java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/array-memsafety/openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 20:00:17,879 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 20:00:17,880 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 20:00:17,894 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 20:00:17,894 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 20:00:17,895 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 20:00:17,896 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 20:00:17,898 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 20:00:17,900 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 20:00:17,900 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 20:00:17,901 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 20:00:17,901 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 20:00:17,902 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 20:00:17,903 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 20:00:17,904 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 20:00:17,905 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 20:00:17,907 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 20:00:17,909 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 20:00:17,910 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 20:00:17,911 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 20:00:17,912 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-12 20:00:17,918 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-04-12 20:00:17,928 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 20:00:17,928 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 20:00:17,929 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 20:00:17,930 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 20:00:17,930 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 20:00:17,930 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 20:00:17,930 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 20:00:17,930 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 20:00:17,931 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 20:00:17,931 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 20:00:17,931 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 20:00:17,931 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 20:00:17,931 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 20:00:17,931 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 20:00:17,932 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 20:00:17,932 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 20:00:17,932 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 20:00:17,932 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 20:00:17,932 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 20:00:17,932 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 20:00:17,933 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 20:00:17,933 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 20:00:17,963 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 20:00:17,974 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 20:00:17,978 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 20:00:17,980 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 20:00:17,980 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 20:00:17,981 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,266 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG3434677c7 [2018-04-12 20:00:18,393 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 20:00:18,393 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 20:00:18,394 INFO L168 CDTParser]: Scanning openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,400 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 20:00:18,400 INFO L215 ultiparseSymbolTable]: [2018-04-12 20:00:18,400 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 20:00:18,400 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr ('cmemrchr') in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,401 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,401 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,401 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,401 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 20:00:18,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____u_long in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_char in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__ulong in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____int16_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____uint16_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fsid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____quad_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__sigset_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____ino64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__blksize_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____u_char in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____off64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_quad_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__ushort in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____u_quad_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__uid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__quad_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__int16_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__lldiv_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__div_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____uint8_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____daddr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____key_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____clockid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_int16_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____clock_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__int64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____sigset_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____uint32_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__loff_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____qaddr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____rlim64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____ino_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__caddr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____caddr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_long in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____blksize_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____u_short in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__clock_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__fd_set in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__suseconds_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____loff_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__fsid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__daddr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__mode_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____dev_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____nlink_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_short in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____int8_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__off_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__gid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__ldiv_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_int64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____mode_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____intptr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____time_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__int8_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__size_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____int64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__ino_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____useconds_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____rlim_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__wchar_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____u_int in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__register_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____socklen_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__clockid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__time_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____suseconds_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__dev_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____int32_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__uint in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_int in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__id_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__nlink_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____pid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____uid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____timer_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____gid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____off_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____uint64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__ssize_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fsword_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__fd_mask in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____id_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_int32_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_int8_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__int32_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fd_mask in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__timer_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____ssize_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__key_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:18,424 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG3434677c7 [2018-04-12 20:00:18,428 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 20:00:18,428 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 20:00:18,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 20:00:18,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 20:00:18,433 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 20:00:18,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 08:00:18" (1/1) ... [2018-04-12 20:00:18,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b26816a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:00:18, skipping insertion in model container [2018-04-12 20:00:18,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 08:00:18" (1/1) ... [2018-04-12 20:00:18,447 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 20:00:18,469 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 20:00:18,591 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 20:00:18,626 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 20:00:18,634 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-12 20:00:18,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:00:18 WrapperNode [2018-04-12 20:00:18,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 20:00:18,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 20:00:18,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 20:00:18,661 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 20:00:18,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:00:18" (1/1) ... [2018-04-12 20:00:18,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:00:18" (1/1) ... [2018-04-12 20:00:18,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:00:18" (1/1) ... [2018-04-12 20:00:18,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:00:18" (1/1) ... [2018-04-12 20:00:18,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:00:18" (1/1) ... [2018-04-12 20:00:18,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:00:18" (1/1) ... [2018-04-12 20:00:18,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:00:18" (1/1) ... [2018-04-12 20:00:18,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 20:00:18,696 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 20:00:18,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 20:00:18,696 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 20:00:18,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:00:18" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 20:00:18,731 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 20:00:18,731 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 20:00:18,731 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 20:00:18,731 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 20:00:18,731 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr [2018-04-12 20:00:18,731 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 20:00:18,731 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 20:00:18,731 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 20:00:18,731 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 20:00:18,731 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 20:00:18,731 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 20:00:18,731 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 20:00:18,731 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 20:00:18,732 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 20:00:18,732 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 20:00:18,732 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 20:00:18,732 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 20:00:18,732 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 20:00:18,732 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 20:00:18,732 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 20:00:18,732 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 20:00:18,732 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 20:00:18,733 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 20:00:18,733 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 20:00:18,733 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 20:00:18,733 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 20:00:18,733 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 20:00:18,733 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 20:00:18,733 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 20:00:18,733 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 20:00:18,733 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 20:00:18,734 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 20:00:18,734 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 20:00:18,734 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 20:00:18,734 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 20:00:18,734 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 20:00:18,734 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 20:00:18,734 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 20:00:18,734 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 20:00:18,734 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 20:00:18,735 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 20:00:18,735 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 20:00:18,735 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 20:00:18,735 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 20:00:18,735 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 20:00:18,735 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 20:00:18,735 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 20:00:18,735 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 20:00:18,735 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 20:00:18,736 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 20:00:18,736 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 20:00:18,736 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 20:00:18,736 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 20:00:18,736 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 20:00:18,736 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 20:00:18,736 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 20:00:18,736 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 20:00:18,736 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 20:00:18,736 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 20:00:18,737 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 20:00:18,737 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 20:00:18,737 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 20:00:18,737 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 20:00:18,737 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 20:00:18,737 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 20:00:18,737 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 20:00:18,737 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 20:00:18,737 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 20:00:18,737 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 20:00:18,738 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 20:00:18,738 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 20:00:18,738 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 20:00:18,738 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 20:00:18,738 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 20:00:18,738 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 20:00:18,738 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 20:00:18,738 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 20:00:18,738 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 20:00:18,738 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 20:00:18,738 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 20:00:18,739 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 20:00:18,739 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 20:00:18,739 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 20:00:18,739 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 20:00:18,739 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 20:00:18,739 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 20:00:18,739 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 20:00:18,739 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 20:00:18,739 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 20:00:18,740 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 20:00:18,740 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 20:00:18,740 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 20:00:18,740 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 20:00:18,740 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 20:00:18,740 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 20:00:18,740 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 20:00:18,740 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 20:00:18,740 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 20:00:18,740 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 20:00:18,741 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 20:00:18,741 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 20:00:18,741 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 20:00:18,741 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 20:00:18,741 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 20:00:18,741 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 20:00:18,741 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 20:00:18,741 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 20:00:18,741 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 20:00:18,741 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 20:00:18,741 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr [2018-04-12 20:00:18,742 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 20:00:18,742 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 20:00:18,742 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 20:00:18,742 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 20:00:18,742 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 20:00:18,742 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 20:00:18,742 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 20:00:18,742 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 20:00:19,064 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 20:00:19,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 08:00:19 BoogieIcfgContainer [2018-04-12 20:00:19,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 20:00:19,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 20:00:19,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 20:00:19,069 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 20:00:19,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 08:00:18" (1/3) ... [2018-04-12 20:00:19,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e6598de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 08:00:19, skipping insertion in model container [2018-04-12 20:00:19,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:00:18" (2/3) ... [2018-04-12 20:00:19,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e6598de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 08:00:19, skipping insertion in model container [2018-04-12 20:00:19,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 08:00:19" (3/3) ... [2018-04-12 20:00:19,072 INFO L107 eAbstractionObserver]: Analyzing ICFG openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:00:19,080 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-12 20:00:19,086 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-04-12 20:00:19,117 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 20:00:19,118 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 20:00:19,118 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 20:00:19,118 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-12 20:00:19,118 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-12 20:00:19,118 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 20:00:19,118 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 20:00:19,118 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 20:00:19,118 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 20:00:19,119 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 20:00:19,126 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states. [2018-04-12 20:00:19,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 20:00:19,131 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:00:19,132 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:00:19,132 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-12 20:00:19,134 INFO L82 PathProgramCache]: Analyzing trace with hash 481111797, now seen corresponding path program 1 times [2018-04-12 20:00:19,165 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:00:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:00:19,206 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:00:19,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:19,286 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:00:19,286 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-12 20:00:19,286 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:00:19,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:19,287 INFO L182 omatonBuilderFactory]: Interpolants [34#true, 35#false, 36#(= 1 (select |#valid| |main_#t~malloc8.base|)), 37#(= 1 (select |#valid| main_~nondetArea~0.base)), 38#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~s.base|)), 39#(= 1 (select |#valid| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~s.base)), 40#(= 1 (select |#valid| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base)), 41#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.base|))] [2018-04-12 20:00:19,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:19,287 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 20:00:19,295 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 20:00:19,295 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-04-12 20:00:19,296 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 8 states. [2018-04-12 20:00:19,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:00:19,413 INFO L93 Difference]: Finished difference Result 33 states and 37 transitions. [2018-04-12 20:00:19,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 20:00:19,414 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 15 [2018-04-12 20:00:19,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:00:19,424 INFO L225 Difference]: With dead ends: 33 [2018-04-12 20:00:19,424 INFO L226 Difference]: Without dead ends: 30 [2018-04-12 20:00:19,425 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2018-04-12 20:00:19,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-04-12 20:00:19,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 27. [2018-04-12 20:00:19,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-04-12 20:00:19,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2018-04-12 20:00:19,447 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 15 [2018-04-12 20:00:19,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:00:19,447 INFO L459 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2018-04-12 20:00:19,447 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 20:00:19,447 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2018-04-12 20:00:19,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 20:00:19,448 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:00:19,448 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:00:19,448 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-12 20:00:19,448 INFO L82 PathProgramCache]: Analyzing trace with hash 481111798, now seen corresponding path program 1 times [2018-04-12 20:00:19,449 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:00:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:00:19,471 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:00:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:19,592 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:00:19,592 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-12 20:00:19,592 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:00:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:19,593 INFO L182 omatonBuilderFactory]: Interpolants [112#(and (<= 1 main_~n~0) (<= main_~n~0 1)), 113#(and (= main_~n~0 (select |#length| |main_#t~malloc8.base|)) (<= 1 main_~n~0) (<= main_~n~0 1) (= 0 |main_#t~malloc8.offset|)), 114#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (<= 1 main_~n~0) (<= main_~n~0 1) (= 0 main_~nondetArea~0.offset)), 115#(and (<= 1 |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~n|) (= 0 |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~s.offset|) (<= |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~n| 1) (<= 1 (select |#length| |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~s.base|))), 116#(and (= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~s.offset 0) (<= 1 __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n) (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 1) (<= 1 (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~s.base))), 117#(and (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base)) (<= 1 __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset)), 118#(and (<= 0 |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset|) (<= (+ |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.base|))), 110#true, 111#false] [2018-04-12 20:00:19,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:19,594 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 20:00:19,594 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 20:00:19,594 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-12 20:00:19,595 INFO L87 Difference]: Start difference. First operand 27 states and 31 transitions. Second operand 9 states. [2018-04-12 20:00:19,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:00:19,751 INFO L93 Difference]: Finished difference Result 52 states and 58 transitions. [2018-04-12 20:00:19,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-12 20:00:19,751 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 15 [2018-04-12 20:00:19,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:00:19,752 INFO L225 Difference]: With dead ends: 52 [2018-04-12 20:00:19,752 INFO L226 Difference]: Without dead ends: 52 [2018-04-12 20:00:19,753 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-04-12 20:00:19,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-12 20:00:19,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 42. [2018-04-12 20:00:19,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-04-12 20:00:19,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions. [2018-04-12 20:00:19,757 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 49 transitions. Word has length 15 [2018-04-12 20:00:19,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:00:19,757 INFO L459 AbstractCegarLoop]: Abstraction has 42 states and 49 transitions. [2018-04-12 20:00:19,757 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 20:00:19,757 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2018-04-12 20:00:19,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 20:00:19,757 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:00:19,757 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:00:19,757 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-12 20:00:19,758 INFO L82 PathProgramCache]: Analyzing trace with hash -328234828, now seen corresponding path program 1 times [2018-04-12 20:00:19,758 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:00:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:00:19,774 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:00:19,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:19,889 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:00:19,889 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-12 20:00:19,889 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:00:19,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:19,890 INFO L182 omatonBuilderFactory]: Interpolants [224#false, 225#(<= main_~n~0 2147483647), 226#(and (<= main_~n~0 2147483647) (<= 1 main_~n~0)), 227#(and (<= main_~n~0 2147483647) (= main_~n~0 (select |#length| |main_#t~malloc8.base|)) (<= 1 main_~n~0) (= 0 |main_#t~malloc8.offset|)), 228#(and (<= main_~n~0 2147483647) (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (<= 1 main_~n~0) (= 0 main_~nondetArea~0.offset)), 229#(and (<= 1 |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~n|) (= 0 |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~s.offset|) (<= |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~n| (select |#length| |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~s.base|)) (<= |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~n| 2147483647)), 230#(and (= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~s.offset 0) (<= 1 __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n) (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~s.base)) (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 2147483647)), 231#(and (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base)) (<= 1 __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset)), 232#(and (<= 0 |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset|) (<= (+ |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.base|))), 223#true] [2018-04-12 20:00:19,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:19,890 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 20:00:19,890 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 20:00:19,890 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-04-12 20:00:19,890 INFO L87 Difference]: Start difference. First operand 42 states and 49 transitions. Second operand 10 states. [2018-04-12 20:00:20,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:00:20,020 INFO L93 Difference]: Finished difference Result 52 states and 60 transitions. [2018-04-12 20:00:20,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-12 20:00:20,020 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2018-04-12 20:00:20,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:00:20,021 INFO L225 Difference]: With dead ends: 52 [2018-04-12 20:00:20,021 INFO L226 Difference]: Without dead ends: 52 [2018-04-12 20:00:20,021 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2018-04-12 20:00:20,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-12 20:00:20,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 29. [2018-04-12 20:00:20,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-04-12 20:00:20,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2018-04-12 20:00:20,024 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 15 [2018-04-12 20:00:20,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:00:20,024 INFO L459 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2018-04-12 20:00:20,024 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 20:00:20,024 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2018-04-12 20:00:20,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 20:00:20,024 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:00:20,025 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:00:20,025 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-12 20:00:20,025 INFO L82 PathProgramCache]: Analyzing trace with hash -386469349, now seen corresponding path program 1 times [2018-04-12 20:00:20,026 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:00:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:00:20,043 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:00:20,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:20,161 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:00:20,161 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-12 20:00:20,161 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:00:20,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:20,162 INFO L182 omatonBuilderFactory]: Interpolants [324#true, 325#false, 326#(<= main_~n~0 1), 327#(and (= main_~n~0 (select |#length| |main_#t~malloc8.base|)) (<= main_~n~0 1) (= 0 |main_#t~malloc8.offset|)), 328#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (<= main_~n~0 1) (= 0 main_~nondetArea~0.offset)), 329#(and (<= (select |#length| |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~s.base|) 1) (= 0 |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~s.offset|)), 330#(and (<= (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~s.base) 1) (= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~s.offset 0)), 331#(and (or (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1) 0) (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base)) (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1))) (<= (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) 1) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n)), 332#(and (or (<= (+ |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset| 2) 0) (and (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base)) (+ |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset| (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) 2)) (= |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.base| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base))) (<= (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) 1) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n)), 333#(and (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) 1)) (<= (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) 1) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n)), 334#(<= (* 4294967296 (div (+ |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre2| 4294967295) 4294967296)) |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre2|)] [2018-04-12 20:00:20,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:20,162 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 20:00:20,162 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 20:00:20,162 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-04-12 20:00:20,162 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand 11 states. [2018-04-12 20:00:20,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:00:20,323 INFO L93 Difference]: Finished difference Result 49 states and 52 transitions. [2018-04-12 20:00:20,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-12 20:00:20,323 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 20 [2018-04-12 20:00:20,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:00:20,324 INFO L225 Difference]: With dead ends: 49 [2018-04-12 20:00:20,324 INFO L226 Difference]: Without dead ends: 49 [2018-04-12 20:00:20,324 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2018-04-12 20:00:20,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-04-12 20:00:20,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 42. [2018-04-12 20:00:20,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-04-12 20:00:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 46 transitions. [2018-04-12 20:00:20,327 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 46 transitions. Word has length 20 [2018-04-12 20:00:20,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:00:20,327 INFO L459 AbstractCegarLoop]: Abstraction has 42 states and 46 transitions. [2018-04-12 20:00:20,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 20:00:20,327 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2018-04-12 20:00:20,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 20:00:20,327 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:00:20,328 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:00:20,328 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-12 20:00:20,328 INFO L82 PathProgramCache]: Analyzing trace with hash -973275363, now seen corresponding path program 1 times [2018-04-12 20:00:20,328 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:00:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:00:20,340 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:00:20,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:20,469 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:00:20,469 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-12 20:00:20,469 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:00:20,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:20,469 INFO L182 omatonBuilderFactory]: Interpolants [448#(and (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1)) (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base)) (<= (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) 1) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n)), 449#(and (<= (* 4294967296 (div (+ |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre2| (+ (- __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset) 4294967295)) 4294967296)) |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre2|) (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base))), 450#(and (<= 1 __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset) (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base))), 451#(and (<= (+ |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset| 2) (select |#length| |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.base|)) (<= 0 |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset|)), 440#true, 441#false, 442#(= 0 |main_#t~malloc8.offset|), 443#(= 0 main_~nondetArea~0.offset), 444#(= 0 |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~s.offset|), 445#(= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~s.offset 0), 446#(or (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1) 0) (and (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset)) (<= (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) 1) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n))), 447#(or (<= (+ |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset| 2) 0) (and (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1)) (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset|) (<= (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) 1) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n) (= |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.base| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base)))] [2018-04-12 20:00:20,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:20,470 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-12 20:00:20,470 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-12 20:00:20,470 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-04-12 20:00:20,471 INFO L87 Difference]: Start difference. First operand 42 states and 46 transitions. Second operand 12 states. [2018-04-12 20:00:20,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:00:20,698 INFO L93 Difference]: Finished difference Result 52 states and 59 transitions. [2018-04-12 20:00:20,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-12 20:00:20,699 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 20 [2018-04-12 20:00:20,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:00:20,699 INFO L225 Difference]: With dead ends: 52 [2018-04-12 20:00:20,699 INFO L226 Difference]: Without dead ends: 52 [2018-04-12 20:00:20,700 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=346, Unknown=0, NotChecked=0, Total=420 [2018-04-12 20:00:20,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-12 20:00:20,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 47. [2018-04-12 20:00:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-04-12 20:00:20,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 53 transitions. [2018-04-12 20:00:20,704 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 53 transitions. Word has length 20 [2018-04-12 20:00:20,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:00:20,704 INFO L459 AbstractCegarLoop]: Abstraction has 47 states and 53 transitions. [2018-04-12 20:00:20,705 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-12 20:00:20,705 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2018-04-12 20:00:20,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-12 20:00:20,705 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:00:20,705 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:00:20,705 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-12 20:00:20,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1763268220, now seen corresponding path program 1 times [2018-04-12 20:00:20,706 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:00:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:00:20,717 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:00:20,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:20,744 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:00:20,744 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 20:00:20,744 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:00:20,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:20,744 INFO L182 omatonBuilderFactory]: Interpolants [569#true, 570#false, 571#(= |#valid| |old(#valid)|), 572#(= (store |#valid| |main_#t~malloc8.base| 0) |old(#valid)|)] [2018-04-12 20:00:20,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:20,745 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 20:00:20,745 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 20:00:20,745 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 20:00:20,745 INFO L87 Difference]: Start difference. First operand 47 states and 53 transitions. Second operand 4 states. [2018-04-12 20:00:20,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:00:20,773 INFO L93 Difference]: Finished difference Result 46 states and 52 transitions. [2018-04-12 20:00:20,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 20:00:20,774 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2018-04-12 20:00:20,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:00:20,774 INFO L225 Difference]: With dead ends: 46 [2018-04-12 20:00:20,774 INFO L226 Difference]: Without dead ends: 26 [2018-04-12 20:00:20,775 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 20:00:20,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2018-04-12 20:00:20,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2018-04-12 20:00:20,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-04-12 20:00:20,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2018-04-12 20:00:20,777 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 22 [2018-04-12 20:00:20,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:00:20,777 INFO L459 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2018-04-12 20:00:20,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 20:00:20,778 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-04-12 20:00:20,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-12 20:00:20,778 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:00:20,778 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:00:20,779 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-12 20:00:20,779 INFO L82 PathProgramCache]: Analyzing trace with hash -342482348, now seen corresponding path program 2 times [2018-04-12 20:00:20,779 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:00:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:00:20,793 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:00:20,992 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:20,992 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:00:20,992 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-12 20:00:20,992 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:00:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:20,993 INFO L182 omatonBuilderFactory]: Interpolants [647#true, 648#false, 649#(and (= main_~n~0 (select |#length| |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|)), 650#(and (= main_~n~0 (select |#length| main_~nondetArea~0.base)) (= 0 main_~nondetArea~0.offset)), 651#(= 0 |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#in~s.offset|), 652#(= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~s.offset 0), 653#(or (and (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset)) (<= (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n)) (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1) 0)), 654#(or (<= (+ |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset| 2) 0) (and (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1)) (<= (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n) (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset|) (= |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.base| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base))), 655#(and (<= __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1)) (<= (+ (* 4294967296 (div __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n 4294967296)) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n) (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base))), 656#(and (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset (* 4294967296 (div (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (+ (- __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset) 4294967295)) 4294967296))) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n) (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base))), 657#(and (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 2) (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base)) (<= (+ |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset| (* 4294967296 (div (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (+ (- __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset) 4294967294)) 4294967296)) 1) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n)), 658#(and (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 2) (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base)) (<= (+ (* 4294967296 (div (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n (+ (- __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset) 4294967294)) 4294967296)) 1) __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~n)), 659#(and (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 2) (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base)) (<= (* 4294967296 (div (+ |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre2| (+ (- __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset) 4294967295)) 4294967296)) |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre2|)), 660#(and (<= (+ __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset 2) (select |#length| __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.base)) (<= 1 __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_~cp~0.offset)), 661#(and (<= 0 |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset|) (<= (+ |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.offset| 3) (select |#length| |__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr_#t~pre3.base|)))] [2018-04-12 20:00:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:00:20,993 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-12 20:00:20,993 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-12 20:00:20,993 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2018-04-12 20:00:20,993 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand 15 states. [2018-04-12 20:00:28,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:00:28,684 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2018-04-12 20:00:28,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-12 20:00:28,685 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 25 [2018-04-12 20:00:28,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:00:28,685 INFO L225 Difference]: With dead ends: 26 [2018-04-12 20:00:28,685 INFO L226 Difference]: Without dead ends: 0 [2018-04-12 20:00:28,686 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=137, Invalid=619, Unknown=0, NotChecked=0, Total=756 [2018-04-12 20:00:28,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-12 20:00:28,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-12 20:00:28,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-12 20:00:28,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-12 20:00:28,686 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2018-04-12 20:00:28,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:00:28,687 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-12 20:00:28,687 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-12 20:00:28,687 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-12 20:00:28,687 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-12 20:00:28,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 08:00:28 BoogieIcfgContainer [2018-04-12 20:00:28,690 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 20:00:28,690 INFO L168 Benchmark]: Toolchain (without parser) took 10262.25 ms. Allocated memory was 410.0 MB in the beginning and 666.4 MB in the end (delta: 256.4 MB). Free memory was 345.3 MB in the beginning and 518.0 MB in the end (delta: -172.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 5.3 GB. [2018-04-12 20:00:28,691 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 410.0 MB. Free memory is still 373.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 20:00:28,692 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.86 ms. Allocated memory is still 410.0 MB. Free memory was 344.0 MB in the beginning and 321.5 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 5.3 GB. [2018-04-12 20:00:28,692 INFO L168 Benchmark]: Boogie Preprocessor took 34.60 ms. Allocated memory is still 410.0 MB. Free memory was 321.5 MB in the beginning and 318.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-12 20:00:28,692 INFO L168 Benchmark]: RCFGBuilder took 369.37 ms. Allocated memory was 410.0 MB in the beginning and 626.0 MB in the end (delta: 216.0 MB). Free memory was 318.9 MB in the beginning and 571.7 MB in the end (delta: -252.8 MB). Peak memory consumption was 30.9 MB. Max. memory is 5.3 GB. [2018-04-12 20:00:28,693 INFO L168 Benchmark]: TraceAbstraction took 9623.82 ms. Allocated memory was 626.0 MB in the beginning and 666.4 MB in the end (delta: 40.4 MB). Free memory was 571.7 MB in the beginning and 518.0 MB in the end (delta: 53.7 MB). Peak memory consumption was 94.1 MB. Max. memory is 5.3 GB. [2018-04-12 20:00:28,695 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 410.0 MB. Free memory is still 373.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 231.86 ms. Allocated memory is still 410.0 MB. Free memory was 344.0 MB in the beginning and 321.5 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 34.60 ms. Allocated memory is still 410.0 MB. Free memory was 321.5 MB in the beginning and 318.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 369.37 ms. Allocated memory was 410.0 MB in the beginning and 626.0 MB in the end (delta: 216.0 MB). Free memory was 318.9 MB in the beginning and 571.7 MB in the end (delta: -252.8 MB). Peak memory consumption was 30.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 9623.82 ms. Allocated memory was 626.0 MB in the beginning and 666.4 MB in the end (delta: 40.4 MB). Free memory was 571.7 MB in the beginning and 518.0 MB in the end (delta: 53.7 MB). Peak memory consumption was 94.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 553]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 37 locations, 3 error locations. SAFE Result, 9.5s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 8.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 154 SDtfs, 213 SDslu, 792 SDs, 0 SdLazy, 594 SolverSat, 76 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 7.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 2/13 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, 7 MinimizatonAttempts, 48 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 132 NumberOfCodeBlocks, 132 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 125 ConstructedInterpolants, 0 QuantifiedInterpolants, 17931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 2/13 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/openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_20-00-28-702.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_20-00-28-702.csv Received shutdown request...