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/list-ext-properties/test-0158_1_false-valid-free.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 15:10:41,245 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 15:10:41,246 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 15:10:41,258 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 15:10:41,258 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 15:10:41,259 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 15:10:41,260 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 15:10:41,262 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 15:10:41,263 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 15:10:41,264 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 15:10:41,265 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 15:10:41,265 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 15:10:41,266 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 15:10:41,267 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 15:10:41,268 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 15:10:41,269 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 15:10:41,271 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 15:10:41,272 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 15:10:41,273 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 15:10:41,274 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 15:10:41,276 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-13 15:10:41,276 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-13 15:10:41,276 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-13 15:10:41,277 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-13 15:10:41,278 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-13 15:10:41,279 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-13 15:10:41,279 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-13 15:10:41,280 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-13 15:10:41,280 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-13 15:10:41,280 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-13 15:10:41,281 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-13 15:10:41,281 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 15:10:41,291 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 15:10:41,292 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 15:10:41,293 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 15:10:41,293 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 15:10:41,293 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 15:10:41,293 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 15:10:41,293 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 15:10:41,293 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 15:10:41,294 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 15:10:41,294 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 15:10:41,294 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 15:10:41,294 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 15:10:41,294 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 15:10:41,294 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 15:10:41,294 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 15:10:41,295 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 15:10:41,295 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 15:10:41,295 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 15:10:41,295 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 15:10:41,295 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 15:10:41,295 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 15:10:41,295 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-13 15:10:41,296 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-13 15:10:41,296 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 15:10:41,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 15:10:41,336 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 15:10:41,339 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 15:10:41,340 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 15:10:41,341 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 15:10:41,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext-properties/test-0158_1_false-valid-free.i [2018-04-13 15:10:41,617 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGf04f0827b [2018-04-13 15:10:41,751 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 15:10:41,752 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 15:10:41,752 INFO L168 CDTParser]: Scanning test-0158_1_false-valid-free.i [2018-04-13 15:10:41,759 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 15:10:41,759 INFO L215 ultiparseSymbolTable]: [2018-04-13 15:10:41,759 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 15:10:41,759 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,759 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 15:10:41,759 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____mode_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,760 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__int8_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,760 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____ssize_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,760 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__fsfilcnt_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,760 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____intptr_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,760 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____socklen_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,760 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__int32_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,760 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____timer_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,760 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__ino_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,760 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pid_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,760 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____fsfilcnt64_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,760 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____blkcnt64_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,760 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____fsfilcnt_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__gid_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_mutexattr_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__ldiv_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____time_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__u_short in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__u_int64_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__register_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__div_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__caddr_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____swblk_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_mutex_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____rlim_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_once_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,761 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____uint32_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__uid_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__time_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_rwlock_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__size_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__off_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__int16_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____id_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____sig_atomic_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__wchar_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_attr_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__lldiv_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,762 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__id_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,763 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____uint64_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,763 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__ssize_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,763 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____uid_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,763 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____fsblkcnt64_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,763 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__nlink_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,763 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__uint in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,763 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____u_char in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,763 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____off64_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,763 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____suseconds_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,763 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__clockid_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,764 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____int32_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,764 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__timer_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,764 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____nlink_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,764 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__u_int in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,764 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__fsblkcnt_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,764 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__u_int8_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,764 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__key_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,764 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__u_int32_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,764 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____fd_mask in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,764 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____ino64_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,765 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____off_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,765 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__u_long in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,765 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____u_quad_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,765 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__clock_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,765 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_barrier_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,765 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____WAIT_STATUS in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,765 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____uint16_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,765 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____gid_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,765 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_rwlockattr_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,765 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__fd_mask in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,766 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__ushort in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,766 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____ino_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,766 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____sigset_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,766 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____pid_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,766 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____fsid_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,766 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____quad_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,766 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__u_int16_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,766 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____clockid_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,766 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____u_long in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,766 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____pthread_list_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,766 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_barrierattr_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____int16_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__sigset_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_spinlock_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__dev_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____blkcnt_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_cond_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__quad_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____u_int in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__blkcnt_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_key_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__u_char in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____dev_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,767 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____blksize_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____fsblkcnt_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__blksize_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____int64_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____qaddr_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____caddr_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__fd_set in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____useconds_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____rlim64_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____uint8_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____key_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__u_quad_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__loff_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__ulong in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____int8_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____daddr_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__mode_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____clock_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____u_short in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__int64_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,768 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__suseconds_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,769 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__pthread_condattr_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,769 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i____loff_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,769 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__fsid_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,769 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_free_i__daddr_t in test-0158_1_false-valid-free.i [2018-04-13 15:10:41,781 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGf04f0827b [2018-04-13 15:10:41,785 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 15:10:41,786 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 15:10:41,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 15:10:41,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 15:10:41,790 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 15:10:41,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 03:10:41" (1/1) ... [2018-04-13 15:10:41,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8ab3a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:10:41, skipping insertion in model container [2018-04-13 15:10:41,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 03:10:41" (1/1) ... [2018-04-13 15:10:41,803 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 15:10:41,825 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 15:10:41,943 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 15:10:41,975 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 15:10:41,984 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 113 non ball SCCs. Number of states in SCCs 113. [2018-04-13 15:10:42,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:10:42 WrapperNode [2018-04-13 15:10:42,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 15:10:42,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 15:10:42,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 15:10:42,019 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 15:10:42,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:10:42" (1/1) ... [2018-04-13 15:10:42,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:10:42" (1/1) ... [2018-04-13 15:10:42,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:10:42" (1/1) ... [2018-04-13 15:10:42,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:10:42" (1/1) ... [2018-04-13 15:10:42,046 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:10:42" (1/1) ... [2018-04-13 15:10:42,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:10:42" (1/1) ... [2018-04-13 15:10:42,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:10:42" (1/1) ... [2018-04-13 15:10:42,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 15:10:42,053 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 15:10:42,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 15:10:42,054 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 15:10:42,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:10:42" (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 15:10:42,150 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 15:10:42,150 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 15:10:42,150 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 15:10:42,150 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 15:10:42,150 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 15:10:42,150 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 15:10:42,150 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 15:10:42,150 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 15:10:42,150 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 15:10:42,150 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 15:10:42,150 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 15:10:42,150 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 15:10:42,150 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 15:10:42,150 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 15:10:42,151 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 15:10:42,152 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 15:10:42,153 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 15:10:42,154 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 15:10:42,155 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 15:10:42,156 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 15:10:42,156 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 15:10:42,156 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 15:10:42,156 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 15:10:42,156 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 15:10:42,156 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 15:10:42,156 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 15:10:42,156 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 15:10:42,156 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 15:10:42,156 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 15:10:42,156 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 15:10:42,156 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 15:10:42,397 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 15:10:42,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 03:10:42 BoogieIcfgContainer [2018-04-13 15:10:42,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 15:10:42,398 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 15:10:42,398 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 15:10:42,400 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 15:10:42,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 03:10:41" (1/3) ... [2018-04-13 15:10:42,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@258bc502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 03:10:42, skipping insertion in model container [2018-04-13 15:10:42,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:10:42" (2/3) ... [2018-04-13 15:10:42,401 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@258bc502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 03:10:42, skipping insertion in model container [2018-04-13 15:10:42,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 03:10:42" (3/3) ... [2018-04-13 15:10:42,402 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0158_1_false-valid-free.i [2018-04-13 15:10:42,409 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-13 15:10:42,420 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 19 error locations. [2018-04-13 15:10:42,448 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 15:10:42,448 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 15:10:42,448 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 15:10:42,448 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-13 15:10:42,448 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-13 15:10:42,448 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 15:10:42,449 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 15:10:42,449 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 15:10:42,449 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 15:10:42,449 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 15:10:42,457 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states. [2018-04-13 15:10:42,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 15:10:42,464 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:42,465 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:42,465 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:42,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1167560118, 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 15:10:42,475 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:42,493 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:10:42,500 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:42,501 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:42,501 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:42,501 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:42,530 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 [2018-04-13 15:10:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:42,547 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 15:10:42,566 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:10:42,566 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 15:10:42,567 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:42,567 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 15:10:42,567 INFO L182 omatonBuilderFactory]: Interpolants [53#true, 54#false, 58#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 59#(= 1 (select |#valid| |main_~#data~0.base|)), 60#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 15:10:42,567 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 15:10:42,568 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 15:10:42,575 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 15:10:42,575 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=8, Unknown=1, NotChecked=4, Total=20 [2018-04-13 15:10:42,577 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 5 states. [2018-04-13 15:10:42,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:42,708 INFO L93 Difference]: Finished difference Result 43 states and 44 transitions. [2018-04-13 15:10:42,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 15:10:42,710 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 8 [2018-04-13 15:10:42,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:42,718 INFO L225 Difference]: With dead ends: 43 [2018-04-13 15:10:42,718 INFO L226 Difference]: Without dead ends: 40 [2018-04-13 15:10:42,720 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=12, Unknown=2, NotChecked=6, Total=30 [2018-04-13 15:10:42,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-04-13 15:10:42,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-04-13 15:10:42,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-13 15:10:42,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 41 transitions. [2018-04-13 15:10:42,747 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 41 transitions. Word has length 8 [2018-04-13 15:10:42,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:42,748 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 41 transitions. [2018-04-13 15:10:42,748 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 15:10:42,748 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-04-13 15:10:42,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 15:10:42,748 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:42,748 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:42,748 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:42,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1167560117, 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 15:10:42,751 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:42,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:42,760 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier [2018-04-13 15:10:42,763 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:42,763 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:42,763 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:42,764 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:42,764 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:42,764 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:42,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-13 15:10:42,778 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 15:10:42,780 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 15:10:42,781 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:9 [2018-04-13 15:10:42,784 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (exists ((%2 (Array Int Int))) (! (and (= (store |c_#valid| %1 1) (store %0 %1 1)) (= (store |c_#length| %1 10) (store %2 %1 10))) :qid itp)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:10:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:42,823 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 15:10:42,850 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:10:42,850 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:10:42,850 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:42,851 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 15:10:42,851 INFO L182 omatonBuilderFactory]: Interpolants [146#true, 147#false, 151#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (exists ((%2 (Array Int Int))) (! (and (= (store |#valid| %1 1) (store %0 %1 1)) (= (store |#length| %1 10) (store %2 %1 10))) :qid itp)) :qid itp)) :qid itp)), 152#(and (= 1 (select |#valid| |main_~#data~0.base|)) (= 0 |main_~#data~0.offset|) (= 10 (select |#length| |main_~#data~0.base|))), 153#(and (<= 0 |main_~#data~0.offset|) (<= (+ |main_~#data~0.offset| 4) (select |#length| |main_~#data~0.base|)) (= 10 (select |#length| |main_~#data~0.base|))), 154#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 15:10:42,851 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 15:10:42,852 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:10:42,852 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:10:42,853 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=13, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:10:42,853 INFO L87 Difference]: Start difference. First operand 40 states and 41 transitions. Second operand 6 states. [2018-04-13 15:10:42,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:42,966 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2018-04-13 15:10:42,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:10:42,967 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-13 15:10:42,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:42,968 INFO L225 Difference]: With dead ends: 33 [2018-04-13 15:10:42,968 INFO L226 Difference]: Without dead ends: 33 [2018-04-13 15:10:42,969 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=4, NotChecked=8, Total=42 [2018-04-13 15:10:42,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-04-13 15:10:42,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-04-13 15:10:42,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-04-13 15:10:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2018-04-13 15:10:42,972 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 8 [2018-04-13 15:10:42,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:42,972 INFO L459 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2018-04-13 15:10:42,972 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:10:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-04-13 15:10:42,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-13 15:10:42,973 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:42,973 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:42,973 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:42,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1689349510, 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 15:10:42,978 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:42,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:42,999 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier [2018-04-13 15:10:43,001 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,001 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,002 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,002 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,002 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,002 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,020 WARN L1033 $PredicateComparison]: unable to prove that (forall ((%0 Int)) (! (exists ((%1 (Array Int Int)) (%2 (Array Int (Array Int Int)))) (! (and (= %1 (select |c_#memory_$Pointer$.offset| %0)) (forall ((%3 Int)) (! (let ((.cse0 (store %1 0 0))) (= (store |c_#memory_$Pointer$.offset| %3 .cse0) (store %2 %3 .cse0))) :qid itp))) :qid itp)) :qid itp)) is different from true [2018-04-13 15:10:43,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:43,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:10:43,088 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:10:43,089 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 15:10:43,089 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:43,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:10:43,089 INFO L182 omatonBuilderFactory]: Interpolants [224#false, 228#(forall ((%0 Int)) (! (exists ((%1 (Array Int Int)) (%2 (Array Int (Array Int Int)))) (! (and (= %1 (select |#memory_$Pointer$.offset| %0)) (forall ((%3 Int)) (! (= (store |#memory_$Pointer$.offset| %3 (store %1 0 0)) (store %2 %3 (store %1 0 0))) :qid itp))) :qid itp)) :qid itp)), 229#(= 0 |main_~#data~0.offset|), 230#(and (= 0 (select (store (select |#memory_$Pointer$.offset| |main_~#data~0.base|) |main_~#data~0.offset| |main_#t~malloc0.offset|) 0)) (= 0 |main_~#data~0.offset|)), 231#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) |main_~#data~0.offset|) (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) 0))), 232#(= 0 |main_#t~mem4.offset|), 233#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 223#true] [2018-04-13 15:10:43,090 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 15:10:43,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-13 15:10:43,090 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-13 15:10:43,090 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=31, Unknown=1, NotChecked=10, Total=56 [2018-04-13 15:10:43,090 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand 8 states. [2018-04-13 15:10:43,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:43,202 INFO L93 Difference]: Finished difference Result 32 states and 33 transitions. [2018-04-13 15:10:43,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-13 15:10:43,202 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2018-04-13 15:10:43,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:43,203 INFO L225 Difference]: With dead ends: 32 [2018-04-13 15:10:43,203 INFO L226 Difference]: Without dead ends: 32 [2018-04-13 15:10:43,203 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=63, Unknown=2, NotChecked=16, Total=110 [2018-04-13 15:10:43,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-04-13 15:10:43,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2018-04-13 15:10:43,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-04-13 15:10:43,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 33 transitions. [2018-04-13 15:10:43,206 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 33 transitions. Word has length 16 [2018-04-13 15:10:43,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:43,206 INFO L459 AbstractCegarLoop]: Abstraction has 32 states and 33 transitions. [2018-04-13 15:10:43,206 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-13 15:10:43,206 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-04-13 15:10:43,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-13 15:10:43,207 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:43,207 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:43,207 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:43,207 INFO L82 PathProgramCache]: Analyzing trace with hash -830227187, 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 [2018-04-13 15:10:43,210 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:43,241 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier [2018-04-13 15:10:43,243 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,244 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,244 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,244 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,244 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,245 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,245 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,245 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,277 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int (Array Int Int)))) (! (forall ((%1 Int) (%2 Int)) (! (exists ((%3 (Array Int Int))) (! (forall ((%4 Int)) (! (= (store |c_#memory_$Pointer$.base| %1 (store (select |c_#memory_$Pointer$.base| %2) 0 %4)) (store %0 %1 (store %3 0 %4))) :qid itp)) :qid itp)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:10:43,278 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,278 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,278 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,278 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:10:43,287 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%1 (Array Int Int)) (%0 (Array Int (Array Int Int)))) (! (let ((.cse0 (= |c_main_~#data~0.offset| 0))) (and .cse0 (or (not .cse0) (= 0 |c_main_~#data~0.offset|)) (forall ((%2 Int)) (! (= (store |c_#memory_$Pointer$.base| |c_main_~#data~0.base| (store (select |c_#memory_$Pointer$.base| |c_main_~#data~0.base|) 0 %2)) (store %0 |c_main_~#data~0.base| (store %1 0 %2))) :qid itp)))) :qid itp)) is different from true [2018-04-13 15:10:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:43,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:10:43,319 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:10:43,319 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 15:10:43,319 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:43,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:10:43,319 INFO L182 omatonBuilderFactory]: Interpolants [304#true, 305#false, 309#(exists ((%0 (Array Int (Array Int Int)))) (! (forall ((%1 Int) (%2 Int)) (! (exists ((%3 (Array Int Int))) (! (forall ((%4 Int)) (! (= (store |#memory_$Pointer$.base| %1 (store (select |#memory_$Pointer$.base| %2) 0 %4)) (store %0 %1 (store %3 0 %4))) :qid itp)) :qid itp)) :qid itp)) :qid itp)), 310#(exists ((%1 (Array Int Int)) (%0 (Array Int (Array Int Int)))) (! (and (= |main_~#data~0.offset| 0) (or (not (= |main_~#data~0.offset| 0)) (= 0 |main_~#data~0.offset|)) (forall ((%2 Int)) (! (= (store |#memory_$Pointer$.base| |main_~#data~0.base| (store (select |#memory_$Pointer$.base| |main_~#data~0.base|) 0 %2)) (store %0 |main_~#data~0.base| (store %1 0 %2))) :qid itp))) :qid itp)), 311#(and (= 0 |main_~#data~0.offset|) (= 1 (select |#valid| |main_#t~malloc0.base|))), 312#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) 0))) (= (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) |main_~#data~0.offset|) (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) 0))), 313#(= 1 (select |#valid| |main_#t~mem4.base|)), 314#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 15:10:43,319 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 15:10:43,319 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-13 15:10:43,320 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-13 15:10:43,320 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=23, Unknown=2, NotChecked=18, Total=56 [2018-04-13 15:10:43,320 INFO L87 Difference]: Start difference. First operand 32 states and 33 transitions. Second operand 8 states. [2018-04-13 15:10:43,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:43,419 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2018-04-13 15:10:43,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-13 15:10:43,420 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2018-04-13 15:10:43,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:43,420 INFO L225 Difference]: With dead ends: 31 [2018-04-13 15:10:43,420 INFO L226 Difference]: Without dead ends: 31 [2018-04-13 15:10:43,421 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=50, Unknown=4, NotChecked=30, Total=110 [2018-04-13 15:10:43,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-04-13 15:10:43,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2018-04-13 15:10:43,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-04-13 15:10:43,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 32 transitions. [2018-04-13 15:10:43,423 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 32 transitions. Word has length 17 [2018-04-13 15:10:43,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:43,424 INFO L459 AbstractCegarLoop]: Abstraction has 31 states and 32 transitions. [2018-04-13 15:10:43,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-13 15:10:43,424 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-04-13 15:10:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-13 15:10:43,424 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:43,424 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:43,424 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:43,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1418601277, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:43,427 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:43,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:10:43,507 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 15:10:43,533 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:10:43,533 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 15:10:43,533 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:10:43,534 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 15:10:43,534 INFO L182 omatonBuilderFactory]: Interpolants [384#false, 388#(= 0 |main_~#data~0.offset|), 389#(and (= |main_#t~mem1.offset| (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) |main_~#data~0.offset|) (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) 0))), 390#(or (and (not (= (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) 0) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) |main_~#data~0.offset|) (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) 0))) (= main_~ptr~0.offset 0)), 391#(or (= main_~ptr~0.offset 0) (not (= |main_#t~mem4.offset| 0))), 392#(= 0 main_~ptr~0.offset), 393#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 383#true] [2018-04-13 15:10:43,534 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 15:10:43,534 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-13 15:10:43,534 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-13 15:10:43,534 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-13 15:10:43,535 INFO L87 Difference]: Start difference. First operand 31 states and 32 transitions. Second operand 8 states. [2018-04-13 15:10:43,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:10:43,642 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2018-04-13 15:10:43,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 15:10:43,642 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2018-04-13 15:10:43,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:10:43,643 INFO L225 Difference]: With dead ends: 30 [2018-04-13 15:10:43,643 INFO L226 Difference]: Without dead ends: 30 [2018-04-13 15:10:43,643 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-04-13 15:10:43,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-04-13 15:10:43,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2018-04-13 15:10:43,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-04-13 15:10:43,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2018-04-13 15:10:43,645 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 20 [2018-04-13 15:10:43,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:10:43,646 INFO L459 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2018-04-13 15:10:43,646 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-13 15:10:43,646 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-04-13 15:10:43,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-13 15:10:43,646 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:10:43,646 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:10:43,647 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-13 15:10:43,647 INFO L82 PathProgramCache]: Analyzing trace with hash 1026966704, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:10:43,650 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:10:43,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-13 15:10:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-13 15:10:43,706 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-13 15:10:43,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.04 03:10:43 BoogieIcfgContainer [2018-04-13 15:10:43,726 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-13 15:10:43,726 INFO L168 Benchmark]: Toolchain (without parser) took 1941.35 ms. Allocated memory was 404.2 MB in the beginning and 597.7 MB in the end (delta: 193.5 MB). Free memory was 339.6 MB in the beginning and 481.4 MB in the end (delta: -141.8 MB). Peak memory consumption was 51.6 MB. Max. memory is 5.3 GB. [2018-04-13 15:10:43,728 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 404.2 MB. Free memory is still 364.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 15:10:43,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.28 ms. Allocated memory is still 404.2 MB. Free memory was 339.6 MB in the beginning and 315.8 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. [2018-04-13 15:10:43,728 INFO L168 Benchmark]: Boogie Preprocessor took 34.10 ms. Allocated memory is still 404.2 MB. Free memory was 315.8 MB in the beginning and 313.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-13 15:10:43,729 INFO L168 Benchmark]: RCFGBuilder took 343.84 ms. Allocated memory was 404.2 MB in the beginning and 597.7 MB in the end (delta: 193.5 MB). Free memory was 313.1 MB in the beginning and 535.4 MB in the end (delta: -222.3 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. [2018-04-13 15:10:43,729 INFO L168 Benchmark]: TraceAbstraction took 1328.11 ms. Allocated memory is still 597.7 MB. Free memory was 535.4 MB in the beginning and 481.4 MB in the end (delta: 54.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 5.3 GB. [2018-04-13 15:10:43,731 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 404.2 MB. Free memory is still 364.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 232.28 ms. Allocated memory is still 404.2 MB. Free memory was 339.6 MB in the beginning and 315.8 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 34.10 ms. Allocated memory is still 404.2 MB. Free memory was 315.8 MB in the beginning and 313.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 343.84 ms. Allocated memory was 404.2 MB in the beginning and 597.7 MB in the end (delta: 193.5 MB). Free memory was 313.1 MB in the beginning and 535.4 MB in the end (delta: -222.3 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1328.11 ms. Allocated memory is still 597.7 MB. Free memory was 535.4 MB in the beginning and 481.4 MB in the end (delta: 54.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 641]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L622-L629] FCALL union { void *p0; struct { char c[2]; int p1; int p2; } str; } data; VAL [data={11:0}] [L630] EXPR, FCALL malloc(37U) VAL [data={11:0}, malloc(37U)={8:0}] [L630] FCALL data.p0 = malloc(37U) VAL [data={11:0}, malloc(37U)={8:0}] [L631] EXPR, FCALL data.p0 VAL [data={11:0}, data.p0={8:0}, malloc(37U)={8:0}] [L631] void *ptr = data.p0; [L632] COND FALSE !(__VERIFIER_nondet_int()) [L635] FCALL data.str.p2 = 30 VAL [data={11:0}, malloc(37U)={8:0}, ptr={8:0}] [L637] EXPR, FCALL data.str.p2 VAL [data={11:0}, data.str.p2=30, malloc(37U)={8:0}, ptr={8:0}] [L637] COND FALSE !(25 > data.str.p2) [L640] EXPR, FCALL data.p0 VAL [data={11:0}, data.p0={8:0}, malloc(37U)={8:0}, ptr={8:0}] [L640] free(data.p0) VAL [data={11:0}, data.p0={8:0}, malloc(37U)={8:0}, ptr={8:0}] [L640] free(data.p0) VAL [data={11:0}, data.p0={8:0}, malloc(37U)={8:0}, ptr={8:0}] [L640] FCALL free(data.p0) VAL [data={11:0}, data.p0={8:0}, malloc(37U)={8:0}, ptr={8:0}] [L641] free(ptr) VAL [data={11:0}, malloc(37U)={8:0}, ptr={8:0}] [L641] free(ptr) VAL [data={11:0}, malloc(37U)={8:0}, ptr={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 50 locations, 19 error locations. UNSAFE Result, 1.2s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 106 SDtfs, 193 SDslu, 127 SDs, 0 SdLazy, 311 SolverSat, 24 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 64 ConstructedInterpolants, 5 QuantifiedInterpolants, 10873 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_1_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_15-10-43-739.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_1_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-13_15-10-43-739.csv Received shutdown request...