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/cstrpbrk_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-4cf2d92 [2018-03-28 12:00:55,634 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-03-28 12:00:55,636 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-03-28 12:00:55,652 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-03-28 12:00:55,653 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-03-28 12:00:55,701 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-03-28 12:00:55,702 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-03-28 12:00:55,704 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-03-28 12:00:55,706 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-03-28 12:00:55,707 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-03-28 12:00:55,708 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-03-28 12:00:55,708 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-03-28 12:00:55,709 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-03-28 12:00:55,710 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-03-28 12:00:55,711 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-03-28 12:00:55,713 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-03-28 12:00:55,716 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-03-28 12:00:55,718 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-03-28 12:00:55,719 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-03-28 12:00:55,720 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-03-28 12:00:55,723 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-03-28 12:00:55,723 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-03-28 12:00:55,724 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-03-28 12:00:55,725 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-03-28 12:00:55,726 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-03-28 12:00:55,727 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-03-28 12:00:55,727 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-03-28 12:00:55,728 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-03-28 12:00:55,729 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-03-28 12:00:55,730 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 12:00:55,755 INFO L110 SettingsManager]: Loading preferences was successful [2018-03-28 12:00:55,756 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-03-28 12:00:55,756 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-03-28 12:00:55,756 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-03-28 12:00:55,757 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-03-28 12:00:55,757 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-03-28 12:00:55,757 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-03-28 12:00:55,757 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-03-28 12:00:55,758 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-03-28 12:00:55,758 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-03-28 12:00:55,758 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-03-28 12:00:55,758 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-03-28 12:00:55,758 INFO L133 SettingsManager]: * sizeof long=4 [2018-03-28 12:00:55,759 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-03-28 12:00:55,759 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-03-28 12:00:55,759 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-03-28 12:00:55,759 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-03-28 12:00:55,759 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-03-28 12:00:55,759 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-03-28 12:00:55,759 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-03-28 12:00:55,760 INFO L133 SettingsManager]: * sizeof long double=12 [2018-03-28 12:00:55,760 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-03-28 12:00:55,760 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-03-28 12:00:55,760 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-03-28 12:00:55,760 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-03-28 12:00:55,760 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-03-28 12:00:55,761 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-03-28 12:00:55,761 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-03-28 12:00:55,761 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-03-28 12:00:55,761 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-03-28 12:00:55,761 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-03-28 12:00:55,761 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 12:00:55,762 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-03-28 12:00:55,762 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-03-28 12:00:55,763 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-03-28 12:00:55,763 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-03-28 12:00:55,763 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-03-28 12:00:55,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-03-28 12:00:55,807 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-03-28 12:00:55,811 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-03-28 12:00:55,812 INFO L271 PluginConnector]: Initializing CDTParser... [2018-03-28 12:00:55,812 INFO L276 PluginConnector]: CDTParser initialized [2018-03-28 12:00:55,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,093 INFO L228 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG2bbc5bc7f [2018-03-28 12:00:56,283 INFO L291 CDTParser]: IsIndexed: true [2018-03-28 12:00:56,283 INFO L292 CDTParser]: Found 1 translation units. [2018-03-28 12:00:56,283 INFO L171 CDTParser]: Scanning cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,294 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-03-28 12:00:56,294 INFO L215 ultiparseSymbolTable]: [2018-03-28 12:00:56,295 INFO L218 ultiparseSymbolTable]: Function table: [2018-03-28 12:00:56,295 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,295 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 [2018-03-28 12:00:56,295 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 [2018-03-28 12:00:56,295 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__ ('') in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,295 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 [2018-03-28 12:00:56,296 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-03-28 12:00:56,296 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,296 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__int32_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,296 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__ino_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,296 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fsfilcnt64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,296 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__fsfilcnt_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,296 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 [2018-03-28 12:00:56,296 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____mode_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____ssize_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____socklen_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__off_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____int8_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____timer_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__size_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____intptr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____u_short in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__mode_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__timer_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__key_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__caddr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____nlink_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____uid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_short in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____uint64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fsword_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__ssize_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____blkcnt64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__gid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__fd_set in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,299 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 [2018-03-28 12:00:56,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__uint in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__loff_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__nlink_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____useconds_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____dev_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fsblkcnt_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____rlim64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____blksize_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__id_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____qaddr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__time_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__dev_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____u_int in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,300 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 [2018-03-28 12:00:56,300 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 [2018-03-28 12:00:56,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____clock_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____blkcnt_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__int64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,300 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 [2018-03-28 12:00:56,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__register_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,301 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____daddr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,301 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 [2018-03-28 12:00:56,301 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fsfilcnt_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,301 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 [2018-03-28 12:00:56,301 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____uint8_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,301 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____key_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,301 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____time_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,301 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__int8_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,301 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__ldiv_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,302 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 [2018-03-28 12:00:56,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__ushort in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____int64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__daddr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____uint16_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__clock_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fsid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____quad_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____gid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____ino64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____int16_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____u_long in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_char in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____WAIT_STATUS in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,303 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 [2018-03-28 12:00:56,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____sigset_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____loff_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__fsid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,303 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 [2018-03-28 12:00:56,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__sigset_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__suseconds_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____ino_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____caddr_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_long in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,304 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 [2018-03-28 12:00:56,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____off_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__ulong in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__fd_mask in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__wchar_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____uint32_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fd_mask in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__blksize_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__lldiv_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__uid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__int16_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,305 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 [2018-03-28 12:00:56,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__div_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____clockid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__clockid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__fsblkcnt_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,306 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 [2018-03-28 12:00:56,306 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 [2018-03-28 12:00:56,306 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 [2018-03-28 12:00:56,306 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 [2018-03-28 12:00:56,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__pthread_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____id_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,307 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____int32_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,307 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 [2018-03-28 12:00:56,307 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__u_int in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,307 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____fsblkcnt64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,307 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____rlim_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,307 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__quad_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,307 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__blkcnt_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,307 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____pid_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,307 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 [2018-03-28 12:00:56,308 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 [2018-03-28 12:00:56,308 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____off64_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,308 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____suseconds_t in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,308 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 [2018-03-28 12:00:56,308 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 [2018-03-28 12:00:56,308 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 [2018-03-28 12:00:56,308 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____u_char in cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:56,326 INFO L334 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG2bbc5bc7f [2018-03-28 12:00:56,330 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-03-28 12:00:56,333 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-03-28 12:00:56,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-03-28 12:00:56,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-03-28 12:00:56,340 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-03-28 12:00:56,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:00:56" (1/1) ... [2018-03-28 12:00:56,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@372633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:56, skipping insertion in model container [2018-03-28 12:00:56,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:00:56" (1/1) ... [2018-03-28 12:00:56,359 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-28 12:00:56,390 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-28 12:00:56,564 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-28 12:00:56,615 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-28 12:00:56,622 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 113 non ball SCCs. Number of states in SCCs 113. [2018-03-28 12:00:56,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:56 WrapperNode [2018-03-28 12:00:56,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-03-28 12:00:56,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-03-28 12:00:56,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-03-28 12:00:56,673 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-03-28 12:00:56,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:56" (1/1) ... [2018-03-28 12:00:56,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:56" (1/1) ... [2018-03-28 12:00:56,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:56" (1/1) ... [2018-03-28 12:00:56,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:56" (1/1) ... [2018-03-28 12:00:56,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:56" (1/1) ... [2018-03-28 12:00:56,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:56" (1/1) ... [2018-03-28 12:00:56,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:56" (1/1) ... [2018-03-28 12:00:56,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-03-28 12:00:56,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-03-28 12:00:56,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-03-28 12:00:56,727 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-03-28 12:00:56,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:56" (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 12:00:56,860 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-03-28 12:00:56,860 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-03-28 12:00:56,860 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____bswap_32 [2018-03-28 12:00:56,860 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____bswap_64 [2018-03-28 12:00:56,861 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String [2018-03-28 12:00:56,861 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrpbrk [2018-03-28 12:00:56,861 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-03-28 12:00:56,861 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____bswap_32 [2018-03-28 12:00:56,861 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i____bswap_64 [2018-03-28 12:00:56,861 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-03-28 12:00:56,861 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-03-28 12:00:56,862 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-03-28 12:00:56,862 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-03-28 12:00:56,862 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-03-28 12:00:56,862 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-03-28 12:00:56,862 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-03-28 12:00:56,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-03-28 12:00:56,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-03-28 12:00:56,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-03-28 12:00:56,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-03-28 12:00:56,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-03-28 12:00:56,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-03-28 12:00:56,864 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-03-28 12:00:56,864 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-03-28 12:00:56,864 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-03-28 12:00:56,864 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-03-28 12:00:56,864 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-03-28 12:00:56,864 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-03-28 12:00:56,865 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-03-28 12:00:56,865 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-03-28 12:00:56,865 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-03-28 12:00:56,865 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-03-28 12:00:56,865 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-03-28 12:00:56,865 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-03-28 12:00:56,865 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-03-28 12:00:56,866 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-03-28 12:00:56,866 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-03-28 12:00:56,866 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-03-28 12:00:56,866 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-03-28 12:00:56,866 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-03-28 12:00:56,866 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-03-28 12:00:56,866 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-03-28 12:00:56,867 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-03-28 12:00:56,867 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-03-28 12:00:56,867 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-03-28 12:00:56,867 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-03-28 12:00:56,867 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-03-28 12:00:56,867 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-03-28 12:00:56,867 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-03-28 12:00:56,867 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-03-28 12:00:56,868 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-03-28 12:00:56,868 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-03-28 12:00:56,868 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-03-28 12:00:56,868 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-03-28 12:00:56,868 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-03-28 12:00:56,868 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-03-28 12:00:56,868 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-03-28 12:00:56,869 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-03-28 12:00:56,869 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-03-28 12:00:56,869 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-03-28 12:00:56,869 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-03-28 12:00:56,869 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-03-28 12:00:56,869 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-03-28 12:00:56,869 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-03-28 12:00:56,869 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-03-28 12:00:56,870 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-03-28 12:00:56,870 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-03-28 12:00:56,870 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-03-28 12:00:56,870 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-03-28 12:00:56,870 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-03-28 12:00:56,870 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-03-28 12:00:56,870 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-03-28 12:00:56,871 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-03-28 12:00:56,871 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-03-28 12:00:56,871 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-03-28 12:00:56,871 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-03-28 12:00:56,871 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-03-28 12:00:56,871 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-03-28 12:00:56,871 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-03-28 12:00:56,871 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-03-28 12:00:56,872 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-03-28 12:00:56,872 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-03-28 12:00:56,872 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-03-28 12:00:56,872 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-03-28 12:00:56,872 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-03-28 12:00:56,872 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-03-28 12:00:56,872 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-03-28 12:00:56,873 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-03-28 12:00:56,873 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-03-28 12:00:56,873 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-03-28 12:00:56,873 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-03-28 12:00:56,873 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-03-28 12:00:56,873 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-03-28 12:00:56,873 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-03-28 12:00:56,873 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-03-28 12:00:56,874 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-03-28 12:00:56,874 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-03-28 12:00:56,874 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-03-28 12:00:56,874 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-03-28 12:00:56,874 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-03-28 12:00:56,874 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-03-28 12:00:56,874 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-03-28 12:00:56,875 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-03-28 12:00:56,875 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-03-28 12:00:56,875 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-03-28 12:00:56,875 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-03-28 12:00:56,875 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-03-28 12:00:56,875 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-03-28 12:00:56,875 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-03-28 12:00:56,875 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-03-28 12:00:56,876 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String [2018-03-28 12:00:56,876 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-03-28 12:00:56,876 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-03-28 12:00:56,876 INFO L128 BoogieDeclarations]: Found specification of procedure cstrpbrk [2018-03-28 12:00:56,876 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-03-28 12:00:56,876 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-03-28 12:00:56,876 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-03-28 12:00:56,876 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-03-28 12:00:56,877 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-03-28 12:00:56,877 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-03-28 12:00:57,311 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-03-28 12:00:57,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:00:57 BoogieIcfgContainer [2018-03-28 12:00:57,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-03-28 12:00:57,312 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-03-28 12:00:57,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-03-28 12:00:57,315 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-03-28 12:00:57,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:00:56" (1/3) ... [2018-03-28 12:00:57,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a8b1330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:00:57, skipping insertion in model container [2018-03-28 12:00:57,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:00:56" (2/3) ... [2018-03-28 12:00:57,317 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a8b1330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:00:57, skipping insertion in model container [2018-03-28 12:00:57,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:00:57" (3/3) ... [2018-03-28 12:00:57,319 INFO L107 eAbstractionObserver]: Analyzing ICFG cstrpbrk_unsafe_false-valid-deref.i [2018-03-28 12:00:57,328 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-03-28 12:00:57,333 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 19 error locations. [2018-03-28 12:00:57,374 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-03-28 12:00:57,375 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-03-28 12:00:57,375 INFO L370 AbstractCegarLoop]: Hoare is true [2018-03-28 12:00:57,375 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-03-28 12:00:57,375 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-03-28 12:00:57,375 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-03-28 12:00:57,375 INFO L374 AbstractCegarLoop]: Difference is false [2018-03-28 12:00:57,375 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-03-28 12:00:57,375 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-03-28 12:00:57,376 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-03-28 12:00:57,388 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states. [2018-03-28 12:00:57,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-03-28 12:00:57,392 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:00:57,392 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:00:57,392 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]=== [2018-03-28 12:00:57,396 INFO L82 PathProgramCache]: Analyzing trace with hash 821572953, 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 12:00:57,406 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:00:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:00:57,439 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:00:57,475 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 12:00:57,477 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:00:57,483 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 12:00:57,483 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-28 12:00:57,504 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 12:00:57,504 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:00:57,514 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 12:00:57,537 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:00:57,538 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-03-28 12:00:57,539 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-03-28 12:00:57,549 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-03-28 12:00:57,550 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-03-28 12:00:57,551 INFO L87 Difference]: Start difference. First operand 100 states. Second operand 4 states. [2018-03-28 12:00:57,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:00:57,689 INFO L93 Difference]: Finished difference Result 168 states and 180 transitions. [2018-03-28 12:00:57,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-03-28 12:00:57,691 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-03-28 12:00:57,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:00:57,703 INFO L225 Difference]: With dead ends: 168 [2018-03-28 12:00:57,703 INFO L226 Difference]: Without dead ends: 96 [2018-03-28 12:00:57,707 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 12:00:57,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-03-28 12:00:57,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-03-28 12:00:57,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-03-28 12:00:57,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 101 transitions. [2018-03-28 12:00:57,754 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 101 transitions. Word has length 14 [2018-03-28 12:00:57,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:00:57,754 INFO L459 AbstractCegarLoop]: Abstraction has 96 states and 101 transitions. [2018-03-28 12:00:57,754 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-03-28 12:00:57,754 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 101 transitions. [2018-03-28 12:00:57,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-03-28 12:00:57,755 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:00:57,755 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:00:57,755 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]=== [2018-03-28 12:00:57,755 INFO L82 PathProgramCache]: Analyzing trace with hash 821572954, 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 12:00:57,764 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:00:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:00:57,778 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:00:57,791 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 12:00:57,792 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:00:57,797 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 12:00:57,797 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-03-28 12:00:57,818 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 12:00:57,819 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:00:57,856 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 12:00:57,878 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:00:57,878 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-03-28 12:00:57,880 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-03-28 12:00:57,880 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-03-28 12:00:57,880 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-03-28 12:00:57,880 INFO L87 Difference]: Start difference. First operand 96 states and 101 transitions. Second operand 7 states. [2018-03-28 12:00:58,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:00:58,031 INFO L93 Difference]: Finished difference Result 96 states and 101 transitions. [2018-03-28 12:00:58,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-03-28 12:00:58,032 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2018-03-28 12:00:58,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:00:58,034 INFO L225 Difference]: With dead ends: 96 [2018-03-28 12:00:58,034 INFO L226 Difference]: Without dead ends: 95 [2018-03-28 12:00:58,035 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 12:00:58,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-03-28 12:00:58,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-03-28 12:00:58,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-03-28 12:00:58,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 100 transitions. [2018-03-28 12:00:58,045 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 100 transitions. Word has length 14 [2018-03-28 12:00:58,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:00:58,046 INFO L459 AbstractCegarLoop]: Abstraction has 95 states and 100 transitions. [2018-03-28 12:00:58,046 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-03-28 12:00:58,046 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 100 transitions. [2018-03-28 12:00:58,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-03-28 12:00:58,047 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:00:58,047 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1] [2018-03-28 12:00:58,047 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]=== [2018-03-28 12:00:58,048 INFO L82 PathProgramCache]: Analyzing trace with hash -934448712, 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 12:00:58,055 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:00:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:00:58,096 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:00:58,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 12 treesize of output 11 [2018-03-28 12:00:58,248 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:00:58,254 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 12:00:58,254 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:11 [2018-03-28 12:00:58,316 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:00:58,316 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:00:58,613 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:00:58,635 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-03-28 12:00:58,636 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 15 [2018-03-28 12:00:58,636 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-03-28 12:00:58,636 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-03-28 12:00:58,636 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=187, Unknown=7, NotChecked=0, Total=240 [2018-03-28 12:00:58,637 INFO L87 Difference]: Start difference. First operand 95 states and 100 transitions. Second operand 16 states. [2018-03-28 12:00:59,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:00:59,256 INFO L93 Difference]: Finished difference Result 105 states and 111 transitions. [2018-03-28 12:00:59,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-03-28 12:00:59,256 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 41 [2018-03-28 12:00:59,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:00:59,258 INFO L225 Difference]: With dead ends: 105 [2018-03-28 12:00:59,258 INFO L226 Difference]: Without dead ends: 102 [2018-03-28 12:00:59,258 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 66 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=138, Invalid=503, Unknown=9, NotChecked=0, Total=650 [2018-03-28 12:00:59,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-03-28 12:00:59,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 95. [2018-03-28 12:00:59,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-03-28 12:00:59,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 101 transitions. [2018-03-28 12:00:59,268 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 101 transitions. Word has length 41 [2018-03-28 12:00:59,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:00:59,270 INFO L459 AbstractCegarLoop]: Abstraction has 95 states and 101 transitions. [2018-03-28 12:00:59,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-03-28 12:00:59,271 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 101 transitions. [2018-03-28 12:00:59,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-03-28 12:00:59,272 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:00:59,272 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1] [2018-03-28 12:00:59,273 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]=== [2018-03-28 12:00:59,273 INFO L82 PathProgramCache]: Analyzing trace with hash -934448711, 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 12:00:59,282 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:00:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:00:59,311 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:00:59,425 WARN L1033 $PredicateComparison]: unable to prove that (exists ((__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.base Int) (__U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~length~0 Int)) (and (= (store |c_old(#length)| __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.base __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~length~0) |c_#length|) (= 0 (select |c_old(#valid)| __U_MULTI_fcstrpbrk_unsafe_false_valid_deref_i__build_nondet_String_~nondetString~0.base)))) is different from true [2018-03-28 12:00:59,434 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 12:00:59,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17 [2018-03-28 12:00:59,437 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:00:59,447 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 12:00:59,447 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 12:00:59,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-03-28 12:00:59,449 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 12:00:59,455 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 12:00:59,455 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:27, output treesize:11 [2018-03-28 12:00:59,516 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2018-03-28 12:00:59,516 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:00:59,590 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2018-03-28 12:01:00,116 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 12:01:00,116 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 12:01:00,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 14 [2018-03-28 12:01:00,118 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:01:00,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2018-03-28 12:01:00,138 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 12:01:00,150 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 12:01:00,150 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 12:01:00,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2018-03-28 12:01:00,151 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-28 12:01:00,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2018-03-28 12:01:00,163 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 12:01:00,188 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 12:01:00,189 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 9 variables, input treesize:56, output treesize:7 [2018-03-28 12:01:00,207 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:01:00,229 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-03-28 12:01:00,229 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 21 [2018-03-28 12:01:00,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-03-28 12:01:00,229 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-03-28 12:01:00,229 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=373, Unknown=1, NotChecked=38, Total=462 [2018-03-28 12:01:00,230 INFO L87 Difference]: Start difference. First operand 95 states and 101 transitions. Second operand 22 states. [2018-03-28 12:01:01,564 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 56 DAG size of output 50 [2018-03-28 12:01:02,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:01:02,060 INFO L93 Difference]: Finished difference Result 96 states and 101 transitions. [2018-03-28 12:01:02,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-03-28 12:01:02,060 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 41 [2018-03-28 12:01:02,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:01:02,061 INFO L225 Difference]: With dead ends: 96 [2018-03-28 12:01:02,061 INFO L226 Difference]: Without dead ends: 94 [2018-03-28 12:01:02,062 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 59 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=151, Invalid=907, Unknown=2, NotChecked=62, Total=1122 [2018-03-28 12:01:02,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2018-03-28 12:01:02,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2018-03-28 12:01:02,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-03-28 12:01:02,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 99 transitions. [2018-03-28 12:01:02,069 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 99 transitions. Word has length 41 [2018-03-28 12:01:02,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:01:02,069 INFO L459 AbstractCegarLoop]: Abstraction has 94 states and 99 transitions. [2018-03-28 12:01:02,069 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-03-28 12:01:02,069 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 99 transitions. [2018-03-28 12:01:02,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-03-28 12:01:02,070 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:01:02,070 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:01:02,070 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]=== [2018-03-28 12:01:02,071 INFO L82 PathProgramCache]: Analyzing trace with hash 1345987387, 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 12:01:02,076 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:01:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-03-28 12:01:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-03-28 12:01:02,159 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-03-28 12:01:02,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:01:02 BoogieIcfgContainer [2018-03-28 12:01:02,193 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-03-28 12:01:02,194 INFO L168 Benchmark]: Toolchain (without parser) took 5863.57 ms. Allocated memory was 303.6 MB in the beginning and 519.0 MB in the end (delta: 215.5 MB). Free memory was 241.4 MB in the beginning and 408.9 MB in the end (delta: -167.5 MB). Peak memory consumption was 48.0 MB. Max. memory is 5.3 GB. [2018-03-28 12:01:02,195 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 303.6 MB. Free memory is still 265.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-03-28 12:01:02,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.42 ms. Allocated memory is still 303.6 MB. Free memory was 241.4 MB in the beginning and 216.9 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 5.3 GB. [2018-03-28 12:01:02,196 INFO L168 Benchmark]: Boogie Preprocessor took 53.79 ms. Allocated memory is still 303.6 MB. Free memory was 216.9 MB in the beginning and 213.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. [2018-03-28 12:01:02,196 INFO L168 Benchmark]: RCFGBuilder took 584.86 ms. Allocated memory was 303.6 MB in the beginning and 464.0 MB in the end (delta: 160.4 MB). Free memory was 213.9 MB in the beginning and 396.1 MB in the end (delta: -182.1 MB). Peak memory consumption was 21.4 MB. Max. memory is 5.3 GB. [2018-03-28 12:01:02,197 INFO L168 Benchmark]: TraceAbstraction took 4880.68 ms. Allocated memory was 464.0 MB in the beginning and 519.0 MB in the end (delta: 55.1 MB). Free memory was 396.1 MB in the beginning and 408.9 MB in the end (delta: -12.8 MB). Peak memory consumption was 42.2 MB. Max. memory is 5.3 GB. [2018-03-28 12:01:02,200 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 303.6 MB. Free memory is still 265.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 338.42 ms. Allocated memory is still 303.6 MB. Free memory was 241.4 MB in the beginning and 216.9 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 53.79 ms. Allocated memory is still 303.6 MB. Free memory was 216.9 MB in the beginning and 213.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 584.86 ms. Allocated memory was 303.6 MB in the beginning and 464.0 MB in the end (delta: 160.4 MB). Free memory was 213.9 MB in the beginning and 396.1 MB in the end (delta: -182.1 MB). Peak memory consumption was 21.4 MB. Max. memory is 5.3 GB. * TraceAbstraction took 4880.68 ms. Allocated memory was 464.0 MB in the beginning and 519.0 MB in the end (delta: 55.1 MB). Free memory was 396.1 MB in the beginning and 408.9 MB in the end (delta: -12.8 MB). Peak memory consumption was 42.2 MB. 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(); VAL [__VERIFIER_nondet_int()=1, length=1] [L542] COND FALSE !(length < 1) VAL [length=1] [L545] EXPR, FCALL malloc(length * sizeof(char)) VAL [length=1, malloc(length * sizeof(char))={7:0}] [L545] char* nondetString = (char*) malloc(length * sizeof(char)); VAL [length=1, malloc(length * sizeof(char))={7:0}, nondetString={7:0}] [L546] FCALL nondetString[length-1] = '\0' VAL [length=1, malloc(length * sizeof(char))={7:0}, nondetString={7:0}] [L547] RET return nondetString; VAL [\result={7:0}, length=1, malloc(length * sizeof(char))={7:0}, nondetString={7:0}] [L565] EXPR build_nondet_String() VAL [build_nondet_String()={7:0}] [L565] char* s1 = build_nondet_String(); VAL [build_nondet_String()={7:0}, s1={7:0}] [L566] CALL, EXPR build_nondet_String() [L541] int length = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=6284, length=6284] [L542] COND FALSE !(length < 1) VAL [length=6284] [L545] EXPR, FCALL malloc(length * sizeof(char)) VAL [length=6284, malloc(length * sizeof(char))={6:0}] [L545] char* nondetString = (char*) malloc(length * sizeof(char)); VAL [length=6284, malloc(length * sizeof(char))={6:0}, nondetString={6:0}] [L546] FCALL nondetString[length-1] = '\0' VAL [length=6284, malloc(length * sizeof(char))={6:0}, nondetString={6:0}] [L547] RET return nondetString; VAL [\result={6:0}, length=6284, malloc(length * sizeof(char))={6:0}, nondetString={6:0}] [L566] EXPR build_nondet_String() VAL [build_nondet_String()={6:0}, s1={7:0}] [L566] char* s2 = build_nondet_String(); VAL [build_nondet_String()={6:0}, s1={7:0}, s2={6:0}] [L567] CALL cstrpbrk(s1,s2) VAL [s1={7:0}, s2={6:0}] [L551] const char *sc1; VAL [s1={7:0}, s1={7:0}, s2={6:0}, s2={6:0}] [L552] const char *s; VAL [s1={7:0}, s1={7:0}, s2={6:0}, s2={6:0}] [L553] int c; VAL [s1={7:0}, s1={7:0}, s2={6:0}, s2={6:0}] [L554] sc1 = s1 VAL [s1={7:0}, s1={7:0}, s2={6:0}, s2={6:0}, sc1={7:0}] [L554] EXPR, FCALL \read(*sc1) VAL [\read(*sc1)=0, s1={7:0}, s1={7:0}, s2={6:0}, s2={6:0}, sc1={7:0}] [L554] COND FALSE !(*sc1 != '\0') VAL [\read(*sc1)=0, s1={7:0}, s1={7:0}, s2={6:0}, s2={6:0}, sc1={7:0}] [L562] RET return 0; VAL [\result={0:0}, s1={7:0}, s1={7:0}, s2={6:0}, s2={6:0}, sc1={7:0}] [L567] cstrpbrk(s1,s2) VAL [cstrpbrk(s1,s2)={0:0}, s1={7:0}, s2={6:0}] [L567] FCALL cstrpbrk(s1,s2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 110 locations, 19 error locations. UNSAFE Result, 4.8s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 2.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 344 SDtfs, 710 SDslu, 1101 SDs, 0 SdLazy, 1237 SolverSat, 43 SolverUnsat, 14 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 242 GetRequests, 172 SyntacticMatches, 5 SemanticMatches, 65 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred 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, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 157 NumberOfCodeBlocks, 157 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 212 ConstructedInterpolants, 34 QuantifiedInterpolants, 58054 SizeOfPredicates, 29 NumberOfNonLiveVariables, 384 ConjunctsInSsa, 75 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 22/40 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/cstrpbrk_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-03-28_12-01-02-210.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrpbrk_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-03-28_12-01-02-210.csv Received shutdown request...