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/reverse_array_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 13:58:35,916 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 13:58:35,917 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 13:58:35,928 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 13:58:35,928 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 13:58:35,929 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 13:58:35,929 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 13:58:35,931 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 13:58:35,933 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 13:58:35,933 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 13:58:35,934 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 13:58:35,934 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 13:58:35,935 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 13:58:35,936 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 13:58:35,937 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 13:58:35,938 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 13:58:35,940 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 13:58:35,942 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 13:58:35,943 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 13:58:35,944 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 13:58:35,945 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-13 13:58:35,946 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-13 13:58:35,946 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-13 13:58:35,947 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-13 13:58:35,948 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-13 13:58:35,949 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-13 13:58:35,949 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-13 13:58:35,950 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-13 13:58:35,950 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-13 13:58:35,950 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-13 13:58:35,951 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-13 13:58:35,951 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 [2018-04-13 13:58:35,962 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 13:58:35,962 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 13:58:35,963 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 13:58:35,964 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 13:58:35,964 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 13:58:35,964 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 13:58:35,964 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 13:58:35,964 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 13:58:35,965 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 13:58:35,965 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 13:58:35,965 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 13:58:35,965 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 13:58:35,965 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 13:58:35,965 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 13:58:35,965 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 13:58:35,966 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 13:58:35,966 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 13:58:35,966 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 13:58:35,966 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 13:58:35,966 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 13:58:35,966 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 13:58:35,967 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-13 13:58:35,967 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-13 13:58:35,967 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 [2018-04-13 13:58:35,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 13:58:36,008 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 13:58:36,012 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 13:58:36,013 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 13:58:36,013 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 13:58:36,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,369 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGa23f10953 [2018-04-13 13:58:36,481 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 13:58:36,481 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 13:58:36,481 INFO L168 CDTParser]: Scanning reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,488 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 13:58:36,488 INFO L215 ultiparseSymbolTable]: [2018-04-13 13:58:36,489 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 13:58:36,489 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____bswap_64 ('__bswap_64') in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,489 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,489 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____bswap_32 ('__bswap_32') in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,489 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 13:58:36,489 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____id_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,489 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__int16_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,489 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____dev_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,490 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____fsblkcnt_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,490 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____blksize_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,490 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____syscall_ulong_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,490 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__lldiv_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,490 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__blksize_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,490 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____qaddr_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,490 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____caddr_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,490 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__fd_set in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,490 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____uint32_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,490 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_key_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,491 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__uid_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,491 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_rwlock_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,491 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__time_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,491 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__u_int32_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,491 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__caddr_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,491 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__sigset_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,491 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__blkcnt_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,491 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__ulong in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,491 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__mode_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,492 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____u_long in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,492 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____u_short in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,492 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__div_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,492 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____int16_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,492 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____ssize_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,492 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____quad_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,492 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____gid_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,492 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____socklen_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,492 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__int32_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,492 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____mode_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,493 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____intptr_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,493 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____u_quad_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,493 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____timer_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,493 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_rwlockattr_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,493 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____blkcnt64_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,493 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____off_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,493 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_barrier_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,493 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__fsfilcnt_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,493 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__off_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,493 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__size_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,493 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____nlink_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__u_char in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__key_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____pthread_list_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____rlim_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__u_int in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____int32_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__fsblkcnt_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_mutexattr_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____pid_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____fsblkcnt64_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____u_char in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____off64_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____suseconds_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,494 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__nlink_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____fd_mask in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____int64_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____useconds_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__wchar_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_condattr_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__dev_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____u_int in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__u_int8_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_attr_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____sig_atomic_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__clockid_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____clockid_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__quad_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__timer_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____blkcnt_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_cond_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_spinlock_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__u_int16_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,495 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____uint64_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,496 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_once_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,496 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____fsword_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,496 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__fd_mask in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,496 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____ino_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,496 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__id_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,496 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____uid_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,496 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__gid_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,496 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__ssize_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,496 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____sigset_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,496 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__uint in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,496 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__u_short in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,496 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____ino64_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,497 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____fsid_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,497 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____uint16_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,497 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__clock_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,497 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__u_long in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,497 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____fsfilcnt64_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,497 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__ino_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,497 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pid_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,497 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____syscall_slong_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,497 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__suseconds_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,497 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____loff_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,497 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__daddr_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,498 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____int8_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,498 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__fsid_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,498 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_barrierattr_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,498 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____daddr_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,498 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__register_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,498 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__int64_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,498 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__pthread_mutex_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,498 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____clock_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,498 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____WAIT_STATUS in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,498 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__u_quad_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,498 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__ldiv_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,499 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____rlim64_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,499 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____fsfilcnt_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,499 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____uint8_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,499 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____key_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,499 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__ushort in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,499 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__u_int64_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,499 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__loff_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,499 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i____time_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,499 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_freverse_array_unsafe_false_valid_deref_i__int8_t in reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:36,513 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGa23f10953 [2018-04-13 13:58:36,517 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 13:58:36,518 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 13:58:36,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 13:58:36,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 13:58:36,522 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 13:58:36,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 01:58:36" (1/1) ... [2018-04-13 13:58:36,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20489562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:58:36, skipping insertion in model container [2018-04-13 13:58:36,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 01:58:36" (1/1) ... [2018-04-13 13:58:36,537 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 13:58:36,563 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 13:58:36,715 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 13:58:36,752 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 13:58:36,758 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 111 non ball SCCs. Number of states in SCCs 111. [2018-04-13 13:58:36,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:58:36 WrapperNode [2018-04-13 13:58:36,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 13:58:36,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 13:58:36,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 13:58:36,792 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 13:58:36,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:58:36" (1/1) ... [2018-04-13 13:58:36,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:58:36" (1/1) ... [2018-04-13 13:58:36,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:58:36" (1/1) ... [2018-04-13 13:58:36,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:58:36" (1/1) ... [2018-04-13 13:58:36,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:58:36" (1/1) ... [2018-04-13 13:58:36,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:58:36" (1/1) ... [2018-04-13 13:58:36,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:58:36" (1/1) ... [2018-04-13 13:58:36,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 13:58:36,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 13:58:36,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 13:58:36,837 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 13:58:36,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:58:36" (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 [2018-04-13 13:58:36,955 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 13:58:36,955 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 13:58:36,955 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_freverse_array_unsafe_false_valid_deref_i____bswap_32 [2018-04-13 13:58:36,955 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_freverse_array_unsafe_false_valid_deref_i____bswap_64 [2018-04-13 13:58:36,956 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 13:58:36,956 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_freverse_array_unsafe_false_valid_deref_i____bswap_32 [2018-04-13 13:58:36,956 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_freverse_array_unsafe_false_valid_deref_i____bswap_64 [2018-04-13 13:58:36,956 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 13:58:36,956 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 13:58:36,956 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 13:58:36,956 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 13:58:36,956 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 13:58:36,956 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 13:58:36,956 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 13:58:36,957 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 13:58:36,957 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 13:58:36,957 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 13:58:36,957 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 13:58:36,957 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 13:58:36,957 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 13:58:36,957 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 13:58:36,957 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 13:58:36,957 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 13:58:36,958 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 13:58:36,958 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 13:58:36,958 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 13:58:36,958 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 13:58:36,958 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 13:58:36,958 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 13:58:36,958 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 13:58:36,958 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 13:58:36,958 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 13:58:36,958 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 13:58:36,958 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 13:58:36,959 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 13:58:36,959 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 13:58:36,959 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 13:58:36,959 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 13:58:36,959 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 13:58:36,959 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 13:58:36,959 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 13:58:36,959 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 13:58:36,959 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 13:58:36,959 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 13:58:36,959 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 13:58:36,960 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 13:58:36,960 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 13:58:36,960 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 13:58:36,960 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 13:58:36,960 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 13:58:36,960 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 13:58:36,960 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 13:58:36,960 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 13:58:36,960 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 13:58:36,960 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 13:58:36,961 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 13:58:36,961 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 13:58:36,961 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 13:58:36,961 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 13:58:36,961 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 13:58:36,961 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 13:58:36,961 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 13:58:36,961 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 13:58:36,961 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 13:58:36,961 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 13:58:36,961 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 13:58:36,962 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 13:58:36,962 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 13:58:36,962 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 13:58:36,962 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 13:58:36,962 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 13:58:36,962 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 13:58:36,962 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 13:58:36,962 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 13:58:36,962 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 13:58:36,962 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 13:58:36,962 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 13:58:36,962 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 13:58:36,963 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 13:58:36,963 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 13:58:36,963 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 13:58:36,963 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 13:58:36,963 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 13:58:36,963 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 13:58:36,963 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 13:58:36,963 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 13:58:36,963 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 13:58:36,964 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 13:58:36,964 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 13:58:36,964 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 13:58:36,964 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 13:58:36,964 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 13:58:36,964 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 13:58:36,964 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 13:58:36,964 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 13:58:36,964 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 13:58:36,965 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 13:58:36,965 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 13:58:36,965 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 13:58:36,965 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 13:58:36,965 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 13:58:36,965 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 13:58:36,965 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 13:58:36,965 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 13:58:36,965 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 13:58:36,965 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 13:58:36,966 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 13:58:36,966 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 13:58:36,966 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 13:58:36,966 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 13:58:36,966 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 13:58:36,966 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 13:58:36,966 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 13:58:36,966 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 13:58:36,966 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 13:58:36,966 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 13:58:37,262 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 13:58:37,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 01:58:37 BoogieIcfgContainer [2018-04-13 13:58:37,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 13:58:37,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 13:58:37,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 13:58:37,267 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 13:58:37,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 01:58:36" (1/3) ... [2018-04-13 13:58:37,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a660ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 01:58:37, skipping insertion in model container [2018-04-13 13:58:37,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:58:36" (2/3) ... [2018-04-13 13:58:37,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a660ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 01:58:37, skipping insertion in model container [2018-04-13 13:58:37,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 01:58:37" (3/3) ... [2018-04-13 13:58:37,269 INFO L107 eAbstractionObserver]: Analyzing ICFG reverse_array_unsafe_false-valid-deref.i [2018-04-13 13:58:37,275 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-13 13:58:37,279 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 21 error locations. [2018-04-13 13:58:37,308 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 13:58:37,309 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 13:58:37,309 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 13:58:37,309 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-13 13:58:37,309 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-13 13:58:37,309 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 13:58:37,309 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 13:58:37,309 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 13:58:37,310 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 13:58:37,310 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 13:58:37,318 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states. [2018-04-13 13:58:37,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-13 13:58:37,323 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:58:37,323 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:58:37,324 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr20EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, mainErr19RequiresViolation]=== [2018-04-13 13:58:37,326 INFO L82 PathProgramCache]: Analyzing trace with hash 976408552, 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 [2018-04-13 13:58:37,333 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 13:58:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:58:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:58:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:58:37,430 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:58:37,430 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 13:58:37,430 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 13:58:37,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:58:37,431 INFO L182 omatonBuilderFactory]: Interpolants [66#true, 67#false, 71#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 13:58:37,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:58:37,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-13 13:58:37,439 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-13 13:58:37,439 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 13:58:37,441 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 3 states. [2018-04-13 13:58:37,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:58:37,549 INFO L93 Difference]: Finished difference Result 63 states and 68 transitions. [2018-04-13 13:58:37,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-13 13:58:37,551 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2018-04-13 13:58:37,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:58:37,563 INFO L225 Difference]: With dead ends: 63 [2018-04-13 13:58:37,564 INFO L226 Difference]: Without dead ends: 60 [2018-04-13 13:58:37,565 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 13:58:37,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-04-13 13:58:37,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2018-04-13 13:58:37,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-04-13 13:58:37,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 65 transitions. [2018-04-13 13:58:37,592 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 65 transitions. Word has length 12 [2018-04-13 13:58:37,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:58:37,592 INFO L459 AbstractCegarLoop]: Abstraction has 60 states and 65 transitions. [2018-04-13 13:58:37,592 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-13 13:58:37,593 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2018-04-13 13:58:37,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-13 13:58:37,593 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:58:37,593 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:58:37,593 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr20EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, mainErr19RequiresViolation]=== [2018-04-13 13:58:37,593 INFO L82 PathProgramCache]: Analyzing trace with hash 203869292, 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 [2018-04-13 13:58:37,595 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 13:58:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:58:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:58:37,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:58:37,630 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:58:37,630 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 13:58:37,630 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 13:58:37,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:58:37,630 INFO L182 omatonBuilderFactory]: Interpolants [195#true, 196#false, 200#(= main_~length~0 1), 201#(< main_~i~0 main_~length~0), 202#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 13:58:37,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:58:37,631 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 13:58:37,631 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 13:58:37,631 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 13:58:37,632 INFO L87 Difference]: Start difference. First operand 60 states and 65 transitions. Second operand 5 states. [2018-04-13 13:58:37,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:58:37,777 INFO L93 Difference]: Finished difference Result 115 states and 123 transitions. [2018-04-13 13:58:37,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 13:58:37,777 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2018-04-13 13:58:37,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:58:37,778 INFO L225 Difference]: With dead ends: 115 [2018-04-13 13:58:37,778 INFO L226 Difference]: Without dead ends: 115 [2018-04-13 13:58:37,779 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-13 13:58:37,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-04-13 13:58:37,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 65. [2018-04-13 13:58:37,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-04-13 13:58:37,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 70 transitions. [2018-04-13 13:58:37,785 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 70 transitions. Word has length 13 [2018-04-13 13:58:37,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:58:37,785 INFO L459 AbstractCegarLoop]: Abstraction has 65 states and 70 transitions. [2018-04-13 13:58:37,785 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 13:58:37,785 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2018-04-13 13:58:37,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-13 13:58:37,786 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:58:37,786 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:58:37,786 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr20EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, mainErr19RequiresViolation]=== [2018-04-13 13:58:37,786 INFO L82 PathProgramCache]: Analyzing trace with hash 203869334, 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 [2018-04-13 13:58:37,790 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 13:58:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-13 13:58:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-13 13:58:37,842 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-13 13:58:37,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.04 01:58:37 BoogieIcfgContainer [2018-04-13 13:58:37,856 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-13 13:58:37,857 INFO L168 Benchmark]: Toolchain (without parser) took 1340.26 ms. Allocated memory was 401.6 MB in the beginning and 616.6 MB in the end (delta: 215.0 MB). Free memory was 337.5 MB in the beginning and 472.3 MB in the end (delta: -134.8 MB). Peak memory consumption was 80.2 MB. Max. memory is 5.3 GB. [2018-04-13 13:58:37,859 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 401.6 MB. Free memory is still 364.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 13:58:37,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.73 ms. Allocated memory is still 401.6 MB. Free memory was 337.5 MB in the beginning and 313.4 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 5.3 GB. [2018-04-13 13:58:37,860 INFO L168 Benchmark]: Boogie Preprocessor took 44.81 ms. Allocated memory is still 401.6 MB. Free memory was 313.4 MB in the beginning and 312.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-04-13 13:58:37,860 INFO L168 Benchmark]: RCFGBuilder took 426.83 ms. Allocated memory was 401.6 MB in the beginning and 616.6 MB in the end (delta: 215.0 MB). Free memory was 312.1 MB in the beginning and 551.1 MB in the end (delta: -239.0 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. [2018-04-13 13:58:37,860 INFO L168 Benchmark]: TraceAbstraction took 592.70 ms. Allocated memory is still 616.6 MB. Free memory was 549.3 MB in the beginning and 472.3 MB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 5.3 GB. [2018-04-13 13:58:37,863 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 401.6 MB. Free memory is still 364.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 272.73 ms. Allocated memory is still 401.6 MB. Free memory was 337.5 MB in the beginning and 313.4 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 44.81 ms. Allocated memory is still 401.6 MB. Free memory was 313.4 MB in the beginning and 312.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 426.83 ms. Allocated memory was 401.6 MB in the beginning and 616.6 MB in the end (delta: 215.0 MB). Free memory was 312.1 MB in the beginning and 551.1 MB in the end (delta: -239.0 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 592.70 ms. Allocated memory is still 616.6 MB. Free memory was 549.3 MB in the beginning and 472.3 MB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 547]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L541] int i, j, tmp; [L542] int length = __VERIFIER_nondet_int(); [L543] COND TRUE length < 1 [L543] length = 1 VAL [length=1] [L544] COND FALSE !(length % 2 == 0) VAL [length=1] [L545] EXPR, FCALL __builtin_alloca (length) VAL [__builtin_alloca (length)={5:0}, length=1] [L545] int *arr = __builtin_alloca (length); [L546] i=0 VAL [__builtin_alloca (length)={5:0}, arr={5:0}, i=0, length=1] [L546] COND TRUE i