (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|)) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| 0))] [2018-04-12 02:51:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,621 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 02:51:45,621 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 02:51:45,622 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-04-12 02:51:45,622 INFO L87 Difference]: Start difference. First operand 42 states and 47 transitions. Second operand 10 states. [2018-04-12 02:51:45,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:45,718 INFO L93 Difference]: Finished difference Result 48 states and 54 transitions. [2018-04-12 02:51:45,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 02:51:45,718 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2018-04-12 02:51:45,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:45,719 INFO L225 Difference]: With dead ends: 48 [2018-04-12 02:51:45,719 INFO L226 Difference]: Without dead ends: 48 [2018-04-12 02:51:45,719 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2018-04-12 02:51:45,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-04-12 02:51:45,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 44. [2018-04-12 02:51:45,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-04-12 02:51:45,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 49 transitions. [2018-04-12 02:51:45,722 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 49 transitions. Word has length 18 [2018-04-12 02:51:45,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:45,722 INFO L459 AbstractCegarLoop]: Abstraction has 44 states and 49 transitions. [2018-04-12 02:51:45,722 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 02:51:45,722 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2018-04-12 02:51:45,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-12 02:51:45,723 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:45,723 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 02:51:45,723 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:45,723 INFO L82 PathProgramCache]: Analyzing trace with hash -906356268, now seen corresponding path program 1 times [2018-04-12 02:51:45,723 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:45,736 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:45,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,800 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:51:45,800 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-12 02:51:45,800 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:45,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,800 INFO L182 omatonBuilderFactory]: Interpolants [451#true, 452#false, 453#(= 1 (select |#valid| |main_#t~malloc10.base|)), 454#(= 1 (select |#valid| main_~nondetArea~0.base)), 455#(or (= |main_#t~malloc11.base| main_~nondetArea~0.base) (= 1 (select |#valid| main_~nondetArea~0.base))), 456#(or (= main_~nondetString~0.base main_~nondetArea~0.base) (= 1 (select |#valid| main_~nondetArea~0.base))), 457#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.base|)), 458#(= 1 (select |#valid| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.base)), 459#(= 1 (select |#valid| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base)), 460#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|))] [2018-04-12 02:51:45,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:45,800 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 02:51:45,801 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 02:51:45,801 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-04-12 02:51:45,801 INFO L87 Difference]: Start difference. First operand 44 states and 49 transitions. Second operand 10 states. [2018-04-12 02:51:45,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:45,918 INFO L93 Difference]: Finished difference Result 46 states and 51 transitions. [2018-04-12 02:51:45,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 02:51:45,919 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 19 [2018-04-12 02:51:45,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:45,919 INFO L225 Difference]: With dead ends: 46 [2018-04-12 02:51:45,919 INFO L226 Difference]: Without dead ends: 46 [2018-04-12 02:51:45,920 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-04-12 02:51:45,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-04-12 02:51:45,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2018-04-12 02:51:45,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-04-12 02:51:45,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 48 transitions. [2018-04-12 02:51:45,923 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 48 transitions. Word has length 19 [2018-04-12 02:51:45,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:45,923 INFO L459 AbstractCegarLoop]: Abstraction has 43 states and 48 transitions. [2018-04-12 02:51:45,923 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 02:51:45,923 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2018-04-12 02:51:45,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-12 02:51:45,924 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:45,924 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 02:51:45,924 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:45,924 INFO L82 PathProgramCache]: Analyzing trace with hash -906356267, now seen corresponding path program 1 times [2018-04-12 02:51:45,925 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:45,937 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:46,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,017 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:51:46,017 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-12 02:51:46,017 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:46,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,018 INFO L182 omatonBuilderFactory]: Interpolants [560#(<= 1 main_~n~0), 561#(and (= 0 |main_#t~malloc10.offset|) (<= 1 main_~n~0) (= main_~n~0 (select |#length| |main_#t~malloc10.base|)) (= (select |#valid| |main_#t~malloc10.base|) 1)), 562#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (= (select |#valid| main_~nondetArea~0.base) 1) (<= 1 main_~n~0) (= 0 main_~nondetArea~0.offset)), 563#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (<= 1 main_~n~0) (= 0 main_~nondetArea~0.offset)), 564#(and (<= 1 (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.base|)) (= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.offset|)), 565#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.offset) (<= 1 (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.base))), 566#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= 1 (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base))), 567#(and (<= 1 (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|)) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 0)), 558#true, 559#false] [2018-04-12 02:51:46,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,018 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 02:51:46,018 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 02:51:46,018 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-04-12 02:51:46,019 INFO L87 Difference]: Start difference. First operand 43 states and 48 transitions. Second operand 10 states. [2018-04-12 02:51:46,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:46,112 INFO L93 Difference]: Finished difference Result 45 states and 51 transitions. [2018-04-12 02:51:46,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 02:51:46,113 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 19 [2018-04-12 02:51:46,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:46,113 INFO L225 Difference]: With dead ends: 45 [2018-04-12 02:51:46,113 INFO L226 Difference]: Without dead ends: 45 [2018-04-12 02:51:46,114 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-04-12 02:51:46,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-04-12 02:51:46,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 44. [2018-04-12 02:51:46,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-04-12 02:51:46,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 49 transitions. [2018-04-12 02:51:46,117 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 49 transitions. Word has length 19 [2018-04-12 02:51:46,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:46,117 INFO L459 AbstractCegarLoop]: Abstraction has 44 states and 49 transitions. [2018-04-12 02:51:46,117 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 02:51:46,117 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2018-04-12 02:51:46,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-12 02:51:46,118 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:46,118 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] [2018-04-12 02:51:46,118 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:46,118 INFO L82 PathProgramCache]: Analyzing trace with hash 1952905089, now seen corresponding path program 1 times [2018-04-12 02:51:46,119 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:46,132 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:46,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,158 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:51:46,158 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 02:51:46,158 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:46,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,158 INFO L182 omatonBuilderFactory]: Interpolants [665#true, 666#false, 667#(= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base), 668#(= 1 (select |#valid| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base)), 669#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.base|))] [2018-04-12 02:51:46,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,158 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 02:51:46,159 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 02:51:46,159 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 02:51:46,159 INFO L87 Difference]: Start difference. First operand 44 states and 49 transitions. Second operand 5 states. [2018-04-12 02:51:46,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:46,230 INFO L93 Difference]: Finished difference Result 46 states and 51 transitions. [2018-04-12 02:51:46,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 02:51:46,230 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2018-04-12 02:51:46,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:46,231 INFO L225 Difference]: With dead ends: 46 [2018-04-12 02:51:46,231 INFO L226 Difference]: Without dead ends: 46 [2018-04-12 02:51:46,231 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-12 02:51:46,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-04-12 02:51:46,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2018-04-12 02:51:46,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-04-12 02:51:46,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 48 transitions. [2018-04-12 02:51:46,234 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 48 transitions. Word has length 24 [2018-04-12 02:51:46,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:46,234 INFO L459 AbstractCegarLoop]: Abstraction has 43 states and 48 transitions. [2018-04-12 02:51:46,234 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 02:51:46,234 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2018-04-12 02:51:46,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-12 02:51:46,235 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:46,235 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] [2018-04-12 02:51:46,235 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:46,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1952905090, now seen corresponding path program 1 times [2018-04-12 02:51:46,236 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:46,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:46,249 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:46,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,324 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:51:46,325 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 02:51:46,325 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:46,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,325 INFO L182 omatonBuilderFactory]: Interpolants [768#(<= (* 4294967296 (div (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre6| 4294967295) 4294967296)) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre6|), 763#true, 764#false, 765#(and (<= 1 main_~n~0) (<= main_~n~0 1)), 766#(and (<= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n| 1) (<= 1 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n|)), 767#(and (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n 1) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n))] [2018-04-12 02:51:46,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,325 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 02:51:46,325 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 02:51:46,326 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 02:51:46,326 INFO L87 Difference]: Start difference. First operand 43 states and 48 transitions. Second operand 6 states. [2018-04-12 02:51:46,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:46,384 INFO L93 Difference]: Finished difference Result 83 states and 91 transitions. [2018-04-12 02:51:46,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 02:51:46,384 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2018-04-12 02:51:46,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:46,385 INFO L225 Difference]: With dead ends: 83 [2018-04-12 02:51:46,385 INFO L226 Difference]: Without dead ends: 83 [2018-04-12 02:51:46,385 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 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 02:51:46,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-04-12 02:51:46,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 72. [2018-04-12 02:51:46,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2018-04-12 02:51:46,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 84 transitions. [2018-04-12 02:51:46,390 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 84 transitions. Word has length 24 [2018-04-12 02:51:46,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:46,390 INFO L459 AbstractCegarLoop]: Abstraction has 72 states and 84 transitions. [2018-04-12 02:51:46,390 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 02:51:46,390 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 84 transitions. [2018-04-12 02:51:46,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-12 02:51:46,390 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:46,390 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, 1] [2018-04-12 02:51:46,390 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:46,391 INFO L82 PathProgramCache]: Analyzing trace with hash 1971931289, now seen corresponding path program 1 times [2018-04-12 02:51:46,391 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:46,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:46,399 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:46,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,538 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:51:46,538 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 02:51:46,538 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:46,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,538 INFO L182 omatonBuilderFactory]: Interpolants [928#true, 929#false, 930#(and (<= 1 main_~n~0) (<= main_~n~0 1)), 931#(and (<= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n| 1) (<= 1 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n|)), 932#(and (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n 1) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)), 933#(<= (* 4294967296 (div (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre2| 4294967295) 4294967296)) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre2|)] [2018-04-12 02:51:46,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,539 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 02:51:46,539 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 02:51:46,539 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 02:51:46,539 INFO L87 Difference]: Start difference. First operand 72 states and 84 transitions. Second operand 6 states. [2018-04-12 02:51:46,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:46,569 INFO L93 Difference]: Finished difference Result 70 states and 75 transitions. [2018-04-12 02:51:46,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 02:51:46,569 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2018-04-12 02:51:46,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:46,570 INFO L225 Difference]: With dead ends: 70 [2018-04-12 02:51:46,570 INFO L226 Difference]: Without dead ends: 70 [2018-04-12 02:51:46,570 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-12 02:51:46,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-04-12 02:51:46,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 63. [2018-04-12 02:51:46,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-04-12 02:51:46,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 69 transitions. [2018-04-12 02:51:46,574 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 69 transitions. Word has length 24 [2018-04-12 02:51:46,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:46,574 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 69 transitions. [2018-04-12 02:51:46,574 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 02:51:46,575 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 69 transitions. [2018-04-12 02:51:46,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-12 02:51:46,575 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:46,575 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] [2018-04-12 02:51:46,575 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:46,576 INFO L82 PathProgramCache]: Analyzing trace with hash 364557188, now seen corresponding path program 1 times [2018-04-12 02:51:46,576 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:46,589 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:46,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,750 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:51:46,751 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-04-12 02:51:46,751 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:46,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,751 INFO L182 omatonBuilderFactory]: Interpolants [1071#true, 1072#false, 1073#(<= 1 main_~n~0), 1074#(and (= 0 |main_#t~malloc10.offset|) (<= 1 main_~n~0) (= main_~n~0 (select |#length| |main_#t~malloc10.base|)) (= (select |#valid| |main_#t~malloc10.base|) 1)), 1075#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (= (select |#valid| main_~nondetArea~0.base) 1) (<= 1 main_~n~0) (= 0 main_~nondetArea~0.offset)), 1076#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (<= 1 main_~n~0) (= 0 main_~nondetArea~0.offset)), 1077#(and (= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.offset|) (<= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.base|)) (<= 1 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n|)), 1078#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.offset) (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.base)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)), 1079#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base))), 1080#(and (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|) 1)) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 1) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 0) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)), 1081#(and (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) 1))), 1082#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre6|) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base)) (<= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre6|) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset)), 1083#(and (<= 1 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.offset|) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.base|)))] [2018-04-12 02:51:46,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:46,751 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-12 02:51:46,751 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-12 02:51:46,751 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2018-04-12 02:51:46,751 INFO L87 Difference]: Start difference. First operand 63 states and 69 transitions. Second operand 13 states. [2018-04-12 02:51:46,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:46,951 INFO L93 Difference]: Finished difference Result 73 states and 81 transitions. [2018-04-12 02:51:46,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-12 02:51:46,951 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 24 [2018-04-12 02:51:46,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:46,952 INFO L225 Difference]: With dead ends: 73 [2018-04-12 02:51:46,952 INFO L226 Difference]: Without dead ends: 73 [2018-04-12 02:51:46,952 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=314, Unknown=0, NotChecked=0, Total=380 [2018-04-12 02:51:46,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-04-12 02:51:46,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 68. [2018-04-12 02:51:46,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-04-12 02:51:46,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 76 transitions. [2018-04-12 02:51:46,955 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 76 transitions. Word has length 24 [2018-04-12 02:51:46,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:46,955 INFO L459 AbstractCegarLoop]: Abstraction has 68 states and 76 transitions. [2018-04-12 02:51:46,955 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-12 02:51:46,955 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2018-04-12 02:51:46,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-12 02:51:46,956 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:46,956 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, 1] [2018-04-12 02:51:46,956 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:46,956 INFO L82 PathProgramCache]: Analyzing trace with hash 383583387, now seen corresponding path program 1 times [2018-04-12 02:51:46,956 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:46,972 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:47,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:47,074 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:51:47,074 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-12 02:51:47,074 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:47,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:47,075 INFO L182 omatonBuilderFactory]: Interpolants [1248#(= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset|)), 1249#(= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~mem5| 0), 1239#true, 1240#false, 1241#(and (<= main_~length~0 1) (<= 1 main_~length~0)), 1242#(and (<= main_~length~0 1) (= 0 |main_#t~malloc11.offset|) (<= 1 main_~length~0)), 1243#(and (= 0 main_~nondetString~0.offset) (= (+ main_~nondetString~0.offset main_~length~0) 1)), 1244#(and (= main_~nondetString~0.offset 0) (= 0 (select (select |#memory_int| main_~nondetString~0.base) main_~nondetString~0.offset))), 1245#(= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.base|) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.offset|)), 1246#(= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.base) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.offset)), 1247#(= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset))] [2018-04-12 02:51:47,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:47,075 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 02:51:47,075 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 02:51:47,076 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-04-12 02:51:47,076 INFO L87 Difference]: Start difference. First operand 68 states and 76 transitions. Second operand 11 states. [2018-04-12 02:51:47,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:47,196 INFO L93 Difference]: Finished difference Result 119 states and 130 transitions. [2018-04-12 02:51:47,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-12 02:51:47,196 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 24 [2018-04-12 02:51:47,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:47,198 INFO L225 Difference]: With dead ends: 119 [2018-04-12 02:51:47,198 INFO L226 Difference]: Without dead ends: 119 [2018-04-12 02:51:47,198 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2018-04-12 02:51:47,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-04-12 02:51:47,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 111. [2018-04-12 02:51:47,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2018-04-12 02:51:47,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 124 transitions. [2018-04-12 02:51:47,203 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 124 transitions. Word has length 24 [2018-04-12 02:51:47,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:47,203 INFO L459 AbstractCegarLoop]: Abstraction has 111 states and 124 transitions. [2018-04-12 02:51:47,204 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 02:51:47,204 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 124 transitions. [2018-04-12 02:51:47,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-12 02:51:47,204 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:47,204 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, 1] [2018-04-12 02:51:47,204 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:47,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1610561319, now seen corresponding path program 1 times [2018-04-12 02:51:47,205 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:47,217 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:47,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:47,375 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 02:51:47,375 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-12 02:51:47,375 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:47,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:47,376 INFO L182 omatonBuilderFactory]: Interpolants [1504#(or (and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~mem5| 0)), 1505#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)), 1506#(and (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|)) (<= 1 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset|)), 1494#true, 1495#false, 1496#(<= 1 main_~length~0), 1497#(and (= 0 |main_#t~malloc11.offset|) (<= 1 main_~length~0)), 1498#(and (= 0 main_~nondetString~0.offset) (<= 1 main_~length~0)), 1499#(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)), 1500#(and (= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.offset|) (or (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.base|) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.offset|)) (<= 2 (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.base|)))), 1501#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.offset) (or (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.base) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.offset)) (<= 2 (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.base)))), 1502#(and (or (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)) (<= 2 (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base))) (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)), 1503#(and (or (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset|)) (and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 1) (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|))) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| 1) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset))) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| 0))] [2018-04-12 02:51:47,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:47,376 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-12 02:51:47,376 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-12 02:51:47,376 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2018-04-12 02:51:47,376 INFO L87 Difference]: Start difference. First operand 111 states and 124 transitions. Second operand 13 states. [2018-04-12 02:51:47,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:47,565 INFO L93 Difference]: Finished difference Result 137 states and 151 transitions. [2018-04-12 02:51:47,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 02:51:47,566 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 24 [2018-04-12 02:51:47,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:47,566 INFO L225 Difference]: With dead ends: 137 [2018-04-12 02:51:47,566 INFO L226 Difference]: Without dead ends: 137 [2018-04-12 02:51:47,567 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2018-04-12 02:51:47,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-04-12 02:51:47,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 115. [2018-04-12 02:51:47,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-04-12 02:51:47,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 129 transitions. [2018-04-12 02:51:47,570 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 129 transitions. Word has length 24 [2018-04-12 02:51:47,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:47,571 INFO L459 AbstractCegarLoop]: Abstraction has 115 states and 129 transitions. [2018-04-12 02:51:47,571 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-12 02:51:47,571 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 129 transitions. [2018-04-12 02:51:47,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-12 02:51:47,571 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:47,571 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:51:47,571 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:47,571 INFO L82 PathProgramCache]: Analyzing trace with hash -1421492521, now seen corresponding path program 1 times [2018-04-12 02:51:47,572 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:47,577 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:47,624 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:51:47,624 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 02:51:47,624 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:47,624 INFO L182 omatonBuilderFactory]: Interpolants [1776#(and (= |old(#valid)| (store |#valid| |main_#t~malloc10.base| 0)) (= (select |#valid| |main_#t~malloc10.base|) 1)), 1777#(and (= (store (store |#valid| |main_#t~malloc11.base| 0) |main_#t~malloc10.base| 0) |old(#valid)|) (not (= |main_#t~malloc10.base| |main_#t~malloc11.base|))), 1778#(= |old(#valid)| (store |#valid| |main_#t~malloc11.base| 0)), 1773#true, 1774#false, 1775#(= |#valid| |old(#valid)|)] [2018-04-12 02:51:47,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:47,625 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 02:51:47,625 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 02:51:47,625 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 02:51:47,625 INFO L87 Difference]: Start difference. First operand 115 states and 129 transitions. Second operand 6 states. [2018-04-12 02:51:47,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:47,724 INFO L93 Difference]: Finished difference Result 114 states and 128 transitions. [2018-04-12 02:51:47,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 02:51:47,724 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-04-12 02:51:47,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:47,725 INFO L225 Difference]: With dead ends: 114 [2018-04-12 02:51:47,725 INFO L226 Difference]: Without dead ends: 64 [2018-04-12 02:51:47,725 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 02:51:47,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2018-04-12 02:51:47,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 55. [2018-04-12 02:51:47,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-04-12 02:51:47,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 58 transitions. [2018-04-12 02:51:47,728 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 58 transitions. Word has length 25 [2018-04-12 02:51:47,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:47,728 INFO L459 AbstractCegarLoop]: Abstraction has 55 states and 58 transitions. [2018-04-12 02:51:47,728 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 02:51:47,728 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2018-04-12 02:51:47,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-12 02:51:47,729 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:47,729 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, 1] [2018-04-12 02:51:47,729 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:47,729 INFO L82 PathProgramCache]: Analyzing trace with hash 1612206614, now seen corresponding path program 1 times [2018-04-12 02:51:47,730 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:47,739 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:47,903 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 02:51:47,903 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 02:51:47,904 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-12 02:51:47,904 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:47,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:47,904 INFO L182 omatonBuilderFactory]: Interpolants [1952#true, 1953#false, 1954#(<= 1 main_~n~0), 1955#(and (= 0 |main_#t~malloc10.offset|) (<= 1 main_~n~0) (= main_~n~0 (select |#length| |main_#t~malloc10.base|)) (= (select |#valid| |main_#t~malloc10.base|) 1)), 1956#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (= (select |#valid| main_~nondetArea~0.base) 1) (<= 1 main_~n~0) (= 0 main_~nondetArea~0.offset)), 1957#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (<= 1 main_~n~0) (= 0 main_~nondetArea~0.offset)), 1958#(and (= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.offset|) (<= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.base|)) (<= 1 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n|)), 1959#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.offset) (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.base)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)), 1960#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base))), 1961#(and (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|) 1)) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 1) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 0) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)), 1962#(and (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) 1))), 1963#(and (<= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre2|) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre2|) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset)), 1964#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset)), 1965#(and (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|)) (<= 1 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset|))] [2018-04-12 02:51:47,904 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 02:51:47,904 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-12 02:51:47,905 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-12 02:51:47,905 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2018-04-12 02:51:47,905 INFO L87 Difference]: Start difference. First operand 55 states and 58 transitions. Second operand 14 states. [2018-04-12 02:51:48,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:48,158 INFO L93 Difference]: Finished difference Result 57 states and 61 transitions. [2018-04-12 02:51:48,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-12 02:51:48,158 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 25 [2018-04-12 02:51:48,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:48,158 INFO L225 Difference]: With dead ends: 57 [2018-04-12 02:51:48,159 INFO L226 Difference]: Without dead ends: 57 [2018-04-12 02:51:48,159 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=390, Unknown=0, NotChecked=0, Total=462 [2018-04-12 02:51:48,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-04-12 02:51:48,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56. [2018-04-12 02:51:48,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-04-12 02:51:48,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 59 transitions. [2018-04-12 02:51:48,162 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 59 transitions. Word has length 25 [2018-04-12 02:51:48,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:48,162 INFO L459 AbstractCegarLoop]: Abstraction has 56 states and 59 transitions. [2018-04-12 02:51:48,162 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-12 02:51:48,162 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2018-04-12 02:51:48,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-12 02:51:48,163 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:48,163 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:51:48,163 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:48,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1047432254, now seen corresponding path program 1 times [2018-04-12 02:51:48,164 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:48,178 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:48,408 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:48,408 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 02:51:48,408 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-12 02:51:48,409 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:48,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:48,409 INFO L182 omatonBuilderFactory]: Interpolants [2095#true, 2096#false, 2097#(and (= 0 |main_#t~malloc10.offset|) (= main_~n~0 (select |#length| |main_#t~malloc10.base|)) (= (select |#valid| |main_#t~malloc10.base|) 1)), 2098#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (= (select |#valid| main_~nondetArea~0.base) 1) (= 0 main_~nondetArea~0.offset)), 2099#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (= 0 main_~nondetArea~0.offset)), 2100#(and (<= (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.base|) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n|) (= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.offset|) (<= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.base|))), 2101#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.offset) (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.base) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.base))), 2102#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base))), 2103#(and (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|) 1)) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 1) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 0) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|) 1) (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n))), 2104#(and (<= (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) 1) (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) 1))), 2105#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base)) (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset)), 2106#(and (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (+ (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.base|) 1)) (<= (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.base|) (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.offset| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base)), 2107#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) 1)) (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)), 2108#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre6|) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base)) (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre6|)), 2109#(and (<= 2 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.offset|) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.base|)))] [2018-04-12 02:51:48,409 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:48,409 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-12 02:51:48,409 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-12 02:51:48,410 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2018-04-12 02:51:48,410 INFO L87 Difference]: Start difference. First operand 56 states and 59 transitions. Second operand 15 states. [2018-04-12 02:51:48,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:48,905 INFO L93 Difference]: Finished difference Result 61 states and 64 transitions. [2018-04-12 02:51:48,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 02:51:48,905 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 29 [2018-04-12 02:51:48,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:48,906 INFO L225 Difference]: With dead ends: 61 [2018-04-12 02:51:48,906 INFO L226 Difference]: Without dead ends: 38 [2018-04-12 02:51:48,906 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=106, Invalid=596, Unknown=0, NotChecked=0, Total=702 [2018-04-12 02:51:48,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-04-12 02:51:48,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2018-04-12 02:51:48,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-04-12 02:51:48,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2018-04-12 02:51:48,908 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 38 transitions. Word has length 29 [2018-04-12 02:51:48,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:48,908 INFO L459 AbstractCegarLoop]: Abstraction has 38 states and 38 transitions. [2018-04-12 02:51:48,908 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-12 02:51:48,908 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2018-04-12 02:51:48,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-12 02:51:48,908 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:48,908 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:51:48,908 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:48,908 INFO L82 PathProgramCache]: Analyzing trace with hash -11091999, now seen corresponding path program 1 times [2018-04-12 02:51:48,909 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:48,920 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:49,113 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:49,113 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 02:51:49,113 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-12 02:51:49,113 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:49,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:49,113 INFO L182 omatonBuilderFactory]: Interpolants [2240#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base))), 2241#(and (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|) 1)) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 1) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 0) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|) 1) (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n))), 2242#(and (<= (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) 1) (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) 1))), 2243#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base)) (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset)), 2244#(and (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (+ (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|) 1)) (<= (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|) (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n))), 2245#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) 1)) (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)), 2246#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre6|) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base)) (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre6|)), 2247#(and (<= 2 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.offset|) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post7.base|))), 2233#true, 2234#false, 2235#(and (= 0 |main_#t~malloc10.offset|) (= main_~n~0 (select |#length| |main_#t~malloc10.base|)) (= (select |#valid| |main_#t~malloc10.base|) 1)), 2236#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (= (select |#valid| main_~nondetArea~0.base) 1) (= 0 main_~nondetArea~0.offset)), 2237#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (= 0 main_~nondetArea~0.offset)), 2238#(and (<= (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.base|) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n|) (= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.offset|) (<= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.base|))), 2239#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.offset) (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.base) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.base)))] [2018-04-12 02:51:49,113 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:49,114 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-12 02:51:49,114 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-12 02:51:49,114 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2018-04-12 02:51:49,114 INFO L87 Difference]: Start difference. First operand 38 states and 38 transitions. Second operand 15 states. [2018-04-12 02:51:49,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:49,473 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2018-04-12 02:51:49,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-12 02:51:49,473 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 30 [2018-04-12 02:51:49,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:49,473 INFO L225 Difference]: With dead ends: 37 [2018-04-12 02:51:49,473 INFO L226 Difference]: Without dead ends: 33 [2018-04-12 02:51:49,474 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=93, Invalid=557, Unknown=0, NotChecked=0, Total=650 [2018-04-12 02:51:49,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-04-12 02:51:49,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-04-12 02:51:49,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-04-12 02:51:49,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 33 transitions. [2018-04-12 02:51:49,475 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 33 transitions. Word has length 30 [2018-04-12 02:51:49,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:49,475 INFO L459 AbstractCegarLoop]: Abstraction has 33 states and 33 transitions. [2018-04-12 02:51:49,475 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-12 02:51:49,475 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2018-04-12 02:51:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-12 02:51:49,475 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:49,475 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:51:49,475 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:49,475 INFO L82 PathProgramCache]: Analyzing trace with hash 7934200, now seen corresponding path program 2 times [2018-04-12 02:51:49,476 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:49,487 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:49,754 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:49,755 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 02:51:49,755 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-12 02:51:49,755 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:49,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:49,756 INFO L182 omatonBuilderFactory]: Interpolants [2340#true, 2341#false, 2342#(= (select |#valid| |main_#t~malloc10.base|) 1), 2343#(= (select |#valid| main_~nondetArea~0.base) 1), 2344#(and (= main_~length~0 (select |#length| |main_#t~malloc11.base|)) (= 0 |main_#t~malloc11.offset|) (not (= main_~nondetArea~0.base |main_#t~malloc11.base|))), 2345#(and (= main_~length~0 (select |#length| main_~nondetString~0.base)) (= 0 main_~nondetString~0.offset) (or (not (= main_~nondetArea~0.base main_~nondetString~0.base)) (not (= (+ main_~nondetString~0.offset main_~length~0) 2)))), 2346#(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)), 2347#(and (or (<= (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.base|) 1) (<= 3 (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.base|)) (and (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.base|) 1)) (not (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.base| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.base|)))) (= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.offset|)), 2348#(and (or (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.base) 1) (<= 3 (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.base)) (and (not (= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.base __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.base)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.base) 1)))) (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.offset)), 2349#(and (or (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) 1) (and (not (= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) 1))) (<= 3 (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base))) (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)), 2350#(and (or (and (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|) 1)) (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| 1)) (not (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|)) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| 1) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)) (and (or (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 2) (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|))) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|)) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| 1) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset))) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| 0)), 2351#(or (and (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 1) (not (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) 1))) (and (or (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 2) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset))), 2352#(or (and (or (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 2) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)) (and (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 1) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) 1)))), 2353#(or (and (or (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (<= (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset|)) (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)) (and (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset|)) (= 1 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset|))), 2354#(or (and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~mem5| 0)), 2355#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)), 2356#(and (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|)) (<= 2 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset|))] [2018-04-12 02:51:49,756 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:49,756 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-12 02:51:49,756 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-12 02:51:49,757 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2018-04-12 02:51:49,757 INFO L87 Difference]: Start difference. First operand 33 states and 33 transitions. Second operand 17 states. [2018-04-12 02:51:50,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:50,167 INFO L93 Difference]: Finished difference Result 41 states and 41 transitions. [2018-04-12 02:51:50,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-12 02:51:50,167 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 30 [2018-04-12 02:51:50,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:50,168 INFO L225 Difference]: With dead ends: 41 [2018-04-12 02:51:50,168 INFO L226 Difference]: Without dead ends: 41 [2018-04-12 02:51:50,169 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=87, Invalid=513, Unknown=0, NotChecked=0, Total=600 [2018-04-12 02:51:50,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-04-12 02:51:50,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 38. [2018-04-12 02:51:50,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-04-12 02:51:50,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2018-04-12 02:51:50,170 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 38 transitions. Word has length 30 [2018-04-12 02:51:50,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:50,170 INFO L459 AbstractCegarLoop]: Abstraction has 38 states and 38 transitions. [2018-04-12 02:51:50,170 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-12 02:51:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2018-04-12 02:51:50,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-12 02:51:50,171 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:50,171 INFO L355 BasicCegarLoop]: trace histogram [3, 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 02:51:50,171 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:50,171 INFO L82 PathProgramCache]: Analyzing trace with hash 245960151, now seen corresponding path program 2 times [2018-04-12 02:51:50,172 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:50,185 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:50,430 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:50,431 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 02:51:50,431 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-12 02:51:50,431 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:50,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:50,431 INFO L182 omatonBuilderFactory]: Interpolants [2464#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) 1)) (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)), 2465#(and (<= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre2|) (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~pre2|) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base))), 2466#(and (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base))), 2467#(and (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|)) (<= 2 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset|)), 2452#true, 2453#false, 2454#(and (= 0 |main_#t~malloc10.offset|) (= main_~n~0 (select |#length| |main_#t~malloc10.base|)) (= (select |#valid| |main_#t~malloc10.base|) 1)), 2455#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (= (select |#valid| main_~nondetArea~0.base) 1) (= 0 main_~nondetArea~0.offset)), 2456#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (= 0 main_~nondetArea~0.offset)), 2457#(and (<= (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.base|) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n|) (= 0 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.offset|) (<= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~n| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.base|))), 2458#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.offset) (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.base) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.base))), 2459#(and (= 0 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (<= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base))), 2460#(and (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|) 1)) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 1) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| 0) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|) 1) (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n))), 2461#(and (<= (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) 1) (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) 1))), 2462#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base)) (<= (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset)), 2463#(and (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base) (<= 2 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.offset) (+ (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|) 1)) (<= (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|) (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.offset| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~n)))] [2018-04-12 02:51:50,432 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:50,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-12 02:51:50,432 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-12 02:51:50,432 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2018-04-12 02:51:50,433 INFO L87 Difference]: Start difference. First operand 38 states and 38 transitions. Second operand 16 states. [2018-04-12 02:51:50,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:50,833 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2018-04-12 02:51:50,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 02:51:50,834 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 31 [2018-04-12 02:51:50,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:50,834 INFO L225 Difference]: With dead ends: 37 [2018-04-12 02:51:50,834 INFO L226 Difference]: Without dead ends: 37 [2018-04-12 02:51:50,834 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=105, Invalid=651, Unknown=0, NotChecked=0, Total=756 [2018-04-12 02:51:50,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-04-12 02:51:50,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2018-04-12 02:51:50,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-12 02:51:50,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2018-04-12 02:51:50,836 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 37 transitions. Word has length 31 [2018-04-12 02:51:50,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:50,836 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 37 transitions. [2018-04-12 02:51:50,836 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-12 02:51:50,836 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2018-04-12 02:51:50,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-12 02:51:50,837 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:51:50,837 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:51:50,837 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpyErr3RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 02:51:50,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1333560791, now seen corresponding path program 3 times [2018-04-12 02:51:50,838 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:51:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:51:50,856 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:51:51,183 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-12 02:51:51,183 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 02:51:51,183 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-12 02:51:51,183 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:51:51,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:51:51,184 INFO L182 omatonBuilderFactory]: Interpolants [2566#true, 2567#false, 2568#(= (select |#valid| |main_#t~malloc10.base|) 1), 2569#(= (select |#valid| main_~nondetArea~0.base) 1), 2570#(and (= main_~length~0 (select |#length| |main_#t~malloc11.base|)) (= 0 |main_#t~malloc11.offset|) (not (= main_~nondetArea~0.base |main_#t~malloc11.base|))), 2571#(and (= main_~length~0 (select |#length| main_~nondetString~0.base)) (not (= main_~nondetArea~0.base main_~nondetString~0.base)) (= main_~nondetString~0.offset 0)), 2572#(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)), 2573#(and (not (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~dst.base| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.base|)) (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.base|) (+ (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#in~src.base|) (- 1))))), 2574#(and (not (= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~dst.base __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.base)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.base) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~src.base) (- 1))))), 2575#(and (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (- 1)))) (not (= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base))), 2576#(and (not (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base|)) (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|) (+ (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|) (- 1)))) (not (= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)), 2577#(and (not (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (- 1)))) (not (= __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~d~0.base __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base))), 2578#(and (not (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (- 1)))) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)), 2579#(and (not (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post3.base| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (- 1))))), 2580#(= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (+ (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base) (- 1)))), 2581#(or (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset|)) (and (or (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (<= (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|) |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset|)) (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| 1) __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset))), 2582#(or (and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)) (= |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~mem5| 0)), 2583#(and (<= (+ __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.base)) (<= 1 __U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_~s~0.offset)), 2584#(and (<= (+ |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.base|)) (<= 1 |__U_MULTI_fopenbsd_cstrncpy_alloca_true_valid_memsafety_true_termination_i__cstrncpy_#t~post4.offset|))] [2018-04-12 02:51:51,184 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-12 02:51:51,184 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-12 02:51:51,184 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-12 02:51:51,184 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-04-12 02:51:51,185 INFO L87 Difference]: Start difference. First operand 37 states and 37 transitions. Second operand 19 states. [2018-04-12 02:51:51,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:51:51,552 INFO L93 Difference]: Finished difference Result 36 states and 36 transitions. [2018-04-12 02:51:51,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 02:51:51,552 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 36 [2018-04-12 02:51:51,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:51:51,552 INFO L225 Difference]: With dead ends: 36 [2018-04-12 02:51:51,552 INFO L226 Difference]: Without dead ends: 0 [2018-04-12 02:51:51,553 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=155, Invalid=775, Unknown=0, NotChecked=0, Total=930 [2018-04-12 02:51:51,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-12 02:51:51,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-12 02:51:51,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-12 02:51:51,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-12 02:51:51,553 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2018-04-12 02:51:51,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:51:51,553 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-12 02:51:51,553 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-12 02:51:51,553 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-12 02:51:51,553 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-12 02:51:51,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 02:51:51 BoogieIcfgContainer [2018-04-12 02:51:51,556 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 02:51:51,557 INFO L168 Benchmark]: Toolchain (without parser) took 7380.60 ms. Allocated memory was 465.0 MB in the beginning and 811.1 MB in the end (delta: 346.0 MB). Free memory was 402.8 MB in the beginning and 689.9 MB in the end (delta: -287.2 MB). Peak memory consumption was 58.9 MB. Max. memory is 5.3 GB. [2018-04-12 02:51:51,558 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 465.0 MB. Free memory is still 427.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 02:51:51,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 241.77 ms. Allocated memory is still 465.0 MB. Free memory was 400.1 MB in the beginning and 373.7 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 5.3 GB. [2018-04-12 02:51:51,559 INFO L168 Benchmark]: Boogie Preprocessor took 42.95 ms. Allocated memory is still 465.0 MB. Free memory is still 373.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 02:51:51,559 INFO L168 Benchmark]: RCFGBuilder took 416.60 ms. Allocated memory was 465.0 MB in the beginning and 569.4 MB in the end (delta: 104.3 MB). Free memory was 373.7 MB in the beginning and 497.4 MB in the end (delta: -123.7 MB). Peak memory consumption was 38.9 MB. Max. memory is 5.3 GB. [2018-04-12 02:51:51,560 INFO L168 Benchmark]: TraceAbstraction took 6676.52 ms. Allocated memory was 569.4 MB in the beginning and 811.1 MB in the end (delta: 241.7 MB). Free memory was 492.2 MB in the beginning and 689.9 MB in the end (delta: -197.8 MB). Peak memory consumption was 43.9 MB. Max. memory is 5.3 GB. [2018-04-12 02:51:51,560 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 465.0 MB. Free memory is still 427.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 241.77 ms. Allocated memory is still 465.0 MB. Free memory was 400.1 MB in the beginning and 373.7 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 42.95 ms. Allocated memory is still 465.0 MB. Free memory is still 373.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * RCFGBuilder took 416.60 ms. Allocated memory was 465.0 MB in the beginning and 569.4 MB in the end (delta: 104.3 MB). Free memory was 373.7 MB in the beginning and 497.4 MB in the end (delta: -123.7 MB). Peak memory consumption was 38.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 6676.52 ms. Allocated memory was 569.4 MB in the beginning and 811.1 MB in the end (delta: 241.7 MB). Free memory was 492.2 MB in the beginning and 689.9 MB in the end (delta: -197.8 MB). Peak memory consumption was 43.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 549]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 549]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 567]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 556]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 567]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 54 locations, 9 error locations. SAFE Result, 6.6s OverallTime, 19 OverallIterations, 4 TraceHistogramMax, 3.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 591 SDtfs, 810 SDslu, 2700 SDs, 0 SdLazy, 2477 SolverSat, 180 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 300 GetRequests, 24 SyntacticMatches, 3 SemanticMatches, 273 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 651 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 5/63 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, 19 MinimizatonAttempts, 80 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 450 NumberOfCodeBlocks, 450 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 431 ConstructedInterpolants, 0 QuantifiedInterpolants, 93888 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 12 PerfectInterpolantSequences, 5/63 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_cstrncpy-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_02-51-51-565.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_02-51-51-565.csv Received shutdown request...