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_z3.epf -i ../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 18:05:51,613 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 18:05:51,614 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 18:05:51,626 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 18:05:51,626 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 18:05:51,627 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 18:05:51,628 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 18:05:51,629 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 18:05:51,631 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 18:05:51,631 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 18:05:51,632 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 18:05:51,632 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 18:05:51,633 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 18:05:51,634 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 18:05:51,634 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 18:05:51,636 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 18:05:51,637 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 18:05:51,639 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 18:05:51,639 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 18:05:51,640 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 18:05:51,642 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 18:05:51,642 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 18:05:51,642 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 18:05:51,643 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 18:05:51,644 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 18:05:51,645 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 18:05:51,645 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 18:05:51,645 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 18:05:51,646 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 18:05:51,646 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 18:05:51,647 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 18:05:51,647 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-04-11 18:05:51,666 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 18:05:51,667 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 18:05:51,667 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 18:05:51,668 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 18:05:51,668 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 18:05:51,668 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 18:05:51,668 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 18:05:51,668 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 18:05:51,668 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 18:05:51,668 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 18:05:51,668 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 18:05:51,668 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 18:05:51,669 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 18:05:51,669 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 18:05:51,669 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 18:05:51,669 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 18:05:51,669 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 18:05:51,669 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 18:05:51,669 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 18:05:51,669 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 18:05:51,669 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 18:05:51,669 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-11 18:05:51,670 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-11 18:05:51,670 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 18:05:51,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 18:05:51,708 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 18:05:51,710 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 18:05:51,711 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 18:05:51,712 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 18:05:51,712 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:51,999 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG21a4c88cc [2018-04-11 18:05:52,132 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 18:05:52,132 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 18:05:52,133 INFO L168 CDTParser]: Scanning openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,140 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 18:05:52,140 INFO L215 ultiparseSymbolTable]: [2018-04-11 18:05:52,140 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 18:05:52,140 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,140 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,140 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,140 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__cstrnlen ('cstrnlen') in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,140 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 18:05:52,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____id_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____uint32_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__fd_set in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____caddr_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__time_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____dev_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__mode_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__lldiv_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__uid_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__int16_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____u_short in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__ulong in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__u_char in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,143 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__size_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,143 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____int16_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,143 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__div_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,143 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____u_long in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,143 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____mode_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,143 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__blksize_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,143 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__caddr_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,143 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__sigset_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,143 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____socklen_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,143 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__int32_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,143 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,143 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____off_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,144 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____quad_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,144 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,144 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,144 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____intptr_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,144 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____u_quad_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,144 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,144 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__off_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,144 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__timer_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,144 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____ssize_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,144 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__key_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,144 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____nlink_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,144 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,145 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__u_int in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,145 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____rlim_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,145 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,145 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__u_int32_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,145 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____int32_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,145 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____off64_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,145 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____suseconds_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,145 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____u_char in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,145 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,145 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____timer_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,145 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____gid_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,145 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____pid_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,146 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,146 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__wchar_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,146 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__uint in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,146 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__nlink_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,146 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__loff_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,146 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____fd_mask in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,146 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____useconds_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,146 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,146 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__u_int8_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,146 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____int64_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,147 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,147 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,147 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,147 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____clockid_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,147 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____u_int in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,147 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__clockid_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,147 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,147 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,147 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____sigset_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,147 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__quad_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,148 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,148 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____uint64_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,148 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__ssize_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,148 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____fsword_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,148 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__u_int16_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,148 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__fd_mask in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,148 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____uid_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,148 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__dev_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,148 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__u_short in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,148 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,148 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____ino64_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__id_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____ino_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pid_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__daddr_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____uint16_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__ino_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__clock_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____fsid_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__u_int64_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__int8_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__ldiv_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,149 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__gid_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__u_long in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____int8_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__register_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__suseconds_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__int64_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____loff_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__fsid_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__u_quad_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__ushort in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____clock_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____time_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,150 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____key_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,151 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____uint8_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,151 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,151 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____rlim64_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,151 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____blksize_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,151 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____qaddr_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,151 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____daddr_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,151 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,164 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG21a4c88cc [2018-04-11 18:05:52,167 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 18:05:52,168 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 18:05:52,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 18:05:52,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 18:05:52,172 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 18:05:52,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 06:05:52" (1/1) ... [2018-04-11 18:05:52,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a4ef8b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:05:52, skipping insertion in model container [2018-04-11 18:05:52,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 06:05:52" (1/1) ... [2018-04-11 18:05:52,185 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 18:05:52,206 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 18:05:52,323 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 18:05:52,357 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 18:05:52,363 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-11 18:05:52,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:05:52 WrapperNode [2018-04-11 18:05:52,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 18:05:52,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 18:05:52,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 18:05:52,393 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 18:05:52,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:05:52" (1/1) ... [2018-04-11 18:05:52,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:05:52" (1/1) ... [2018-04-11 18:05:52,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:05:52" (1/1) ... [2018-04-11 18:05:52,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:05:52" (1/1) ... [2018-04-11 18:05:52,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:05:52" (1/1) ... [2018-04-11 18:05:52,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:05:52" (1/1) ... [2018-04-11 18:05:52,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:05:52" (1/1) ... [2018-04-11 18:05:52,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 18:05:52,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 18:05:52,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 18:05:52,427 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 18:05:52,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:05:52" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 18:05:52,512 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 18:05:52,512 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 18:05:52,512 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 18:05:52,512 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 18:05:52,513 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__cstrnlen [2018-04-11 18:05:52,513 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 18:05:52,513 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 18:05:52,513 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 18:05:52,513 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 18:05:52,513 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 18:05:52,513 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 18:05:52,513 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 18:05:52,513 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 18:05:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 18:05:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 18:05:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 18:05:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 18:05:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 18:05:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 18:05:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 18:05:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 18:05:52,514 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 18:05:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 18:05:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 18:05:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 18:05:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 18:05:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 18:05:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 18:05:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 18:05:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 18:05:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 18:05:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 18:05:52,515 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 18:05:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 18:05:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 18:05:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 18:05:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 18:05:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 18:05:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 18:05:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 18:05:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 18:05:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 18:05:52,516 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 18:05:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 18:05:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 18:05:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 18:05:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 18:05:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 18:05:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 18:05:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 18:05:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 18:05:52,517 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 18:05:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 18:05:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 18:05:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 18:05:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 18:05:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 18:05:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 18:05:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 18:05:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 18:05:52,518 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 18:05:52,519 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 18:05:52,520 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 18:05:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 18:05:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 18:05:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 18:05:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 18:05:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 18:05:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 18:05:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 18:05:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 18:05:52,521 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 18:05:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 18:05:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 18:05:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 18:05:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 18:05:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 18:05:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__cstrnlen [2018-04-11 18:05:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 18:05:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 18:05:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 18:05:52,522 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 18:05:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 18:05:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 18:05:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 18:05:52,523 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 18:05:52,755 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 18:05:52,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 06:05:52 BoogieIcfgContainer [2018-04-11 18:05:52,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 18:05:52,756 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 18:05:52,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 18:05:52,759 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 18:05:52,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 06:05:52" (1/3) ... [2018-04-11 18:05:52,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480a4b2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 06:05:52, skipping insertion in model container [2018-04-11 18:05:52,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:05:52" (2/3) ... [2018-04-11 18:05:52,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480a4b2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 06:05:52, skipping insertion in model container [2018-04-11 18:05:52,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 06:05:52" (3/3) ... [2018-04-11 18:05:52,761 INFO L107 eAbstractionObserver]: Analyzing ICFG openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-04-11 18:05:52,766 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-11 18:05:52,770 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2018-04-11 18:05:52,799 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 18:05:52,800 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 18:05:52,800 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 18:05:52,800 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-11 18:05:52,800 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-11 18:05:52,800 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 18:05:52,800 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 18:05:52,800 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 18:05:52,800 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 18:05:52,801 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 18:05:52,808 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states. [2018-04-11 18:05:52,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-04-11 18:05:52,813 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:05:52,814 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:05:52,814 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__cstrnlenErr1RequiresViolation, __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__cstrnlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 18:05:52,816 INFO L82 PathProgramCache]: Analyzing trace with hash 954163944, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:05:52,824 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:05:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:05:52,843 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:05:52,854 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:52,854 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:52,855 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:52,855 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:52,880 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:05:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:05:52,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:05:52,923 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:05:52,923 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:05:52,924 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:05:52,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:05:52,924 INFO L182 omatonBuilderFactory]: Interpolants [37#true, 38#false, 42#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 43#(= 1 (select |#valid| |main_#t~malloc8.base|)), 44#(= 1 (select |#valid| main_~nondetString1~0.base)), 45#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-11 18:05:52,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:05:52,925 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:05:52,931 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:05:52,932 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-11 18:05:52,933 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 6 states. [2018-04-11 18:05:53,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:05:53,084 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions. [2018-04-11 18:05:53,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 18:05:53,086 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2018-04-11 18:05:53,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:05:53,093 INFO L225 Difference]: With dead ends: 42 [2018-04-11 18:05:53,093 INFO L226 Difference]: Without dead ends: 39 [2018-04-11 18:05:53,095 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-11 18:05:53,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2018-04-11 18:05:53,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 35. [2018-04-11 18:05:53,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-04-11 18:05:53,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 40 transitions. [2018-04-11 18:05:53,126 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 40 transitions. Word has length 11 [2018-04-11 18:05:53,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:05:53,126 INFO L459 AbstractCegarLoop]: Abstraction has 35 states and 40 transitions. [2018-04-11 18:05:53,126 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:05:53,126 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2018-04-11 18:05:53,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-04-11 18:05:53,127 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:05:53,127 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:05:53,127 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__cstrnlenErr1RequiresViolation, __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__cstrnlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 18:05:53,127 INFO L82 PathProgramCache]: Analyzing trace with hash 954163945, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:05:53,131 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:05:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:05:53,147 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier [2018-04-11 18:05:53,149 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:53,149 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:53,149 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:53,150 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:53,155 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 1) (store |c_#length| %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:05:53,155 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:53,156 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:53,156 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:53,156 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:53,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:05:53,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:05:53,221 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:05:53,222 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 18:05:53,222 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:05:53,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:05:53,222 INFO L182 omatonBuilderFactory]: Interpolants [128#false, 132#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 1) (store |#length| %1 1)) :qid itp)) :qid itp)), 133#(exists ((%0 (Array Int Int))) (! (and (forall ((%1 Int)) (! (= (store %0 %1 1) (store |#length| %1 1)) :qid itp)) (= main_~length1~0 1)) :qid itp)), 134#(and (= 1 (select |#length| |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|) (= main_~length1~0 1)), 135#(and (<= (+ main_~nondetString1~0.offset main_~length1~0) (select |#length| main_~nondetString1~0.base)) (<= 1 (+ main_~nondetString1~0.offset main_~length1~0))), 136#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 127#true] [2018-04-11 18:05:53,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:05:53,223 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 18:05:53,223 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 18:05:53,223 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=21, Unknown=2, NotChecked=8, Total=42 [2018-04-11 18:05:53,224 INFO L87 Difference]: Start difference. First operand 35 states and 40 transitions. Second operand 7 states. [2018-04-11 18:05:53,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:05:53,376 INFO L93 Difference]: Finished difference Result 43 states and 48 transitions. [2018-04-11 18:05:53,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 18:05:53,377 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 11 [2018-04-11 18:05:53,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:05:53,377 INFO L225 Difference]: With dead ends: 43 [2018-04-11 18:05:53,378 INFO L226 Difference]: Without dead ends: 43 [2018-04-11 18:05:53,378 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=49, Unknown=5, NotChecked=14, Total=90 [2018-04-11 18:05:53,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-04-11 18:05:53,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 38. [2018-04-11 18:05:53,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-04-11 18:05:53,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 43 transitions. [2018-04-11 18:05:53,382 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 43 transitions. Word has length 11 [2018-04-11 18:05:53,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:05:53,383 INFO L459 AbstractCegarLoop]: Abstraction has 38 states and 43 transitions. [2018-04-11 18:05:53,383 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 18:05:53,383 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2018-04-11 18:05:53,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-04-11 18:05:53,383 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:05:53,383 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:05:53,383 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__cstrnlenErr1RequiresViolation, __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__cstrnlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 18:05:53,384 INFO L82 PathProgramCache]: Analyzing trace with hash 954223526, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:05:53,388 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:05:53,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:05:53,398 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:05:53,399 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:53,399 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:53,399 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:53,399 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:05:53,405 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:05:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:05:53,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:05:53,448 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:05:53,448 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:05:53,448 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:05:53,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:05:53,449 INFO L182 omatonBuilderFactory]: Interpolants [224#true, 225#false, 229#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 230#(= 1 (select |#valid| |main_#t~malloc8.base|)), 231#(= 1 (select |#valid| main_~nondetString1~0.base)), 232#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-11 18:05:53,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:05:53,449 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:05:53,449 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:05:53,450 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-11 18:05:53,450 INFO L87 Difference]: Start difference. First operand 38 states and 43 transitions. Second operand 6 states. [2018-04-11 18:05:53,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:05:53,533 INFO L93 Difference]: Finished difference Result 37 states and 41 transitions. [2018-04-11 18:05:53,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:05:53,533 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2018-04-11 18:05:53,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:05:53,534 INFO L225 Difference]: With dead ends: 37 [2018-04-11 18:05:53,534 INFO L226 Difference]: Without dead ends: 37 [2018-04-11 18:05:53,534 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-11 18:05:53,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-04-11 18:05:53,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 34. [2018-04-11 18:05:53,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-04-11 18:05:53,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 38 transitions. [2018-04-11 18:05:53,537 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 38 transitions. Word has length 11 [2018-04-11 18:05:53,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:05:53,537 INFO L459 AbstractCegarLoop]: Abstraction has 34 states and 38 transitions. [2018-04-11 18:05:53,537 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:05:53,537 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2018-04-11 18:05:53,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-04-11 18:05:53,538 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:05:53,538 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:05:53,538 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__cstrnlenErr1RequiresViolation, __U_MULTI_fopenbsd_cstrnlen_alloca_true_valid_memsafety_true_termination_i__cstrnlenErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 18:05:53,538 INFO L82 PathProgramCache]: Analyzing trace with hash 956010987, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:05:53,541 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:05:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:05:53,562 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier Unsupported proof rule: (let ((a!1 (= (+ |main_#t~nondet6_4| 0 (* (- 1) (select |#length_8| |main_#t~malloc8.base_8|))) (+ |main_#t~nondet6_4| (* (- 1) (select |#length_8| |main_#t~malloc8.base_8|)))))) (rewrite a!1)) [2018-04-11 18:05:53,563 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 71 column 255: theory not supported by interpolation or bad proof at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseInterpolants(Executor.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.readInterpolants(ScriptorWithGetInterpolants.java:136) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.getInterpolants(ScriptorWithGetInterpolants.java:64) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.getInterpolants(DiffWrapperScript.java:260) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-04-11 18:05:53,569 INFO L168 Benchmark]: Toolchain (without parser) took 1401.89 ms. Allocated memory was 396.4 MB in the beginning and 604.0 MB in the end (delta: 207.6 MB). Free memory was 326.8 MB in the beginning and 432.3 MB in the end (delta: -105.5 MB). Peak memory consumption was 102.1 MB. Max. memory is 5.3 GB. [2018-04-11 18:05:53,570 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 396.4 MB. Free memory is still 354.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 18:05:53,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.15 ms. Allocated memory is still 396.4 MB. Free memory was 326.8 MB in the beginning and 303.0 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. [2018-04-11 18:05:53,571 INFO L168 Benchmark]: Boogie Preprocessor took 34.28 ms. Allocated memory is still 396.4 MB. Free memory was 303.0 MB in the beginning and 300.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-11 18:05:53,571 INFO L168 Benchmark]: RCFGBuilder took 328.74 ms. Allocated memory was 396.4 MB in the beginning and 604.0 MB in the end (delta: 207.6 MB). Free memory was 300.4 MB in the beginning and 542.2 MB in the end (delta: -241.9 MB). Peak memory consumption was 25.1 MB. Max. memory is 5.3 GB. [2018-04-11 18:05:53,572 INFO L168 Benchmark]: TraceAbstraction took 812.30 ms. Allocated memory is still 604.0 MB. Free memory was 542.2 MB in the beginning and 432.3 MB in the end (delta: 110.0 MB). Peak memory consumption was 110.0 MB. Max. memory is 5.3 GB. [2018-04-11 18:05:53,574 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 396.4 MB. Free memory is still 354.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 224.15 ms. Allocated memory is still 396.4 MB. Free memory was 326.8 MB in the beginning and 303.0 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 34.28 ms. Allocated memory is still 396.4 MB. Free memory was 303.0 MB in the beginning and 300.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 328.74 ms. Allocated memory was 396.4 MB in the beginning and 604.0 MB in the end (delta: 207.6 MB). Free memory was 300.4 MB in the beginning and 542.2 MB in the end (delta: -241.9 MB). Peak memory consumption was 25.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 812.30 ms. Allocated memory is still 604.0 MB. Free memory was 542.2 MB in the beginning and 432.3 MB in the end (delta: 110.0 MB). Peak memory consumption was 110.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 71 column 255: theory not supported by interpolation or bad proof de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 71 column 255: theory not supported by interpolation or bad proof: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_18-05-53-580.csv Received shutdown request...