java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrpbrk_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-12 02:23:32,080 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 02:23:32,081 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 02:23:32,090 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 02:23:32,090 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 02:23:32,091 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 02:23:32,091 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 02:23:32,093 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 02:23:32,094 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 02:23:32,094 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 02:23:32,095 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 02:23:32,095 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 02:23:32,096 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 02:23:32,096 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 02:23:32,097 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 02:23:32,098 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 02:23:32,100 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 02:23:32,101 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 02:23:32,101 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 02:23:32,102 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 02:23:32,103 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-12 02:23:32,104 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-12 02:23:32,104 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-12 02:23:32,104 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-12 02:23:32,105 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-12 02:23:32,106 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-12 02:23:32,106 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-12 02:23:32,107 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-12 02:23:32,108 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-04-12 02:23:32,109 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-04-12 02:23:32,132 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 02:23:32,133 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 02:23:32,133 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 02:23:32,134 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 02:23:32,134 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 02:23:32,134 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 02:23:32,134 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 02:23:32,134 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 02:23:32,135 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 02:23:32,135 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 02:23:32,135 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 02:23:32,135 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 02:23:32,135 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 02:23:32,135 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 02:23:32,136 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 02:23:32,136 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 02:23:32,136 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 02:23:32,136 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 02:23:32,136 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 02:23:32,136 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 02:23:32,137 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 02:23:32,137 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 02:23:32,166 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 02:23:32,176 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 02:23:32,180 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 02:23:32,181 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 02:23:32,181 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 02:23:32,182 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,478 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7ba5c092f [2018-04-12 02:23:32,646 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 02:23:32,646 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 02:23:32,647 INFO L168 CDTParser]: Scanning cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,653 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 02:23:32,653 INFO L215 ultiparseSymbolTable]: [2018-04-12 02:23:32,653 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 02:23:32,653 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____bswap_32 ('__bswap_32') in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____bswap_64 ('__bswap_64') in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,654 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__ ('') in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,654 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String ('build_nondet_String') in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,654 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 02:23:32,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__int32_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__ino_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fsfilcnt64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__fsfilcnt_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_int64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____mode_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____ssize_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____socklen_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__off_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____int8_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____timer_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__size_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____intptr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____u_short in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__mode_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__timer_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__key_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__caddr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____nlink_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____uid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_short in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____uint64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fsword_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__ssize_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____blkcnt64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__gid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__fd_set in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_rwlock_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__uint in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__loff_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__nlink_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____useconds_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____dev_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fsblkcnt_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____rlim64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____blksize_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__id_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____qaddr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__time_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__dev_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____u_int in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_key_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_condattr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____clock_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____blkcnt_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__int64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_mutex_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__register_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____daddr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____syscall_slong_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fsfilcnt_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_barrierattr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____uint8_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____key_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____time_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__int8_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__ldiv_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_quad_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__ushort in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____int64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__daddr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____uint16_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__clock_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fsid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____quad_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____gid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____ino64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____int16_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____u_long in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_char in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____WAIT_STATUS in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_int32_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____sigset_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____loff_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__fsid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_spinlock_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__sigset_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__suseconds_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____ino_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____caddr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_long in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_rwlockattr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____off_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__ulong in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__fd_mask in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__wchar_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____uint32_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fd_mask in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__blksize_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__lldiv_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__uid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__int16_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____sig_atomic_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__div_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____clockid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__clockid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__fsblkcnt_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____syscall_ulong_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_once_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_int8_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_int16_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____id_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____int32_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_cond_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_int in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fsblkcnt64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____rlim_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__quad_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__blkcnt_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____pid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____pthread_list_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_mutexattr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____off64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____suseconds_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_attr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____u_quad_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_barrier_t in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____u_char in cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:32,678 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7ba5c092f [2018-04-12 02:23:32,681 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 02:23:32,682 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 02:23:32,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 02:23:32,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 02:23:32,687 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 02:23:32,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 02:23:32" (1/1) ... [2018-04-12 02:23:32,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e3b12e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:23:32, skipping insertion in model container [2018-04-12 02:23:32,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 02:23:32" (1/1) ... [2018-04-12 02:23:32,701 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 02:23:32,723 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 02:23:32,849 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 02:23:32,883 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 02:23:32,888 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 113 non ball SCCs. Number of states in SCCs 113. [2018-04-12 02:23:32,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:23:32 WrapperNode [2018-04-12 02:23:32,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 02:23:32,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 02:23:32,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 02:23:32,919 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 02:23:32,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:23:32" (1/1) ... [2018-04-12 02:23:32,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:23:32" (1/1) ... [2018-04-12 02:23:32,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:23:32" (1/1) ... [2018-04-12 02:23:32,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:23:32" (1/1) ... [2018-04-12 02:23:32,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:23:32" (1/1) ... [2018-04-12 02:23:32,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:23:32" (1/1) ... [2018-04-12 02:23:32,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:23:32" (1/1) ... [2018-04-12 02:23:32,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 02:23:32,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 02:23:32,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 02:23:32,958 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 02:23:32,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:23:32" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 02:23:33,093 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 02:23:33,093 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 02:23:33,093 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____bswap_32 [2018-04-12 02:23:33,093 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____bswap_64 [2018-04-12 02:23:33,093 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String [2018-04-12 02:23:33,093 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrpbrk [2018-04-12 02:23:33,093 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 02:23:33,093 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____bswap_32 [2018-04-12 02:23:33,094 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____bswap_64 [2018-04-12 02:23:33,094 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 02:23:33,094 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 02:23:33,094 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 02:23:33,094 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 02:23:33,094 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 02:23:33,094 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 02:23:33,094 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 02:23:33,094 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 02:23:33,094 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 02:23:33,094 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 02:23:33,095 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 02:23:33,095 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 02:23:33,095 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 02:23:33,095 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 02:23:33,095 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 02:23:33,095 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 02:23:33,095 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 02:23:33,095 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 02:23:33,095 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 02:23:33,095 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 02:23:33,095 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 02:23:33,096 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 02:23:33,096 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 02:23:33,096 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 02:23:33,096 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 02:23:33,096 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 02:23:33,096 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 02:23:33,096 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 02:23:33,096 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 02:23:33,096 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 02:23:33,097 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 02:23:33,097 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 02:23:33,097 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 02:23:33,097 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 02:23:33,097 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 02:23:33,097 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 02:23:33,097 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 02:23:33,097 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 02:23:33,097 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 02:23:33,097 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 02:23:33,098 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 02:23:33,098 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 02:23:33,098 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 02:23:33,098 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 02:23:33,098 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 02:23:33,098 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 02:23:33,098 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 02:23:33,098 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 02:23:33,098 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 02:23:33,098 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 02:23:33,098 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 02:23:33,099 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 02:23:33,099 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 02:23:33,099 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 02:23:33,099 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 02:23:33,099 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 02:23:33,099 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 02:23:33,099 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 02:23:33,099 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 02:23:33,099 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 02:23:33,099 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 02:23:33,100 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 02:23:33,101 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 02:23:33,102 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 02:23:33,102 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 02:23:33,102 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 02:23:33,102 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 02:23:33,102 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 02:23:33,102 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 02:23:33,102 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 02:23:33,102 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 02:23:33,102 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 02:23:33,102 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 02:23:33,102 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 02:23:33,103 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String [2018-04-12 02:23:33,103 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 02:23:33,103 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 02:23:33,103 INFO L128 BoogieDeclarations]: Found specification of procedure cstrpbrk [2018-04-12 02:23:33,103 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 02:23:33,103 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 02:23:33,103 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 02:23:33,103 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 02:23:33,103 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 02:23:33,103 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 02:23:33,379 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 02:23:33,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 02:23:33 BoogieIcfgContainer [2018-04-12 02:23:33,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 02:23:33,380 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 02:23:33,380 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 02:23:33,382 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 02:23:33,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 02:23:32" (1/3) ... [2018-04-12 02:23:33,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a63f716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 02:23:33, skipping insertion in model container [2018-04-12 02:23:33,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 02:23:32" (2/3) ... [2018-04-12 02:23:33,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a63f716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 02:23:33, skipping insertion in model container [2018-04-12 02:23:33,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 02:23:33" (3/3) ... [2018-04-12 02:23:33,384 INFO L107 eAbstractionObserver]: Analyzing ICFG cstrpbrk_unsafe_false-valid-deref.i [2018-04-12 02:23:33,389 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-12 02:23:33,394 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 19 error locations. [2018-04-12 02:23:33,415 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 02:23:33,416 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 02:23:33,416 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 02:23:33,416 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-12 02:23:33,416 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-12 02:23:33,416 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 02:23:33,416 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 02:23:33,416 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 02:23:33,416 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 02:23:33,417 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 02:23:33,424 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2018-04-12 02:23:33,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-04-12 02:23:33,429 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:23:33,430 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:23:33,430 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_StringErr0RequiresViolation, __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_StringErr1RequiresViolation, cstrpbrkErr3RequiresViolation, cstrpbrkErr1RequiresViolation, cstrpbrkErr9RequiresViolation, cstrpbrkErr7RequiresViolation, cstrpbrkErr2RequiresViolation, cstrpbrkErr8RequiresViolation, cstrpbrkErr4RequiresViolation, cstrpbrkErr0RequiresViolation, cstrpbrkErr6RequiresViolation, cstrpbrkErr5RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr4AssertViolationMEMORY_FREE, mainErr2AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr3AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE]=== [2018-04-12 02:23:33,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1426442545, now seen corresponding path program 1 times [2018-04-12 02:23:33,465 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:23:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:23:33,498 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:23:33,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:23:33,551 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:23:33,551 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 02:23:33,552 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:23:33,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:23:33,553 INFO L182 omatonBuilderFactory]: Interpolants [72#true, 73#false, 74#(= 1 (select |#valid| |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#t~malloc3.base|)), 75#(= 1 (select |#valid| __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.base))] [2018-04-12 02:23:33,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:23:33,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 02:23:33,562 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 02:23:33,563 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 02:23:33,564 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 4 states. [2018-04-12 02:23:33,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:23:33,647 INFO L93 Difference]: Finished difference Result 68 states and 73 transitions. [2018-04-12 02:23:33,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 02:23:33,648 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2018-04-12 02:23:33,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:23:33,655 INFO L225 Difference]: With dead ends: 68 [2018-04-12 02:23:33,655 INFO L226 Difference]: Without dead ends: 65 [2018-04-12 02:23:33,656 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 02:23:33,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-04-12 02:23:33,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2018-04-12 02:23:33,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-04-12 02:23:33,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 70 transitions. [2018-04-12 02:23:33,685 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 70 transitions. Word has length 11 [2018-04-12 02:23:33,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:23:33,685 INFO L459 AbstractCegarLoop]: Abstraction has 65 states and 70 transitions. [2018-04-12 02:23:33,685 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 02:23:33,685 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2018-04-12 02:23:33,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-04-12 02:23:33,686 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:23:33,686 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:23:33,686 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_StringErr0RequiresViolation, __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_StringErr1RequiresViolation, cstrpbrkErr3RequiresViolation, cstrpbrkErr1RequiresViolation, cstrpbrkErr9RequiresViolation, cstrpbrkErr7RequiresViolation, cstrpbrkErr2RequiresViolation, cstrpbrkErr8RequiresViolation, cstrpbrkErr4RequiresViolation, cstrpbrkErr0RequiresViolation, cstrpbrkErr6RequiresViolation, cstrpbrkErr5RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr4AssertViolationMEMORY_FREE, mainErr2AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr3AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE]=== [2018-04-12 02:23:33,686 INFO L82 PathProgramCache]: Analyzing trace with hash 1426442546, now seen corresponding path program 1 times [2018-04-12 02:23:33,687 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:23:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:23:33,700 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:23:33,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:23:33,751 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 02:23:33,751 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 02:23:33,751 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:23:33,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:23:33,752 INFO L182 omatonBuilderFactory]: Interpolants [211#true, 212#false, 213#(<= 1 __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~length~0), 214#(and (<= 1 __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~length~0) (= 0 |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#t~malloc3.offset|) (= __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~length~0 (select |#length| |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#t~malloc3.base|))), 215#(and (= __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.offset 0) (<= 1 __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~length~0) (= __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~length~0 (select |#length| __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.base)))] [2018-04-12 02:23:33,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:23:33,753 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 02:23:33,753 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 02:23:33,753 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 02:23:33,753 INFO L87 Difference]: Start difference. First operand 65 states and 70 transitions. Second operand 5 states. [2018-04-12 02:23:33,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:23:33,774 INFO L93 Difference]: Finished difference Result 64 states and 69 transitions. [2018-04-12 02:23:33,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 02:23:33,775 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2018-04-12 02:23:33,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:23:33,775 INFO L225 Difference]: With dead ends: 64 [2018-04-12 02:23:33,775 INFO L226 Difference]: Without dead ends: 64 [2018-04-12 02:23:33,776 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-04-12 02:23:33,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2018-04-12 02:23:33,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2018-04-12 02:23:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2018-04-12 02:23:33,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 69 transitions. [2018-04-12 02:23:33,780 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 69 transitions. Word has length 11 [2018-04-12 02:23:33,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:23:33,780 INFO L459 AbstractCegarLoop]: Abstraction has 64 states and 69 transitions. [2018-04-12 02:23:33,780 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 02:23:33,780 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2018-04-12 02:23:33,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-12 02:23:33,781 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:23:33,781 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:23:33,781 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_StringErr0RequiresViolation, __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_StringErr1RequiresViolation, cstrpbrkErr3RequiresViolation, cstrpbrkErr1RequiresViolation, cstrpbrkErr9RequiresViolation, cstrpbrkErr7RequiresViolation, cstrpbrkErr2RequiresViolation, cstrpbrkErr8RequiresViolation, cstrpbrkErr4RequiresViolation, cstrpbrkErr0RequiresViolation, cstrpbrkErr6RequiresViolation, cstrpbrkErr5RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr4AssertViolationMEMORY_FREE, mainErr2AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr3AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE]=== [2018-04-12 02:23:33,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1384472549, now seen corresponding path program 1 times [2018-04-12 02:23:33,781 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:23:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:23:33,801 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:23:33,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:23:33,964 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 02:23:33,964 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-12 02:23:33,964 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:23:33,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:23:33,964 INFO L182 omatonBuilderFactory]: Interpolants [352#(= |#valid| |old(#valid)|), 353#(= |#valid| (store |old(#valid)| |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#t~malloc3.base| (select |#valid| |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#t~malloc3.base|))), 354#(and (or (= __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 355#(and (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 356#(= 1 (select |#valid| |cstrpbrk_#in~s1.base|)), 357#(= 1 (select |#valid| cstrpbrk_~sc1~0.base)), 346#true, 347#false, 348#(= 1 (select |#valid| __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.base)), 349#(= 1 (select |#valid| |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#res.base|)), 350#(= 1 (select |#valid| |main_#t~ret12.base|)), 351#(= 1 (select |#valid| main_~s1~0.base))] [2018-04-12 02:23:33,965 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:23:33,965 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-12 02:23:33,965 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-12 02:23:33,965 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-12 02:23:33,965 INFO L87 Difference]: Start difference. First operand 64 states and 69 transitions. Second operand 12 states. [2018-04-12 02:23:34,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:23:34,333 INFO L93 Difference]: Finished difference Result 61 states and 66 transitions. [2018-04-12 02:23:34,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-12 02:23:34,333 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 29 [2018-04-12 02:23:34,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:23:34,334 INFO L225 Difference]: With dead ends: 61 [2018-04-12 02:23:34,334 INFO L226 Difference]: Without dead ends: 61 [2018-04-12 02:23:34,335 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2018-04-12 02:23:34,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-12 02:23:34,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2018-04-12 02:23:34,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-04-12 02:23:34,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 66 transitions. [2018-04-12 02:23:34,339 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 66 transitions. Word has length 29 [2018-04-12 02:23:34,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:23:34,340 INFO L459 AbstractCegarLoop]: Abstraction has 61 states and 66 transitions. [2018-04-12 02:23:34,341 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-12 02:23:34,341 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2018-04-12 02:23:34,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-12 02:23:34,341 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:23:34,341 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:23:34,341 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_StringErr0RequiresViolation, __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_StringErr1RequiresViolation, cstrpbrkErr3RequiresViolation, cstrpbrkErr1RequiresViolation, cstrpbrkErr9RequiresViolation, cstrpbrkErr7RequiresViolation, cstrpbrkErr2RequiresViolation, cstrpbrkErr8RequiresViolation, cstrpbrkErr4RequiresViolation, cstrpbrkErr0RequiresViolation, cstrpbrkErr6RequiresViolation, cstrpbrkErr5RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr4AssertViolationMEMORY_FREE, mainErr2AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr3AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE]=== [2018-04-12 02:23:34,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1384472550, now seen corresponding path program 1 times [2018-04-12 02:23:34,342 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:23:34,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 02:23:34,359 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 02:23:34,505 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:23:34,505 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 02:23:34,506 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-12 02:23:34,506 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 02:23:34,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:23:34,506 INFO L182 omatonBuilderFactory]: Interpolants [496#true, 497#false, 498#(<= 1 __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~length~0), 499#(and (<= 1 __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~length~0) (= 0 |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#t~malloc3.offset|) (= __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~length~0 (select |#length| |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#t~malloc3.base|))), 500#(and (<= 1 __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~length~0) (= __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~length~0 (select |#length| __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.base)) (= 0 __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.offset)), 501#(and (<= 1 (select |#length| __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.base)) (= (select |#valid| __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.base) 1) (= 0 __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.offset)), 502#(and (= (select |#valid| |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#res.base|) 1) (= 0 |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#res.offset|) (<= 1 (select |#length| |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#res.base|))), 503#(and (= (select |#valid| |main_#t~ret12.base|) 1) (<= 1 (select |#length| |main_#t~ret12.base|)) (= 0 |main_#t~ret12.offset|)), 504#(and (<= 1 (select |#length| main_~s1~0.base)) (= 0 main_~s1~0.offset) (= (select |#valid| main_~s1~0.base) 1)), 505#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 506#(and (= (store |old(#length)| |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#t~malloc3.base| (select |#length| |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#t~malloc3.base|)) |#length|) (= 0 (select |old(#valid)| |__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_#t~malloc3.base|))), 507#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))), 508#(and (<= 1 (select |#length| main_~s1~0.base)) (= 0 main_~s1~0.offset)), 509#(and (= 0 |cstrpbrk_#in~s1.offset|) (<= 1 (select |#length| |cstrpbrk_#in~s1.base|))), 510#(and (= cstrpbrk_~sc1~0.offset 0) (<= 1 (select |#length| cstrpbrk_~sc1~0.base)))] [2018-04-12 02:23:34,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 02:23:34,506 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-12 02:23:34,507 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-12 02:23:34,507 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2018-04-12 02:23:34,507 INFO L87 Difference]: Start difference. First operand 61 states and 66 transitions. Second operand 15 states. [2018-04-12 02:23:34,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 02:23:34,898 INFO L93 Difference]: Finished difference Result 84 states and 93 transitions. [2018-04-12 02:23:34,898 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-12 02:23:34,898 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 29 [2018-04-12 02:23:34,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 02:23:34,900 INFO L225 Difference]: With dead ends: 84 [2018-04-12 02:23:34,900 INFO L226 Difference]: Without dead ends: 84 [2018-04-12 02:23:34,901 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=458, Unknown=0, NotChecked=0, Total=552 [2018-04-12 02:23:34,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-04-12 02:23:34,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 64. [2018-04-12 02:23:34,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2018-04-12 02:23:34,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 70 transitions. [2018-04-12 02:23:34,906 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 70 transitions. Word has length 29 [2018-04-12 02:23:34,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 02:23:34,906 INFO L459 AbstractCegarLoop]: Abstraction has 64 states and 70 transitions. [2018-04-12 02:23:34,906 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-12 02:23:34,906 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 70 transitions. [2018-04-12 02:23:34,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-12 02:23:34,907 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 02:23:34,907 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 02:23:34,911 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_StringErr0RequiresViolation, __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_StringErr1RequiresViolation, cstrpbrkErr3RequiresViolation, cstrpbrkErr1RequiresViolation, cstrpbrkErr9RequiresViolation, cstrpbrkErr7RequiresViolation, cstrpbrkErr2RequiresViolation, cstrpbrkErr8RequiresViolation, cstrpbrkErr4RequiresViolation, cstrpbrkErr0RequiresViolation, cstrpbrkErr6RequiresViolation, cstrpbrkErr5RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr4AssertViolationMEMORY_FREE, mainErr2AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr3AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE]=== [2018-04-12 02:23:34,911 INFO L82 PathProgramCache]: Analyzing trace with hash 465324831, now seen corresponding path program 1 times [2018-04-12 02:23:34,912 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 02:23:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 02:23:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 02:23:34,962 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-12 02:23:34,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 02:23:34 BoogieIcfgContainer [2018-04-12 02:23:34,988 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 02:23:34,989 INFO L168 Benchmark]: Toolchain (without parser) took 2307.90 ms. Allocated memory was 334.5 MB in the beginning and 518.5 MB in the end (delta: 184.0 MB). Free memory was 275.7 MB in the beginning and 469.5 MB in the end (delta: -193.7 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 02:23:34,990 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 334.5 MB. Free memory is still 305.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 02:23:34,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 235.42 ms. Allocated memory is still 334.5 MB. Free memory was 274.4 MB in the beginning and 250.0 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 5.3 GB. [2018-04-12 02:23:34,991 INFO L168 Benchmark]: Boogie Preprocessor took 39.01 ms. Allocated memory is still 334.5 MB. Free memory was 250.0 MB in the beginning and 247.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-12 02:23:34,991 INFO L168 Benchmark]: RCFGBuilder took 421.82 ms. Allocated memory was 334.5 MB in the beginning and 446.7 MB in the end (delta: 112.2 MB). Free memory was 247.3 MB in the beginning and 378.5 MB in the end (delta: -131.1 MB). Peak memory consumption was 32.3 MB. Max. memory is 5.3 GB. [2018-04-12 02:23:34,991 INFO L168 Benchmark]: TraceAbstraction took 1608.60 ms. Allocated memory was 446.7 MB in the beginning and 518.5 MB in the end (delta: 71.8 MB). Free memory was 378.5 MB in the beginning and 469.5 MB in the end (delta: -91.0 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 02:23:34,992 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 334.5 MB. Free memory is still 305.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 235.42 ms. Allocated memory is still 334.5 MB. Free memory was 274.4 MB in the beginning and 250.0 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 39.01 ms. Allocated memory is still 334.5 MB. Free memory was 250.0 MB in the beginning and 247.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 421.82 ms. Allocated memory was 334.5 MB in the beginning and 446.7 MB in the end (delta: 112.2 MB). Free memory was 247.3 MB in the beginning and 378.5 MB in the end (delta: -131.1 MB). Peak memory consumption was 32.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1608.60 ms. Allocated memory was 446.7 MB in the beginning and 518.5 MB in the end (delta: 71.8 MB). Free memory was 378.5 MB in the beginning and 469.5 MB in the end (delta: -91.0 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 567]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L565] CALL, EXPR build_nondet_String() [L541] int length = __VERIFIER_nondet_int(); [L542] COND TRUE length < 1 [L543] length = 1 VAL [length=1] [L545] EXPR, FCALL malloc(length * sizeof(char)) VAL [length=1, malloc(length * sizeof(char))={3:0}] [L545] char* nondetString = (char*) malloc(length * sizeof(char)); VAL [length=1, malloc(length * sizeof(char))={3:0}, nondetString={3:0}] [L546] FCALL nondetString[length-1] = '\0' VAL [length=1, malloc(length * sizeof(char))={3:0}, nondetString={3:0}] [L547] RET return nondetString; VAL [\result={3:0}, length=1, malloc(length * sizeof(char))={3:0}, nondetString={3:0}] [L565] EXPR build_nondet_String() VAL [build_nondet_String()={3:0}] [L565] char* s1 = build_nondet_String(); [L566] CALL, EXPR build_nondet_String() [L541] int length = __VERIFIER_nondet_int(); [L542] COND TRUE length < 1 [L543] length = 1 VAL [length=1] [L545] EXPR, FCALL malloc(length * sizeof(char)) VAL [length=1, malloc(length * sizeof(char))={4:0}] [L545] char* nondetString = (char*) malloc(length * sizeof(char)); VAL [length=1, malloc(length * sizeof(char))={4:0}, nondetString={4:0}] [L546] FCALL nondetString[length-1] = '\0' VAL [length=1, malloc(length * sizeof(char))={4:0}, nondetString={4:0}] [L547] RET return nondetString; VAL [\result={4:0}, length=1, malloc(length * sizeof(char))={4:0}, nondetString={4:0}] [L566] EXPR build_nondet_String() VAL [build_nondet_String()={4:0}, s1={3:0}] [L566] char* s2 = build_nondet_String(); [L567] CALL cstrpbrk(s1,s2) VAL [s1={3:0}, s2={4:0}] [L551] const char *sc1; [L552] const char *s; [L553] int c; [L554] sc1 = s1 VAL [s1={3:0}, s1={3:0}, s2={4:0}, s2={4:0}, sc1={3:0}] [L554] EXPR, FCALL \read(*sc1) VAL [\read(*sc1)=0, s1={3:0}, s1={3:0}, s2={4:0}, s2={4:0}, sc1={3:0}] [L554] COND FALSE !(*sc1 != '\0') [L562] RET return 0; VAL [\result={0:0}, s1={3:0}, s1={3:0}, s2={4:0}, s2={4:0}, sc1={3:0}] [L567] cstrpbrk(s1,s2) VAL [cstrpbrk(s1,s2)={0:0}, s1={3:0}, s2={4:0}] [L567] FCALL cstrpbrk(s1,s2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 75 locations, 19 error locations. UNSAFE Result, 1.5s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 209 SDtfs, 302 SDslu, 402 SDs, 0 SdLazy, 844 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 7/16 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, 20 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 76 ConstructedInterpolants, 0 QuantifiedInterpolants, 13148 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 7/16 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/cstrpbrk_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_02-23-34-997.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrpbrk_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_02-23-34-997.csv Received shutdown request...