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_NoArray.epf -i ../../../trunk/examples/svcomp/array-memsafety/stroeder2-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 04:54:05,564 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 04:54:05,565 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 04:54:05,577 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 04:54:05,577 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 04:54:05,578 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 04:54:05,579 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 04:54:05,580 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 04:54:05,582 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 04:54:05,582 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 04:54:05,583 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 04:54:05,583 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 04:54:05,584 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 04:54:05,585 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 04:54:05,586 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 04:54:05,587 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 04:54:05,589 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 04:54:05,590 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 04:54:05,591 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 04:54:05,592 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 04:54:05,594 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-13 04:54:05,599 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_NoArray.epf [2018-04-13 04:54:05,609 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 04:54:05,609 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 04:54:05,610 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 04:54:05,610 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 04:54:05,610 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 04:54:05,610 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 04:54:05,611 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 04:54:05,611 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 04:54:05,611 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 04:54:05,611 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 04:54:05,611 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 04:54:05,611 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 04:54:05,611 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 04:54:05,612 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 04:54:05,612 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 04:54:05,612 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 04:54:05,612 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 04:54:05,612 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 04:54:05,612 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 04:54:05,612 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 04:54:05,613 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 04:54:05,613 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-13 04:54:05,613 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-13 04:54:05,613 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-13 04:54:05,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 04:54:05,652 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 04:54:05,655 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 04:54:05,657 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 04:54:05,657 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 04:54:05,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:05,946 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGf3970378a [2018-04-13 04:54:06,063 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 04:54:06,064 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 04:54:06,064 INFO L168 CDTParser]: Scanning stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,071 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 04:54:06,071 INFO L215 ultiparseSymbolTable]: [2018-04-13 04:54:06,071 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 04:54:06,071 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,071 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytes ('sumOfThirdBytes') in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,072 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,072 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,072 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 04:54:06,072 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____intptr_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,072 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____ssize_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,072 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__size_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,072 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____time_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,072 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__int8_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,072 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____u_short in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,072 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,072 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__ino_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,072 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pid_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____socklen_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__ldiv_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__key_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__mode_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__int32_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____rlim_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__div_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__caddr_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__gid_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__u_short in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__off_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__time_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____uint32_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_once_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,073 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____mode_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__blksize_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____int64_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____dev_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__u_quad_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_key_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__register_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____caddr_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__fd_set in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____useconds_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____daddr_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____key_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____clock_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__fsid_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____int8_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,074 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____uint8_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__loff_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__int64_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__u_int64_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____rlim64_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____qaddr_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____blksize_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____uint16_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__u_long in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____ino64_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____ino_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____pid_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____u_quad_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,075 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____fsid_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____quad_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__ushort in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____loff_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__daddr_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__clock_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__suseconds_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__fd_mask in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____off_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____u_long in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____clockid_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__ulong in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__quad_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__u_int16_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__u_char in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,076 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__blkcnt_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,077 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____u_int in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,077 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____sigset_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,077 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____blkcnt_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,077 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____int16_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,077 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__dev_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,077 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sigset_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,077 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,077 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__id_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,077 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,077 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__int16_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,077 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,078 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____fd_mask in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,078 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__nlink_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,078 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,078 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____uid_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,078 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____u_char in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,078 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__uint in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,078 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____off64_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,078 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__ssize_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,078 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____fsword_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,078 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__lldiv_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,078 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__uid_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,079 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____pthread_list_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,079 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__wchar_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,079 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____uint64_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,079 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,079 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__clockid_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,079 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____int32_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,079 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____nlink_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,079 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__timer_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,079 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__u_int8_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,079 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__u_int32_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,079 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____suseconds_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,080 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,080 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____id_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,080 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,080 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__u_int in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,080 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,080 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____gid_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,080 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____timer_t in stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,094 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGf3970378a [2018-04-13 04:54:06,097 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 04:54:06,098 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 04:54:06,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 04:54:06,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 04:54:06,103 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 04:54:06,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 04:54:06" (1/1) ... [2018-04-13 04:54:06,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bd6297c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 04:54:06, skipping insertion in model container [2018-04-13 04:54:06,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 04:54:06" (1/1) ... [2018-04-13 04:54:06,123 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 04:54:06,146 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 04:54:06,289 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 04:54:06,325 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 04:54:06,331 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-13 04:54:06,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 04:54:06 WrapperNode [2018-04-13 04:54:06,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 04:54:06,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 04:54:06,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 04:54:06,363 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 04:54:06,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 04:54:06" (1/1) ... [2018-04-13 04:54:06,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 04:54:06" (1/1) ... [2018-04-13 04:54:06,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 04:54:06" (1/1) ... [2018-04-13 04:54:06,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 04:54:06" (1/1) ... [2018-04-13 04:54:06,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 04:54:06" (1/1) ... [2018-04-13 04:54:06,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 04:54:06" (1/1) ... [2018-04-13 04:54:06,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 04:54:06" (1/1) ... [2018-04-13 04:54:06,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 04:54:06,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 04:54:06,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 04:54:06,401 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 04:54:06,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 04:54:06" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 04:54:06,501 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 04:54:06,501 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 04:54:06,502 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-13 04:54:06,502 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-13 04:54:06,502 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytes [2018-04-13 04:54:06,502 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 04:54:06,502 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-13 04:54:06,502 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-13 04:54:06,502 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 04:54:06,502 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 04:54:06,502 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 04:54:06,503 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 04:54:06,503 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 04:54:06,503 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 04:54:06,503 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 04:54:06,503 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 04:54:06,503 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 04:54:06,503 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 04:54:06,503 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 04:54:06,503 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 04:54:06,503 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 04:54:06,504 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 04:54:06,504 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 04:54:06,504 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 04:54:06,504 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 04:54:06,504 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 04:54:06,504 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 04:54:06,504 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 04:54:06,504 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 04:54:06,504 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 04:54:06,504 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 04:54:06,505 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 04:54:06,505 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 04:54:06,505 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 04:54:06,505 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 04:54:06,505 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 04:54:06,505 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 04:54:06,505 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 04:54:06,505 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 04:54:06,505 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 04:54:06,505 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 04:54:06,505 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 04:54:06,506 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 04:54:06,506 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 04:54:06,506 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 04:54:06,506 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 04:54:06,506 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 04:54:06,506 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 04:54:06,506 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 04:54:06,506 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 04:54:06,506 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 04:54:06,506 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 04:54:06,507 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 04:54:06,507 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 04:54:06,507 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 04:54:06,507 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 04:54:06,507 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 04:54:06,507 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 04:54:06,507 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 04:54:06,507 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 04:54:06,507 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 04:54:06,507 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 04:54:06,507 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 04:54:06,508 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 04:54:06,508 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 04:54:06,508 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 04:54:06,508 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 04:54:06,508 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 04:54:06,508 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 04:54:06,508 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 04:54:06,508 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 04:54:06,508 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 04:54:06,508 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 04:54:06,508 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 04:54:06,509 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 04:54:06,509 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 04:54:06,509 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 04:54:06,509 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 04:54:06,509 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 04:54:06,509 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 04:54:06,509 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 04:54:06,509 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 04:54:06,509 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 04:54:06,509 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 04:54:06,509 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 04:54:06,510 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 04:54:06,510 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 04:54:06,510 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 04:54:06,510 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 04:54:06,510 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 04:54:06,510 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 04:54:06,510 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 04:54:06,510 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 04:54:06,510 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 04:54:06,510 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 04:54:06,511 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 04:54:06,511 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 04:54:06,511 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 04:54:06,511 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 04:54:06,511 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 04:54:06,511 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 04:54:06,511 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 04:54:06,511 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 04:54:06,511 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 04:54:06,511 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 04:54:06,511 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 04:54:06,512 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 04:54:06,512 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 04:54:06,512 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 04:54:06,512 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytes [2018-04-13 04:54:06,512 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 04:54:06,512 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 04:54:06,512 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 04:54:06,512 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 04:54:06,512 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 04:54:06,512 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 04:54:06,512 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 04:54:06,513 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 04:54:06,761 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 04:54:06,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 04:54:06 BoogieIcfgContainer [2018-04-13 04:54:06,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 04:54:06,762 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 04:54:06,762 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 04:54:06,764 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 04:54:06,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 04:54:06" (1/3) ... [2018-04-13 04:54:06,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@450537c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 04:54:06, skipping insertion in model container [2018-04-13 04:54:06,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 04:54:06" (2/3) ... [2018-04-13 04:54:06,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@450537c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 04:54:06, skipping insertion in model container [2018-04-13 04:54:06,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 04:54:06" (3/3) ... [2018-04-13 04:54:06,766 INFO L107 eAbstractionObserver]: Analyzing ICFG stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-04-13 04:54:06,771 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-13 04:54:06,779 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2018-04-13 04:54:06,809 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 04:54:06,809 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 04:54:06,809 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 04:54:06,809 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-13 04:54:06,810 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-13 04:54:06,810 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 04:54:06,810 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 04:54:06,810 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 04:54:06,810 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 04:54:06,810 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 04:54:06,817 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2018-04-13 04:54:06,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-13 04:54:06,824 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 04:54:06,824 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 04:54:06,824 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr2RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr1RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr0RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr3RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr4RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr5RequiresViolation]=== [2018-04-13 04:54:06,827 INFO L82 PathProgramCache]: Analyzing trace with hash 1785656994, now seen corresponding path program 1 times [2018-04-13 04:54:06,828 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 04:54:06,828 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 04:54:06,856 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 04:54:06,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 04:54:06,856 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 04:54:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 04:54:06,894 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 04:54:06,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 04:54:06,965 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 04:54:06,966 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 04:54:06,967 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 04:54:06,976 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 04:54:06,977 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-13 04:54:06,979 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 7 states. [2018-04-13 04:54:07,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 04:54:07,110 INFO L93 Difference]: Finished difference Result 40 states and 43 transitions. [2018-04-13 04:54:07,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 04:54:07,112 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 15 [2018-04-13 04:54:07,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 04:54:07,120 INFO L225 Difference]: With dead ends: 40 [2018-04-13 04:54:07,120 INFO L226 Difference]: Without dead ends: 37 [2018-04-13 04:54:07,122 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-04-13 04:54:07,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-04-13 04:54:07,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 32. [2018-04-13 04:54:07,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-04-13 04:54:07,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2018-04-13 04:54:07,144 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 15 [2018-04-13 04:54:07,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 04:54:07,144 INFO L459 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2018-04-13 04:54:07,145 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 04:54:07,145 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2018-04-13 04:54:07,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-13 04:54:07,145 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 04:54:07,145 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 04:54:07,145 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr2RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr1RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr0RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr3RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr4RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr5RequiresViolation]=== [2018-04-13 04:54:07,145 INFO L82 PathProgramCache]: Analyzing trace with hash 1785656995, now seen corresponding path program 1 times [2018-04-13 04:54:07,145 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 04:54:07,145 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 04:54:07,146 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 04:54:07,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 04:54:07,146 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 04:54:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 04:54:07,161 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 04:54:07,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 04:54:07,235 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 04:54:07,236 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 04:54:07,237 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 04:54:07,237 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 04:54:07,237 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-13 04:54:07,237 INFO L87 Difference]: Start difference. First operand 32 states and 34 transitions. Second operand 7 states. [2018-04-13 04:54:07,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 04:54:07,356 INFO L93 Difference]: Finished difference Result 50 states and 55 transitions. [2018-04-13 04:54:07,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 04:54:07,356 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 15 [2018-04-13 04:54:07,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 04:54:07,357 INFO L225 Difference]: With dead ends: 50 [2018-04-13 04:54:07,357 INFO L226 Difference]: Without dead ends: 50 [2018-04-13 04:54:07,358 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-04-13 04:54:07,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-13 04:54:07,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 41. [2018-04-13 04:54:07,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-13 04:54:07,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2018-04-13 04:54:07,362 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 15 [2018-04-13 04:54:07,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 04:54:07,362 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2018-04-13 04:54:07,362 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 04:54:07,362 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2018-04-13 04:54:07,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-13 04:54:07,363 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 04:54:07,363 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 04:54:07,363 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr2RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr1RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr0RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr3RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr4RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr5RequiresViolation]=== [2018-04-13 04:54:07,363 INFO L82 PathProgramCache]: Analyzing trace with hash 1283412934, now seen corresponding path program 1 times [2018-04-13 04:54:07,363 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 04:54:07,363 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 04:54:07,364 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 04:54:07,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 04:54:07,364 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 04:54:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 04:54:07,375 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 04:54:07,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 04:54:07,414 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 04:54:07,414 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 04:54:07,415 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 04:54:07,415 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 04:54:07,415 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 04:54:07,415 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand 5 states. [2018-04-13 04:54:07,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 04:54:07,435 INFO L93 Difference]: Finished difference Result 45 states and 48 transitions. [2018-04-13 04:54:07,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 04:54:07,436 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-04-13 04:54:07,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 04:54:07,437 INFO L225 Difference]: With dead ends: 45 [2018-04-13 04:54:07,437 INFO L226 Difference]: Without dead ends: 42 [2018-04-13 04:54:07,437 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-13 04:54:07,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-04-13 04:54:07,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 41. [2018-04-13 04:54:07,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-13 04:54:07,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 44 transitions. [2018-04-13 04:54:07,440 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 44 transitions. Word has length 20 [2018-04-13 04:54:07,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 04:54:07,441 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 44 transitions. [2018-04-13 04:54:07,441 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 04:54:07,441 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2018-04-13 04:54:07,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-13 04:54:07,441 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 04:54:07,441 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 04:54:07,442 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr2RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr1RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr0RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr3RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr4RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr5RequiresViolation]=== [2018-04-13 04:54:07,442 INFO L82 PathProgramCache]: Analyzing trace with hash 657226104, now seen corresponding path program 1 times [2018-04-13 04:54:07,442 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 04:54:07,442 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 04:54:07,443 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 04:54:07,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 04:54:07,443 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 04:54:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 04:54:07,456 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 04:54:07,544 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 04:54:07,545 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 04:54:07,545 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 04:54:07,545 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 04:54:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 04:54:07,564 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 04:54:07,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 04:54:07,601 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-13 04:54:07,602 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 13 [2018-04-13 04:54:07,602 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-13 04:54:07,602 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-13 04:54:07,602 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2018-04-13 04:54:07,602 INFO L87 Difference]: Start difference. First operand 41 states and 44 transitions. Second operand 13 states. [2018-04-13 04:54:07,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 04:54:07,747 INFO L93 Difference]: Finished difference Result 65 states and 68 transitions. [2018-04-13 04:54:07,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-13 04:54:07,747 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 21 [2018-04-13 04:54:07,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 04:54:07,748 INFO L225 Difference]: With dead ends: 65 [2018-04-13 04:54:07,748 INFO L226 Difference]: Without dead ends: 65 [2018-04-13 04:54:07,748 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2018-04-13 04:54:07,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-04-13 04:54:07,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 60. [2018-04-13 04:54:07,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-04-13 04:54:07,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 64 transitions. [2018-04-13 04:54:07,753 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 64 transitions. Word has length 21 [2018-04-13 04:54:07,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 04:54:07,753 INFO L459 AbstractCegarLoop]: Abstraction has 60 states and 64 transitions. [2018-04-13 04:54:07,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-13 04:54:07,753 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 64 transitions. [2018-04-13 04:54:07,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-13 04:54:07,754 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 04:54:07,754 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 04:54:07,754 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr2RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr1RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr0RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr3RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr4RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr5RequiresViolation]=== [2018-04-13 04:54:07,754 INFO L82 PathProgramCache]: Analyzing trace with hash -622637574, now seen corresponding path program 1 times [2018-04-13 04:54:07,754 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 04:54:07,754 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 04:54:07,755 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 04:54:07,755 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 04:54:07,755 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 04:54:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 04:54:07,765 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 04:54:07,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 04:54:07,848 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 04:54:07,849 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 04:54:07,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 04:54:07,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 04:54:07,870 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 04:54:07,885 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 8 treesize of output 7 [2018-04-13 04:54:07,887 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 04:54:07,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 04:54:07,890 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-13 04:54:08,044 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 04:54:08,045 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-13 04:54:08,045 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2018-04-13 04:54:08,045 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 04:54:08,045 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 04:54:08,045 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2018-04-13 04:54:08,045 INFO L87 Difference]: Start difference. First operand 60 states and 64 transitions. Second operand 18 states. [2018-04-13 04:54:08,398 WARN L151 SmtUtils]: Spent 258ms on a formula simplification. DAG size of input: 40 DAG size of output 31 [2018-04-13 04:54:08,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 04:54:08,658 INFO L93 Difference]: Finished difference Result 63 states and 68 transitions. [2018-04-13 04:54:08,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-13 04:54:08,659 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 21 [2018-04-13 04:54:08,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 04:54:08,660 INFO L225 Difference]: With dead ends: 63 [2018-04-13 04:54:08,660 INFO L226 Difference]: Without dead ends: 63 [2018-04-13 04:54:08,660 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=108, Invalid=444, Unknown=0, NotChecked=0, Total=552 [2018-04-13 04:54:08,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-04-13 04:54:08,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 50. [2018-04-13 04:54:08,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-13 04:54:08,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 53 transitions. [2018-04-13 04:54:08,665 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 53 transitions. Word has length 21 [2018-04-13 04:54:08,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 04:54:08,665 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 53 transitions. [2018-04-13 04:54:08,665 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 04:54:08,665 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2018-04-13 04:54:08,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-13 04:54:08,666 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 04:54:08,666 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 04:54:08,666 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr2RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr1RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr0RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr3RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr4RequiresViolation, __U_MULTI_fstroeder__alloca_true_valid_memsafety_true_termination_i__sumOfThirdBytesErr5RequiresViolation]=== [2018-04-13 04:54:08,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1062948369, now seen corresponding path program 1 times [2018-04-13 04:54:08,667 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 04:54:08,667 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 04:54:08,667 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 04:54:08,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 04:54:08,668 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 04:54:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 04:54:08,679 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 04:54:08,684 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 04:54:08,684 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 04:54:08,684 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 04:54:08,685 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 04:54:08,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 04:54:08,699 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 04:54:08,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 04:54:08,716 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 12 treesize of output 5 [2018-04-13 04:54:08,716 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 04:54:08,718 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. [2018-04-13 04:54:08,719 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-04-13 04:54:08,736 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc8.base| Int)) (and (= |c_#valid| (store |c_old(#valid)| |main_#t~malloc8.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc8.base|)))) is different from true [2018-04-13 04:54:08,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 04:54:08,740 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 04:54:08,740 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 04:54:08,740 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 04:54:08,741 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 04:54:08,741 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=13, Unknown=1, NotChecked=6, Total=30 [2018-04-13 04:54:08,741 INFO L87 Difference]: Start difference. First operand 50 states and 53 transitions. Second operand 6 states. [2018-04-13 04:54:08,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 04:54:08,782 INFO L93 Difference]: Finished difference Result 49 states and 52 transitions. [2018-04-13 04:54:08,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 04:54:08,782 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-04-13 04:54:08,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 04:54:08,783 INFO L225 Difference]: With dead ends: 49 [2018-04-13 04:54:08,783 INFO L226 Difference]: Without dead ends: 0 [2018-04-13 04:54:08,783 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=28, Unknown=1, NotChecked=10, Total=56 [2018-04-13 04:54:08,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-13 04:54:08,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-13 04:54:08,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-13 04:54:08,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-13 04:54:08,783 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2018-04-13 04:54:08,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 04:54:08,784 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-13 04:54:08,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 04:54:08,784 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-13 04:54:08,784 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-13 04:54:08,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.04 04:54:08 BoogieIcfgContainer [2018-04-13 04:54:08,787 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-13 04:54:08,787 INFO L168 Benchmark]: Toolchain (without parser) took 2690.25 ms. Allocated memory was 390.1 MB in the beginning and 619.7 MB in the end (delta: 229.6 MB). Free memory was 326.8 MB in the beginning and 445.7 MB in the end (delta: -118.9 MB). Peak memory consumption was 110.7 MB. Max. memory is 5.3 GB. [2018-04-13 04:54:08,788 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 390.1 MB. Free memory is still 353.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 04:54:08,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.45 ms. Allocated memory is still 390.1 MB. Free memory was 326.8 MB in the beginning and 303.0 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. [2018-04-13 04:54:08,789 INFO L168 Benchmark]: Boogie Preprocessor took 37.51 ms. Allocated memory is still 390.1 MB. Free memory was 303.0 MB in the beginning and 300.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-13 04:54:08,789 INFO L168 Benchmark]: RCFGBuilder took 360.83 ms. Allocated memory was 390.1 MB in the beginning and 588.3 MB in the end (delta: 198.2 MB). Free memory was 300.4 MB in the beginning and 526.3 MB in the end (delta: -226.0 MB). Peak memory consumption was 22.5 MB. Max. memory is 5.3 GB. [2018-04-13 04:54:08,790 INFO L168 Benchmark]: TraceAbstraction took 2024.91 ms. Allocated memory was 588.3 MB in the beginning and 619.7 MB in the end (delta: 31.5 MB). Free memory was 526.3 MB in the beginning and 445.7 MB in the end (delta: 80.6 MB). Peak memory consumption was 112.1 MB. Max. memory is 5.3 GB. [2018-04-13 04:54:08,792 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 390.1 MB. Free memory is still 353.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 264.45 ms. Allocated memory is still 390.1 MB. Free memory was 326.8 MB in the beginning and 303.0 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 37.51 ms. Allocated memory is still 390.1 MB. Free memory was 303.0 MB in the beginning and 300.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 360.83 ms. Allocated memory was 390.1 MB in the beginning and 588.3 MB in the end (delta: 198.2 MB). Free memory was 300.4 MB in the beginning and 526.3 MB in the end (delta: -226.0 MB). Peak memory consumption was 22.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 2024.91 ms. Allocated memory was 588.3 MB in the beginning and 619.7 MB in the end (delta: 31.5 MB). Free memory was 526.3 MB in the beginning and 445.7 MB in the end (delta: 80.6 MB). Peak memory consumption was 112.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 555]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 44 locations, 7 error locations. SAFE Result, 1.9s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 164 SDtfs, 378 SDslu, 632 SDs, 0 SdLazy, 415 SolverSat, 47 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=4, 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, 6 MinimizatonAttempts, 33 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 186 NumberOfCodeBlocks, 186 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 152 ConstructedInterpolants, 25 QuantifiedInterpolants, 20860 SizeOfPredicates, 14 NumberOfNonLiveVariables, 266 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 12/18 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/stroeder2-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_04-54-08-800.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/stroeder2-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-13_04-54-08-800.csv Received shutdown request...