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 -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrlen_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-4cf2d92 [2018-03-28 12:00:47,373 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-03-28 12:00:47,375 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-03-28 12:00:47,390 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-03-28 12:00:47,390 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-03-28 12:00:47,391 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-03-28 12:00:47,392 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-03-28 12:00:47,394 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-03-28 12:00:47,396 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-03-28 12:00:47,397 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-03-28 12:00:47,398 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-03-28 12:00:47,398 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-03-28 12:00:47,399 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-03-28 12:00:47,400 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-03-28 12:00:47,401 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-03-28 12:00:47,403 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-03-28 12:00:47,405 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-03-28 12:00:47,407 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-03-28 12:00:47,409 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-03-28 12:00:47,410 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-03-28 12:00:47,412 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-03-28 12:00:47,413 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-03-28 12:00:47,413 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-03-28 12:00:47,414 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-03-28 12:00:47,415 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-03-28 12:00:47,416 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-03-28 12:00:47,416 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-03-28 12:00:47,417 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-03-28 12:00:47,418 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-03-28 12:00:47,419 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-03-28 12:00:47,443 INFO L110 SettingsManager]: Loading preferences was successful [2018-03-28 12:00:47,444 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-03-28 12:00:47,444 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-03-28 12:00:47,444 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-03-28 12:00:47,445 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-03-28 12:00:47,445 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-03-28 12:00:47,445 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-03-28 12:00:47,446 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-03-28 12:00:47,446 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-03-28 12:00:47,446 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-03-28 12:00:47,446 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-03-28 12:00:47,447 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-03-28 12:00:47,447 INFO L133 SettingsManager]: * sizeof long=4 [2018-03-28 12:00:47,447 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-03-28 12:00:47,447 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-03-28 12:00:47,447 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-03-28 12:00:47,448 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-03-28 12:00:47,448 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-03-28 12:00:47,448 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-03-28 12:00:47,448 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-03-28 12:00:47,448 INFO L133 SettingsManager]: * sizeof long double=12 [2018-03-28 12:00:47,449 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-03-28 12:00:47,449 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-03-28 12:00:47,449 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-03-28 12:00:47,449 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-03-28 12:00:47,449 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-03-28 12:00:47,450 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-03-28 12:00:47,450 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-03-28 12:00:47,450 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-03-28 12:00:47,450 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-03-28 12:00:47,450 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-03-28 12:00:47,450 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 12:00:47,451 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-03-28 12:00:47,452 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-03-28 12:00:47,452 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-03-28 12:00:47,452 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-03-28 12:00:47,452 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-03-28 12:00:47,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-03-28 12:00:47,499 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-03-28 12:00:47,504 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-03-28 12:00:47,505 INFO L271 PluginConnector]: Initializing CDTParser... [2018-03-28 12:00:47,506 INFO L276 PluginConnector]: CDTParser initialized [2018-03-28 12:00:47,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:47,824 INFO L228 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG6add723a3 [2018-03-28 12:00:47,996 INFO L291 CDTParser]: IsIndexed: true [2018-03-28 12:00:47,997 INFO L292 CDTParser]: Found 1 translation units. [2018-03-28 12:00:47,997 INFO L171 CDTParser]: Scanning cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,007 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-03-28 12:00:48,007 INFO L215 ultiparseSymbolTable]: [2018-03-28 12:00:48,007 INFO L218 ultiparseSymbolTable]: Function table: [2018-03-28 12:00:48,007 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____bswap_32 ('__bswap_32') in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,007 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____bswap_64 ('__bswap_64') in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,008 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,008 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__ ('') in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,008 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_String ('build_nondet_String') in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,008 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-03-28 12:00:48,008 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__blkcnt_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,008 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____pthread_list_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,008 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_barrierattr_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__u_int32_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__sigset_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____int16_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____u_long in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__u_char in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__daddr_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____off_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____dev_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____fsid_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__blksize_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____ino64_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__u_long in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__clock_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__fd_set in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____ino_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_rwlockattr_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__fd_mask in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____caddr_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__ulong in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__fsid_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____u_short in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__int64_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____daddr_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____fsfilcnt_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__mode_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__suseconds_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____u_int in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____WAIT_STATUS in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____syscall_slong_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__dev_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_condattr_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____loff_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__time_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_rwlock_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____clock_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____blkcnt_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____qaddr_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____blksize_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____fsblkcnt_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__int8_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_key_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____fsfilcnt64_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____uint16_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____rlim64_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__u_quad_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__ldiv_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____useconds_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_mutex_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____uint8_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__ino_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__u_int64_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____time_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__loff_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____int64_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____key_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__ushort in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__timer_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____int8_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____nlink_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__register_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_once_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__off_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____ssize_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__nlink_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____fd_mask in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__fsfilcnt_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pid_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__int32_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____sig_atomic_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__id_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____mode_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____blkcnt64_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____fsword_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__u_short in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____uint64_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__uint in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____uid_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__gid_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__ssize_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__u_int16_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__quad_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__caddr_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_spinlock_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____rlim_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__clockid_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____clockid_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____sigset_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__key_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__u_int in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__fsblkcnt_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____timer_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____uint32_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__div_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____intptr_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____int32_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__u_int8_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_cond_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__size_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____quad_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__int16_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____syscall_ulong_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____gid_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____id_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__uid_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__wchar_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____socklen_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_attr_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__lldiv_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_mutexattr_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____pid_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____fsblkcnt64_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__pthread_barrier_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____u_char in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____u_quad_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____off64_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____suseconds_t in cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,038 INFO L334 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG6add723a3 [2018-03-28 12:00:48,043 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-03-28 12:00:48,046 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-03-28 12:00:48,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-03-28 12:00:48,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-03-28 12:00:48,052 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-03-28 12:00:48,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:00:48" (1/1) ... [2018-03-28 12:00:48,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d27cd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:48, skipping insertion in model container [2018-03-28 12:00:48,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:00:48" (1/1) ... [2018-03-28 12:00:48,068 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-28 12:00:48,099 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-28 12:00:48,271 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-28 12:00:48,324 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-28 12:00:48,331 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 113 non ball SCCs. Number of states in SCCs 113. [2018-03-28 12:00:48,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:48 WrapperNode [2018-03-28 12:00:48,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-03-28 12:00:48,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-03-28 12:00:48,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-03-28 12:00:48,383 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-03-28 12:00:48,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:48" (1/1) ... [2018-03-28 12:00:48,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:48" (1/1) ... [2018-03-28 12:00:48,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:48" (1/1) ... [2018-03-28 12:00:48,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:48" (1/1) ... [2018-03-28 12:00:48,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:48" (1/1) ... [2018-03-28 12:00:48,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:48" (1/1) ... [2018-03-28 12:00:48,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:48" (1/1) ... [2018-03-28 12:00:48,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-03-28 12:00:48,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-03-28 12:00:48,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-03-28 12:00:48,438 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-03-28 12:00:48,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:48" (1/1) ... No working directory specified, using /storage/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 [2018-03-28 12:00:48,579 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-03-28 12:00:48,579 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-03-28 12:00:48,579 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____bswap_32 [2018-03-28 12:00:48,579 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____bswap_64 [2018-03-28 12:00:48,579 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_String [2018-03-28 12:00:48,580 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrlen [2018-03-28 12:00:48,580 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-03-28 12:00:48,580 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____bswap_32 [2018-03-28 12:00:48,580 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrlen_unsafe_false_valid_deref_i____bswap_64 [2018-03-28 12:00:48,580 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-03-28 12:00:48,580 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-03-28 12:00:48,580 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-03-28 12:00:48,580 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-03-28 12:00:48,580 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-03-28 12:00:48,580 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-03-28 12:00:48,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-03-28 12:00:48,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-03-28 12:00:48,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-03-28 12:00:48,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-03-28 12:00:48,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-03-28 12:00:48,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-03-28 12:00:48,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-03-28 12:00:48,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-03-28 12:00:48,581 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-03-28 12:00:48,581 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-03-28 12:00:48,582 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-03-28 12:00:48,582 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-03-28 12:00:48,582 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-03-28 12:00:48,582 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-03-28 12:00:48,582 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-03-28 12:00:48,582 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-03-28 12:00:48,582 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-03-28 12:00:48,582 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-03-28 12:00:48,583 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-03-28 12:00:48,583 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-03-28 12:00:48,583 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-03-28 12:00:48,583 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-03-28 12:00:48,583 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-03-28 12:00:48,583 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-03-28 12:00:48,583 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-03-28 12:00:48,583 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-03-28 12:00:48,584 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-03-28 12:00:48,584 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-03-28 12:00:48,584 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-03-28 12:00:48,584 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-03-28 12:00:48,584 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-03-28 12:00:48,584 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-03-28 12:00:48,584 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-03-28 12:00:48,585 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-03-28 12:00:48,585 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-03-28 12:00:48,585 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-03-28 12:00:48,585 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-03-28 12:00:48,585 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-03-28 12:00:48,585 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-03-28 12:00:48,585 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-03-28 12:00:48,585 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-03-28 12:00:48,586 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-03-28 12:00:48,586 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-03-28 12:00:48,586 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-03-28 12:00:48,586 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-03-28 12:00:48,586 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-03-28 12:00:48,586 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-03-28 12:00:48,586 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-03-28 12:00:48,587 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-03-28 12:00:48,587 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-03-28 12:00:48,587 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-03-28 12:00:48,587 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-03-28 12:00:48,587 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-03-28 12:00:48,587 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-03-28 12:00:48,587 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-03-28 12:00:48,587 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-03-28 12:00:48,588 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-03-28 12:00:48,588 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-03-28 12:00:48,588 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-03-28 12:00:48,588 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-03-28 12:00:48,588 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-03-28 12:00:48,588 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-03-28 12:00:48,588 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-03-28 12:00:48,589 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-03-28 12:00:48,589 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-03-28 12:00:48,589 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-03-28 12:00:48,589 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-03-28 12:00:48,589 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-03-28 12:00:48,589 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-03-28 12:00:48,589 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-03-28 12:00:48,589 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-03-28 12:00:48,590 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-03-28 12:00:48,590 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-03-28 12:00:48,590 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-03-28 12:00:48,590 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-03-28 12:00:48,590 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-03-28 12:00:48,590 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-03-28 12:00:48,590 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-03-28 12:00:48,590 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-03-28 12:00:48,591 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-03-28 12:00:48,591 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-03-28 12:00:48,591 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-03-28 12:00:48,591 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-03-28 12:00:48,591 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-03-28 12:00:48,591 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-03-28 12:00:48,591 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-03-28 12:00:48,592 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-03-28 12:00:48,592 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-03-28 12:00:48,592 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-03-28 12:00:48,592 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-03-28 12:00:48,592 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-03-28 12:00:48,592 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-03-28 12:00:48,592 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-03-28 12:00:48,592 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-03-28 12:00:48,593 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-03-28 12:00:48,593 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_String [2018-03-28 12:00:48,593 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-03-28 12:00:48,593 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-03-28 12:00:48,593 INFO L128 BoogieDeclarations]: Found specification of procedure cstrlen [2018-03-28 12:00:48,593 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-03-28 12:00:48,593 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-03-28 12:00:48,593 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-03-28 12:00:48,594 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-03-28 12:00:48,594 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-03-28 12:00:48,594 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-03-28 12:00:48,927 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-03-28 12:00:48,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:00:48 BoogieIcfgContainer [2018-03-28 12:00:48,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-03-28 12:00:48,929 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-03-28 12:00:48,929 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-03-28 12:00:48,931 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-03-28 12:00:48,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:00:48" (1/3) ... [2018-03-28 12:00:48,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@185053b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:00:48, skipping insertion in model container [2018-03-28 12:00:48,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:48" (2/3) ... [2018-03-28 12:00:48,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@185053b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:00:48, skipping insertion in model container [2018-03-28 12:00:48,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:00:48" (3/3) ... [2018-03-28 12:00:48,934 INFO L107 eAbstractionObserver]: Analyzing ICFG cstrlen_unsafe_false-valid-deref.i [2018-03-28 12:00:48,941 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-03-28 12:00:48,947 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2018-03-28 12:00:48,991 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-03-28 12:00:48,992 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-03-28 12:00:48,992 INFO L370 AbstractCegarLoop]: Hoare is true [2018-03-28 12:00:48,992 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-03-28 12:00:48,992 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-03-28 12:00:48,992 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-03-28 12:00:48,992 INFO L374 AbstractCegarLoop]: Difference is false [2018-03-28 12:00:48,992 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-03-28 12:00:48,992 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-03-28 12:00:48,993 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-03-28 12:00:49,005 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states. [2018-03-28 12:00:49,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-03-28 12:00:49,010 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:00:49,011 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:00:49,011 INFO L408 AbstractCegarLoop]: === Iteration 1 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1AssertViolationMEMORY_FREE, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationMEMORY_FREE, __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_StringErr0RequiresViolation, __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_StringErr1RequiresViolation]=== [2018-03-28 12:00:49,015 INFO L82 PathProgramCache]: Analyzing trace with hash 2027579179, now seen corresponding path program 1 times No working directory specified, using /storage/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 [2018-03-28 12:00:49,031 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:00:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:00:49,069 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:00:49,111 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 6 treesize of output 5 [2018-03-28 12:00:49,113 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:00:49,118 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 12:00:49,119 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-28 12:00:49,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:00:49,142 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:00:49,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:00:49,173 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:00:49,173 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-03-28 12:00:49,175 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-03-28 12:00:49,185 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-03-28 12:00:49,185 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-03-28 12:00:49,187 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 4 states. [2018-03-28 12:00:49,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:00:49,271 INFO L93 Difference]: Finished difference Result 67 states and 68 transitions. [2018-03-28 12:00:49,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-03-28 12:00:49,273 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-03-28 12:00:49,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:00:49,284 INFO L225 Difference]: With dead ends: 67 [2018-03-28 12:00:49,284 INFO L226 Difference]: Without dead ends: 46 [2018-03-28 12:00:49,287 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-03-28 12:00:49,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-03-28 12:00:49,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2018-03-28 12:00:49,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-03-28 12:00:49,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 47 transitions. [2018-03-28 12:00:49,329 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 47 transitions. Word has length 14 [2018-03-28 12:00:49,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:00:49,330 INFO L459 AbstractCegarLoop]: Abstraction has 46 states and 47 transitions. [2018-03-28 12:00:49,330 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-03-28 12:00:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-03-28 12:00:49,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-03-28 12:00:49,331 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:00:49,331 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:00:49,331 INFO L408 AbstractCegarLoop]: === Iteration 2 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1AssertViolationMEMORY_FREE, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationMEMORY_FREE, __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_StringErr0RequiresViolation, __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_StringErr1RequiresViolation]=== [2018-03-28 12:00:49,332 INFO L82 PathProgramCache]: Analyzing trace with hash 2027579180, now seen corresponding path program 1 times No working directory specified, using /storage/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 [2018-03-28 12:00:49,344 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:00:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:00:49,363 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:00:49,384 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 6 treesize of output 5 [2018-03-28 12:00:49,384 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:00:49,390 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 12:00:49,390 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-03-28 12:00:49,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:00:49,434 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:00:49,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:00:49,492 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:00:49,492 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-03-28 12:00:49,493 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-03-28 12:00:49,494 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-03-28 12:00:49,494 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-03-28 12:00:49,494 INFO L87 Difference]: Start difference. First operand 46 states and 47 transitions. Second operand 7 states. [2018-03-28 12:00:49,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:00:49,535 INFO L93 Difference]: Finished difference Result 46 states and 47 transitions. [2018-03-28 12:00:49,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-03-28 12:00:49,536 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2018-03-28 12:00:49,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:00:49,537 INFO L225 Difference]: With dead ends: 46 [2018-03-28 12:00:49,537 INFO L226 Difference]: Without dead ends: 45 [2018-03-28 12:00:49,538 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-03-28 12:00:49,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-03-28 12:00:49,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2018-03-28 12:00:49,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-03-28 12:00:49,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 46 transitions. [2018-03-28 12:00:49,542 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 46 transitions. Word has length 14 [2018-03-28 12:00:49,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:00:49,542 INFO L459 AbstractCegarLoop]: Abstraction has 45 states and 46 transitions. [2018-03-28 12:00:49,542 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-03-28 12:00:49,542 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-03-28 12:00:49,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-03-28 12:00:49,543 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:00:49,543 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:00:49,543 INFO L408 AbstractCegarLoop]: === Iteration 3 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1AssertViolationMEMORY_FREE, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationMEMORY_FREE, __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_StringErr0RequiresViolation, __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_StringErr1RequiresViolation]=== [2018-03-28 12:00:49,544 INFO L82 PathProgramCache]: Analyzing trace with hash -73667089, now seen corresponding path program 1 times No working directory specified, using /storage/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 [2018-03-28 12:00:49,549 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:00:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:00:49,575 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:00:49,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:00:49,634 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:00:49,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:00:49,698 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:00:49,699 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 8 [2018-03-28 12:00:49,699 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-03-28 12:00:49,699 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-03-28 12:00:49,699 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-03-28 12:00:49,699 INFO L87 Difference]: Start difference. First operand 45 states and 46 transitions. Second operand 9 states. [2018-03-28 12:00:49,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:00:49,879 INFO L93 Difference]: Finished difference Result 45 states and 46 transitions. [2018-03-28 12:00:49,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-03-28 12:00:49,879 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 24 [2018-03-28 12:00:49,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:00:49,880 INFO L225 Difference]: With dead ends: 45 [2018-03-28 12:00:49,881 INFO L226 Difference]: Without dead ends: 43 [2018-03-28 12:00:49,881 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-03-28 12:00:49,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-03-28 12:00:49,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2018-03-28 12:00:49,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-03-28 12:00:49,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 44 transitions. [2018-03-28 12:00:49,891 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 44 transitions. Word has length 24 [2018-03-28 12:00:49,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:00:49,891 INFO L459 AbstractCegarLoop]: Abstraction has 43 states and 44 transitions. [2018-03-28 12:00:49,891 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-03-28 12:00:49,891 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-03-28 12:00:49,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-03-28 12:00:49,892 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:00:49,893 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:00:49,893 INFO L408 AbstractCegarLoop]: === Iteration 4 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1AssertViolationMEMORY_FREE, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationMEMORY_FREE, __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_StringErr0RequiresViolation, __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_StringErr1RequiresViolation]=== [2018-03-28 12:00:49,893 INFO L82 PathProgramCache]: Analyzing trace with hash -73667088, now seen corresponding path program 1 times No working directory specified, using /storage/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 [2018-03-28 12:00:49,921 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:00:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:00:49,940 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:00:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:00:50,108 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:00:50,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-03-28 12:00:50,200 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:00:50,215 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-03-28 12:00:50,216 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 12:00:50,219 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 12:00:50,219 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-03-28 12:00:50,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:00:50,254 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:00:50,255 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 11 [2018-03-28 12:00:50,255 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-03-28 12:00:50,256 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-03-28 12:00:50,256 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-03-28 12:00:50,256 INFO L87 Difference]: Start difference. First operand 43 states and 44 transitions. Second operand 12 states. [2018-03-28 12:00:50,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:00:50,582 INFO L93 Difference]: Finished difference Result 46 states and 47 transitions. [2018-03-28 12:00:50,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-03-28 12:00:50,583 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 24 [2018-03-28 12:00:50,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:00:50,585 INFO L225 Difference]: With dead ends: 46 [2018-03-28 12:00:50,585 INFO L226 Difference]: Without dead ends: 45 [2018-03-28 12:00:50,585 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 35 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2018-03-28 12:00:50,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-03-28 12:00:50,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2018-03-28 12:00:50,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-03-28 12:00:50,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 46 transitions. [2018-03-28 12:00:50,592 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 46 transitions. Word has length 24 [2018-03-28 12:00:50,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:00:50,592 INFO L459 AbstractCegarLoop]: Abstraction has 45 states and 46 transitions. [2018-03-28 12:00:50,592 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-03-28 12:00:50,593 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-03-28 12:00:50,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-03-28 12:00:50,594 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:00:50,594 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:00:50,594 INFO L408 AbstractCegarLoop]: === Iteration 5 === [cstrlenErr1RequiresViolation, cstrlenErr0RequiresViolation, mainErr1AssertViolationMEMORY_FREE, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationMEMORY_FREE, __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_StringErr0RequiresViolation, __U_MULTI_fcstrlen_unsafe_false_valid_deref_i__build_nondet_StringErr1RequiresViolation]=== [2018-03-28 12:00:50,594 INFO L82 PathProgramCache]: Analyzing trace with hash 306648928, now seen corresponding path program 1 times No working directory specified, using /storage/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 [2018-03-28 12:00:50,602 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:00:50,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-03-28 12:00:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-03-28 12:00:50,667 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-03-28 12:00:50,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:00:50 BoogieIcfgContainer [2018-03-28 12:00:50,698 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-03-28 12:00:50,699 INFO L168 Benchmark]: Toolchain (without parser) took 2655.79 ms. Allocated memory was 297.3 MB in the beginning and 478.2 MB in the end (delta: 180.9 MB). Free memory was 235.2 MB in the beginning and 364.3 MB in the end (delta: -129.1 MB). Peak memory consumption was 51.8 MB. Max. memory is 5.3 GB. [2018-03-28 12:00:50,701 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 297.3 MB. Free memory is still 259.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-03-28 12:00:50,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.16 ms. Allocated memory is still 297.3 MB. Free memory was 235.2 MB in the beginning and 211.1 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 5.3 GB. [2018-03-28 12:00:50,702 INFO L168 Benchmark]: Boogie Preprocessor took 54.54 ms. Allocated memory is still 297.3 MB. Free memory was 211.1 MB in the beginning and 209.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-03-28 12:00:50,702 INFO L168 Benchmark]: RCFGBuilder took 490.74 ms. Allocated memory was 297.3 MB in the beginning and 449.8 MB in the end (delta: 152.6 MB). Free memory was 209.1 MB in the beginning and 388.7 MB in the end (delta: -179.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 5.3 GB. [2018-03-28 12:00:50,703 INFO L168 Benchmark]: TraceAbstraction took 1769.56 ms. Allocated memory was 449.8 MB in the beginning and 478.2 MB in the end (delta: 28.3 MB). Free memory was 388.7 MB in the beginning and 364.3 MB in the end (delta: 24.4 MB). Peak memory consumption was 52.7 MB. Max. memory is 5.3 GB. [2018-03-28 12:00:50,706 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 297.3 MB. Free memory is still 259.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 335.16 ms. Allocated memory is still 297.3 MB. Free memory was 235.2 MB in the beginning and 211.1 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 54.54 ms. Allocated memory is still 297.3 MB. Free memory was 211.1 MB in the beginning and 209.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 490.74 ms. Allocated memory was 297.3 MB in the beginning and 449.8 MB in the end (delta: 152.6 MB). Free memory was 209.1 MB in the beginning and 388.7 MB in the end (delta: -179.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1769.56 ms. Allocated memory was 449.8 MB in the beginning and 478.2 MB in the end (delta: 28.3 MB). Free memory was 388.7 MB in the beginning and 364.3 MB in the end (delta: 24.4 MB). Peak memory consumption was 52.7 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 552]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L557] CALL, EXPR build_nondet_String() [L541] int length = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=2, length=2] [L542] COND FALSE !(length < 1) VAL [length=2] [L545] EXPR, FCALL malloc(length * sizeof(char)) VAL [length=2, malloc(length * sizeof(char))={8:0}] [L545] char* nondetString = (char*) malloc(length * sizeof(char)); VAL [length=2, malloc(length * sizeof(char))={8:0}, nondetString={8:0}] [L546] FCALL nondetString[length-1] = '\0' VAL [length=2, malloc(length * sizeof(char))={8:0}, nondetString={8:0}] [L547] RET return nondetString; VAL [\result={8:0}, length=2, malloc(length * sizeof(char))={8:0}, nondetString={8:0}] [L557] EXPR build_nondet_String() VAL [build_nondet_String()={8:0}] [L557] char* p = build_nondet_String(); VAL [build_nondet_String()={8:0}, p={8:0}] [L558] CALL cstrlen(p) VAL [s={8:0}] [L551] const char *p = s; VAL [p={8:0}, s={8:0}, s={8:0}] [L552] EXPR, FCALL \read(*p) VAL [\read(*p)=6, p={8:0}, s={8:0}, s={8:0}] [L552] COND TRUE *p != '\0' VAL [\read(*p)=6, p={8:0}, s={8:0}, s={8:0}] [L553] p = p+2 VAL [p={8:2}, s={8:0}, s={8:0}] [L552] FCALL \read(*p) - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 60 locations, 7 error locations. UNSAFE Result, 1.7s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 153 SDtfs, 116 SDslu, 566 SDs, 0 SdLazy, 270 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 160 GetRequests, 122 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.5s 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 144 ConstructedInterpolants, 0 QuantifiedInterpolants, 10734 SizeOfPredicates, 22 NumberOfNonLiveVariables, 276 ConjunctsInSsa, 57 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrlen_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-03-28_12-00-50-718.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrlen_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-03-28_12-00-50-718.csv Received shutdown request...