java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/array-memsafety/openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 15:12:37,809 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 15:12:37,810 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 15:12:37,824 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 15:12:37,825 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 15:12:37,826 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 15:12:37,827 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 15:12:37,828 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 15:12:37,830 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 15:12:37,831 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 15:12:37,832 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 15:12:37,832 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 15:12:37,833 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 15:12:37,834 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 15:12:37,835 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 15:12:37,836 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 15:12:37,838 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 15:12:37,840 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 15:12:37,841 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 15:12:37,842 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 15:12:37,843 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 15:12:37,844 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 15:12:37,844 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 15:12:37,845 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 15:12:37,845 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 15:12:37,846 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 15:12:37,846 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 15:12:37,847 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 15:12:37,848 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 15:12:37,848 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 15:12:37,848 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 15:12:37,849 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-04-11 15:12:37,868 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 15:12:37,868 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 15:12:37,869 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 15:12:37,870 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 15:12:37,870 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 15:12:37,870 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 15:12:37,870 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 15:12:37,870 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 15:12:37,870 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 15:12:37,871 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 15:12:37,871 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 15:12:37,871 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 15:12:37,871 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 15:12:37,871 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 15:12:37,871 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 15:12:37,872 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 15:12:37,872 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 15:12:37,872 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 15:12:37,872 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 15:12:37,872 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 15:12:37,872 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 15:12:37,872 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 15:12:37,873 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 15:12:37,873 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 15:12:37,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 15:12:37,915 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 15:12:37,918 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 15:12:37,919 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 15:12:37,920 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 15:12:37,920 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 [2018-04-11 15:12:38,202 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGec3a51fbf [2018-04-11 15:12:38,334 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 15:12:38,335 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 15:12:38,335 INFO L168 CDTParser]: Scanning openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:12:38,342 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 15:12:38,343 INFO L215 ultiparseSymbolTable]: [2018-04-11 15:12:38,343 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 15:12:38,343 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 [2018-04-11 15:12:38,343 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:12:38,343 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 [2018-04-11 15:12:38,343 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 [2018-04-11 15:12:38,343 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 15:12:38,343 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 [2018-04-11 15:12:38,343 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 [2018-04-11 15:12:38,344 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 [2018-04-11 15:12:38,344 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 [2018-04-11 15:12:38,344 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 [2018-04-11 15:12:38,344 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 [2018-04-11 15:12:38,344 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 [2018-04-11 15:12:38,344 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 [2018-04-11 15:12:38,344 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 [2018-04-11 15:12:38,344 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 [2018-04-11 15:12:38,344 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,345 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 [2018-04-11 15:12:38,346 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 [2018-04-11 15:12:38,346 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 [2018-04-11 15:12:38,346 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 [2018-04-11 15:12:38,346 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 [2018-04-11 15:12:38,346 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 [2018-04-11 15:12:38,346 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 [2018-04-11 15:12:38,346 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 [2018-04-11 15:12:38,346 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 [2018-04-11 15:12:38,346 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 [2018-04-11 15:12:38,346 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 [2018-04-11 15:12:38,347 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 [2018-04-11 15:12:38,347 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 [2018-04-11 15:12:38,347 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 [2018-04-11 15:12:38,347 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 [2018-04-11 15:12:38,347 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 [2018-04-11 15:12:38,347 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 [2018-04-11 15:12:38,347 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 [2018-04-11 15:12:38,347 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 [2018-04-11 15:12:38,347 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 [2018-04-11 15:12:38,348 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 [2018-04-11 15:12:38,348 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 [2018-04-11 15:12:38,348 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 [2018-04-11 15:12:38,348 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 [2018-04-11 15:12:38,348 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 [2018-04-11 15:12:38,348 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 [2018-04-11 15:12:38,348 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 [2018-04-11 15:12:38,348 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 [2018-04-11 15:12:38,348 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 [2018-04-11 15:12:38,348 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 [2018-04-11 15:12:38,349 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 [2018-04-11 15:12:38,349 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 [2018-04-11 15:12:38,349 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 [2018-04-11 15:12:38,349 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 [2018-04-11 15:12:38,349 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 [2018-04-11 15:12:38,349 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 [2018-04-11 15:12:38,349 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 [2018-04-11 15:12:38,349 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 [2018-04-11 15:12:38,349 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 [2018-04-11 15:12:38,349 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 [2018-04-11 15:12:38,350 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 [2018-04-11 15:12:38,350 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 [2018-04-11 15:12:38,350 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 [2018-04-11 15:12:38,350 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 [2018-04-11 15:12:38,350 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 [2018-04-11 15:12:38,350 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 [2018-04-11 15:12:38,350 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 [2018-04-11 15:12:38,350 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 [2018-04-11 15:12:38,350 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 [2018-04-11 15:12:38,351 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 [2018-04-11 15:12:38,351 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 [2018-04-11 15:12:38,351 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 [2018-04-11 15:12:38,351 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 [2018-04-11 15:12:38,351 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 [2018-04-11 15:12:38,351 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 [2018-04-11 15:12:38,351 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 [2018-04-11 15:12:38,351 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 [2018-04-11 15:12:38,351 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 [2018-04-11 15:12:38,351 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 [2018-04-11 15:12:38,351 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 [2018-04-11 15:12:38,352 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 [2018-04-11 15:12:38,352 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 [2018-04-11 15:12:38,352 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 [2018-04-11 15:12:38,352 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 [2018-04-11 15:12:38,352 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 [2018-04-11 15:12:38,352 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 [2018-04-11 15:12:38,352 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 [2018-04-11 15:12:38,352 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 [2018-04-11 15:12:38,352 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 [2018-04-11 15:12:38,352 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 [2018-04-11 15:12:38,352 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 [2018-04-11 15:12:38,352 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 [2018-04-11 15:12:38,353 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 [2018-04-11 15:12:38,353 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 [2018-04-11 15:12:38,353 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 [2018-04-11 15:12:38,353 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 [2018-04-11 15:12:38,353 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 [2018-04-11 15:12:38,353 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 [2018-04-11 15:12:38,353 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 [2018-04-11 15:12:38,353 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 [2018-04-11 15:12:38,353 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 [2018-04-11 15:12:38,353 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 [2018-04-11 15:12:38,353 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 [2018-04-11 15:12:38,353 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 [2018-04-11 15:12:38,354 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 [2018-04-11 15:12:38,354 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 [2018-04-11 15:12:38,354 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 [2018-04-11 15:12:38,354 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 [2018-04-11 15:12:38,354 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 [2018-04-11 15:12:38,354 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 [2018-04-11 15:12:38,354 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 [2018-04-11 15:12:38,354 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 [2018-04-11 15:12:38,354 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 [2018-04-11 15:12:38,354 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 [2018-04-11 15:12:38,367 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGec3a51fbf [2018-04-11 15:12:38,371 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 15:12:38,372 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 15:12:38,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 15:12:38,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 15:12:38,377 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 15:12:38,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 03:12:38" (1/1) ... [2018-04-11 15:12:38,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a83fab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:12:38, skipping insertion in model container [2018-04-11 15:12:38,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 03:12:38" (1/1) ... [2018-04-11 15:12:38,389 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 15:12:38,410 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 15:12:38,548 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 15:12:38,581 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 15:12:38,587 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-11 15:12:38,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:12:38 WrapperNode [2018-04-11 15:12:38,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 15:12:38,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 15:12:38,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 15:12:38,617 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 15:12:38,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:12:38" (1/1) ... [2018-04-11 15:12:38,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:12:38" (1/1) ... [2018-04-11 15:12:38,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:12:38" (1/1) ... [2018-04-11 15:12:38,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:12:38" (1/1) ... [2018-04-11 15:12:38,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:12:38" (1/1) ... [2018-04-11 15:12:38,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:12:38" (1/1) ... [2018-04-11 15:12:38,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:12:38" (1/1) ... [2018-04-11 15:12:38,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 15:12:38,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 15:12:38,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 15:12:38,654 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 15:12:38,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:12:38" (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 [2018-04-11 15:12:38,752 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 15:12:38,752 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 15:12:38,752 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 15:12:38,753 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 15:12:38,753 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr [2018-04-11 15:12:38,753 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 15:12:38,753 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 15:12:38,753 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 15:12:38,753 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 15:12:38,753 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 15:12:38,753 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 15:12:38,753 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 15:12:38,753 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 15:12:38,753 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 15:12:38,754 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 15:12:38,754 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 15:12:38,754 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 15:12:38,754 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 15:12:38,754 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 15:12:38,754 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 15:12:38,754 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 15:12:38,754 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 15:12:38,754 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 15:12:38,754 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 15:12:38,754 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 15:12:38,755 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 15:12:38,755 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 15:12:38,755 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 15:12:38,755 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 15:12:38,755 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 15:12:38,755 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 15:12:38,755 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 15:12:38,755 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 15:12:38,755 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 15:12:38,755 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 15:12:38,756 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 15:12:38,756 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 15:12:38,756 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 15:12:38,756 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 15:12:38,756 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 15:12:38,756 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 15:12:38,756 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 15:12:38,756 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 15:12:38,756 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 15:12:38,756 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 15:12:38,756 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 15:12:38,757 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 15:12:38,757 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 15:12:38,757 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 15:12:38,757 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 15:12:38,757 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 15:12:38,757 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 15:12:38,757 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 15:12:38,757 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 15:12:38,757 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 15:12:38,757 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 15:12:38,757 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 15:12:38,758 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 15:12:38,758 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 15:12:38,758 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 15:12:38,758 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 15:12:38,758 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 15:12:38,758 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 15:12:38,758 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 15:12:38,758 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 15:12:38,758 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 15:12:38,758 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 15:12:38,758 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 15:12:38,759 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 15:12:38,759 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 15:12:38,759 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 15:12:38,759 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 15:12:38,759 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 15:12:38,759 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 15:12:38,759 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 15:12:38,759 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 15:12:38,759 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 15:12:38,759 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 15:12:38,760 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 15:12:38,760 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 15:12:38,760 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 15:12:38,760 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 15:12:38,760 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 15:12:38,760 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 15:12:38,760 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 15:12:38,760 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 15:12:38,760 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 15:12:38,760 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 15:12:38,761 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 15:12:38,761 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 15:12:38,761 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 15:12:38,761 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 15:12:38,761 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 15:12:38,761 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 15:12:38,761 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 15:12:38,761 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 15:12:38,761 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 15:12:38,762 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 15:12:38,762 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 15:12:38,762 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 15:12:38,762 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 15:12:38,762 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 15:12:38,762 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 15:12:38,762 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 15:12:38,762 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 15:12:38,762 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 15:12:38,762 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 15:12:38,763 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 15:12:38,763 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 15:12:38,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr [2018-04-11 15:12:38,763 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 15:12:38,763 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 15:12:38,763 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 15:12:38,763 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 15:12:38,763 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 15:12:38,763 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 15:12:38,763 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 15:12:38,764 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 15:12:39,006 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 15:12:39,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 03:12:39 BoogieIcfgContainer [2018-04-11 15:12:39,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 15:12:39,007 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 15:12:39,007 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 15:12:39,009 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 15:12:39,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 03:12:38" (1/3) ... [2018-04-11 15:12:39,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@234dabb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 03:12:39, skipping insertion in model container [2018-04-11 15:12:39,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:12:38" (2/3) ... [2018-04-11 15:12:39,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@234dabb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 03:12:39, skipping insertion in model container [2018-04-11 15:12:39,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 03:12:39" (3/3) ... [2018-04-11 15:12:39,012 INFO L107 eAbstractionObserver]: Analyzing ICFG openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:12:39,020 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 15:12:39,027 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-04-11 15:12:39,055 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 15:12:39,055 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 15:12:39,055 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 15:12:39,055 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 15:12:39,055 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 15:12:39,055 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 15:12:39,055 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 15:12:39,055 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 15:12:39,055 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 15:12:39,056 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 15:12:39,063 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states. [2018-04-11 15:12:39,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-11 15:12:39,069 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:12:39,070 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:12:39,070 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]=== [2018-04-11 15:12:39,073 INFO L82 PathProgramCache]: Analyzing trace with hash 481111797, now seen corresponding path program 1 times [2018-04-11 15:12:39,074 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:12:39,074 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:12:39,104 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:39,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:12:39,104 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:12:39,153 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:12:39,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:12:39,254 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 15:12:39,254 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-11 15:12:39,255 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 15:12:39,264 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 15:12:39,264 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-04-11 15:12:39,266 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 8 states. [2018-04-11 15:12:39,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:12:39,397 INFO L93 Difference]: Finished difference Result 33 states and 37 transitions. [2018-04-11 15:12:39,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 15:12:39,400 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 15 [2018-04-11 15:12:39,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:12:39,409 INFO L225 Difference]: With dead ends: 33 [2018-04-11 15:12:39,409 INFO L226 Difference]: Without dead ends: 30 [2018-04-11 15:12:39,411 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 [2018-04-11 15:12:39,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-04-11 15:12:39,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 27. [2018-04-11 15:12:39,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-04-11 15:12:39,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2018-04-11 15:12:39,432 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 15 [2018-04-11 15:12:39,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:12:39,433 INFO L459 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2018-04-11 15:12:39,433 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 15:12:39,433 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2018-04-11 15:12:39,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-11 15:12:39,434 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:12:39,434 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:12:39,434 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]=== [2018-04-11 15:12:39,434 INFO L82 PathProgramCache]: Analyzing trace with hash 481111798, now seen corresponding path program 1 times [2018-04-11 15:12:39,434 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:12:39,434 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:12:39,435 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:39,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:12:39,435 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:12:39,457 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:12:39,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:12:39,632 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 15:12:39,632 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-11 15:12:39,633 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 15:12:39,633 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 15:12:39,634 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-11 15:12:39,634 INFO L87 Difference]: Start difference. First operand 27 states and 31 transitions. Second operand 9 states. [2018-04-11 15:12:39,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:12:39,773 INFO L93 Difference]: Finished difference Result 52 states and 58 transitions. [2018-04-11 15:12:39,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 15:12:39,773 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 15 [2018-04-11 15:12:39,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:12:39,774 INFO L225 Difference]: With dead ends: 52 [2018-04-11 15:12:39,774 INFO L226 Difference]: Without dead ends: 52 [2018-04-11 15:12:39,775 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 [2018-04-11 15:12:39,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-11 15:12:39,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 42. [2018-04-11 15:12:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-04-11 15:12:39,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions. [2018-04-11 15:12:39,778 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 49 transitions. Word has length 15 [2018-04-11 15:12:39,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:12:39,779 INFO L459 AbstractCegarLoop]: Abstraction has 42 states and 49 transitions. [2018-04-11 15:12:39,779 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 15:12:39,779 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2018-04-11 15:12:39,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-11 15:12:39,779 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:12:39,779 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:12:39,779 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]=== [2018-04-11 15:12:39,779 INFO L82 PathProgramCache]: Analyzing trace with hash -328234828, now seen corresponding path program 1 times [2018-04-11 15:12:39,780 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:12:39,780 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:12:39,780 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:39,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:12:39,780 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:12:39,793 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:12:39,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:12:39,935 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 15:12:39,936 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-11 15:12:39,936 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-11 15:12:39,936 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-11 15:12:39,936 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-04-11 15:12:39,936 INFO L87 Difference]: Start difference. First operand 42 states and 49 transitions. Second operand 10 states. [2018-04-11 15:12:40,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:12:40,075 INFO L93 Difference]: Finished difference Result 52 states and 60 transitions. [2018-04-11 15:12:40,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 15:12:40,079 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2018-04-11 15:12:40,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:12:40,080 INFO L225 Difference]: With dead ends: 52 [2018-04-11 15:12:40,080 INFO L226 Difference]: Without dead ends: 52 [2018-04-11 15:12:40,081 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 [2018-04-11 15:12:40,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-11 15:12:40,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 29. [2018-04-11 15:12:40,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-04-11 15:12:40,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2018-04-11 15:12:40,085 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 15 [2018-04-11 15:12:40,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:12:40,086 INFO L459 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2018-04-11 15:12:40,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-11 15:12:40,086 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2018-04-11 15:12:40,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 15:12:40,086 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:12:40,087 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:12:40,087 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]=== [2018-04-11 15:12:40,087 INFO L82 PathProgramCache]: Analyzing trace with hash -386469349, now seen corresponding path program 1 times [2018-04-11 15:12:40,087 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:12:40,087 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:12:40,088 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:40,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:12:40,088 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:12:40,107 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:12:40,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:12:40,239 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 15:12:40,239 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-11 15:12:40,240 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 15:12:40,240 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 15:12:40,240 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-04-11 15:12:40,240 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand 11 states. [2018-04-11 15:12:40,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:12:40,386 INFO L93 Difference]: Finished difference Result 49 states and 52 transitions. [2018-04-11 15:12:40,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-11 15:12:40,386 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 20 [2018-04-11 15:12:40,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:12:40,386 INFO L225 Difference]: With dead ends: 49 [2018-04-11 15:12:40,387 INFO L226 Difference]: Without dead ends: 49 [2018-04-11 15:12:40,387 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 [2018-04-11 15:12:40,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-04-11 15:12:40,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 42. [2018-04-11 15:12:40,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-04-11 15:12:40,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 46 transitions. [2018-04-11 15:12:40,391 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 46 transitions. Word has length 20 [2018-04-11 15:12:40,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:12:40,391 INFO L459 AbstractCegarLoop]: Abstraction has 42 states and 46 transitions. [2018-04-11 15:12:40,391 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 15:12:40,391 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2018-04-11 15:12:40,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 15:12:40,391 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:12:40,392 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:12:40,392 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]=== [2018-04-11 15:12:40,392 INFO L82 PathProgramCache]: Analyzing trace with hash -973275363, now seen corresponding path program 1 times [2018-04-11 15:12:40,392 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:12:40,392 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:12:40,392 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:40,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:12:40,392 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:40,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:12:40,407 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:12:40,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:12:40,573 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 15:12:40,574 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 15:12:40,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:12:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:12:40,616 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 15:12:40,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 15:12:40,673 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 15:12:40,676 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 15:12:40,677 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-11 15:12:40,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:12:40,928 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 15:12:40,928 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 22 [2018-04-11 15:12:40,929 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 15:12:40,929 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 15:12:40,929 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=452, Unknown=0, NotChecked=0, Total=506 [2018-04-11 15:12:40,929 INFO L87 Difference]: Start difference. First operand 42 states and 46 transitions. Second operand 23 states. [2018-04-11 15:12:41,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:12:41,412 INFO L93 Difference]: Finished difference Result 52 states and 59 transitions. [2018-04-11 15:12:41,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 15:12:41,413 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 20 [2018-04-11 15:12:41,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:12:41,413 INFO L225 Difference]: With dead ends: 52 [2018-04-11 15:12:41,414 INFO L226 Difference]: Without dead ends: 52 [2018-04-11 15:12:41,414 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=141, Invalid=915, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 15:12:41,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-11 15:12:41,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 47. [2018-04-11 15:12:41,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-04-11 15:12:41,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 53 transitions. [2018-04-11 15:12:41,417 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 53 transitions. Word has length 20 [2018-04-11 15:12:41,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:12:41,418 INFO L459 AbstractCegarLoop]: Abstraction has 47 states and 53 transitions. [2018-04-11 15:12:41,418 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 15:12:41,418 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2018-04-11 15:12:41,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 15:12:41,418 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:12:41,418 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] [2018-04-11 15:12:41,418 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]=== [2018-04-11 15:12:41,418 INFO L82 PathProgramCache]: Analyzing trace with hash 1763268220, now seen corresponding path program 1 times [2018-04-11 15:12:41,418 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:12:41,419 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:12:41,419 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:41,419 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:12:41,419 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:41,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:12:41,431 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:12:41,436 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 15:12:41,436 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 15:12:41,436 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 15:12:41,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:12:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:12:41,454 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 15:12:41,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 15:12:41,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-04-11 15:12:41,486 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 15:12:41,487 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 15:12:41,488 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-04-11 15:12:41,513 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc8.base| Int)) (and (= |c_#valid| (store |c_old(#valid)| |main_#t~malloc8.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc8.base|)))) is different from true [2018-04-11 15:12:41,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:12:41,518 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 15:12:41,518 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 15:12:41,518 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 15:12:41,518 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 15:12:41,518 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=13, Unknown=1, NotChecked=6, Total=30 [2018-04-11 15:12:41,518 INFO L87 Difference]: Start difference. First operand 47 states and 53 transitions. Second operand 6 states. [2018-04-11 15:12:41,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:12:41,556 INFO L93 Difference]: Finished difference Result 46 states and 52 transitions. [2018-04-11 15:12:41,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 15:12:41,557 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-11 15:12:41,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:12:41,557 INFO L225 Difference]: With dead ends: 46 [2018-04-11 15:12:41,557 INFO L226 Difference]: Without dead ends: 26 [2018-04-11 15:12:41,558 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=28, Unknown=1, NotChecked=10, Total=56 [2018-04-11 15:12:41,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2018-04-11 15:12:41,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2018-04-11 15:12:41,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-04-11 15:12:41,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2018-04-11 15:12:41,560 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 22 [2018-04-11 15:12:41,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:12:41,560 INFO L459 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2018-04-11 15:12:41,560 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 15:12:41,561 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-04-11 15:12:41,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 15:12:41,561 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:12:41,561 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:12:41,561 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]=== [2018-04-11 15:12:41,561 INFO L82 PathProgramCache]: Analyzing trace with hash -342482348, now seen corresponding path program 2 times [2018-04-11 15:12:41,562 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:12:41,562 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:12:41,562 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:41,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:12:41,563 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:12:41,575 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:12:43,303 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:12:43,303 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 15:12:43,303 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 15:12:43,304 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 15:12:43,338 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 15:12:43,338 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 15:12:43,341 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 15:12:43,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 15:12:43,366 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 15:12:43,371 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 15:12:43,371 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-11 15:12:43,845 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:12:43,845 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 15:12:43,845 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 28 [2018-04-11 15:12:43,846 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-11 15:12:43,846 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-11 15:12:43,846 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=740, Unknown=0, NotChecked=0, Total=812 [2018-04-11 15:12:43,846 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand 29 states. [2018-04-11 15:12:44,817 WARN L151 SmtUtils]: Spent 345ms on a formula simplification. DAG size of input: 47 DAG size of output 38 [2018-04-11 15:12:47,106 WARN L151 SmtUtils]: Spent 2102ms on a formula simplification. DAG size of input: 59 DAG size of output 46 [2018-04-11 15:12:51,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:12:51,781 INFO L93 Difference]: Finished difference Result 42 states and 43 transitions. [2018-04-11 15:12:51,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-11 15:12:51,781 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 25 [2018-04-11 15:12:51,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:12:51,782 INFO L225 Difference]: With dead ends: 42 [2018-04-11 15:12:51,782 INFO L226 Difference]: Without dead ends: 42 [2018-04-11 15:12:51,783 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 520 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=298, Invalid=2354, Unknown=0, NotChecked=0, Total=2652 [2018-04-11 15:12:51,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-04-11 15:12:51,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 41. [2018-04-11 15:12:51,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-11 15:12:51,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 42 transitions. [2018-04-11 15:12:51,785 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 42 transitions. Word has length 25 [2018-04-11 15:12:51,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:12:51,785 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 42 transitions. [2018-04-11 15:12:51,785 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-11 15:12:51,785 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-04-11 15:12:51,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-11 15:12:51,785 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:12:51,785 INFO L355 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:12:51,785 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__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]=== [2018-04-11 15:12:51,786 INFO L82 PathProgramCache]: Analyzing trace with hash -1376494627, now seen corresponding path program 3 times [2018-04-11 15:12:51,786 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:12:51,786 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:12:51,786 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:51,786 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 15:12:51,786 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:12:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:12:51,801 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:12:52,163 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:12:52,164 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 15:12:52,164 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 15:12:52,164 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 15:12:52,196 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2018-04-11 15:12:52,196 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 15:12:52,199 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 15:12:57,291 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:12:57,292 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 15:12:57,292 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 22] total 41 [2018-04-11 15:12:57,292 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-11 15:12:57,293 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-11 15:12:57,293 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1613, Unknown=0, NotChecked=0, Total=1722 [2018-04-11 15:12:57,293 INFO L87 Difference]: Start difference. First operand 41 states and 42 transitions. Second operand 42 states. [2018-04-11 15:13:01,535 WARN L151 SmtUtils]: Spent 186ms on a formula simplification. DAG size of input: 59 DAG size of output 31 [2018-04-11 15:13:02,438 WARN L151 SmtUtils]: Spent 201ms on a formula simplification. DAG size of input: 89 DAG size of output 41 [2018-04-11 15:13:04,919 WARN L151 SmtUtils]: Spent 2191ms on a formula simplification. DAG size of input: 82 DAG size of output 49 [2018-04-11 15:13:04,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:13:04,979 INFO L93 Difference]: Finished difference Result 41 states and 42 transitions. [2018-04-11 15:13:04,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-11 15:13:04,980 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 40 [2018-04-11 15:13:04,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:13:04,980 INFO L225 Difference]: With dead ends: 41 [2018-04-11 15:13:04,980 INFO L226 Difference]: Without dead ends: 0 [2018-04-11 15:13:04,981 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 848 ImplicationChecksByTransitivity, 10.3s TimeCoverageRelationStatistics Valid=477, Invalid=4079, Unknown=0, NotChecked=0, Total=4556 [2018-04-11 15:13:04,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-11 15:13:04,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-11 15:13:04,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-11 15:13:04,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-11 15:13:04,981 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2018-04-11 15:13:04,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:13:04,981 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-11 15:13:04,981 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-11 15:13:04,981 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-11 15:13:04,981 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-11 15:13:04,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 03:13:04 BoogieIcfgContainer [2018-04-11 15:13:04,984 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 15:13:04,985 INFO L168 Benchmark]: Toolchain (without parser) took 26613.29 ms. Allocated memory was 395.3 MB in the beginning and 729.3 MB in the end (delta: 334.0 MB). Free memory was 329.0 MB in the beginning and 473.4 MB in the end (delta: -144.4 MB). Peak memory consumption was 189.6 MB. Max. memory is 5.3 GB. [2018-04-11 15:13:04,985 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 395.3 MB. Free memory is still 355.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 15:13:04,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.88 ms. Allocated memory is still 395.3 MB. Free memory was 327.7 MB in the beginning and 305.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 5.3 GB. [2018-04-11 15:13:04,986 INFO L168 Benchmark]: Boogie Preprocessor took 36.93 ms. Allocated memory is still 395.3 MB. Free memory was 305.1 MB in the beginning and 302.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-11 15:13:04,986 INFO L168 Benchmark]: RCFGBuilder took 352.85 ms. Allocated memory was 395.3 MB in the beginning and 604.0 MB in the end (delta: 208.7 MB). Free memory was 302.5 MB in the beginning and 542.0 MB in the end (delta: -239.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 5.3 GB. [2018-04-11 15:13:04,986 INFO L168 Benchmark]: TraceAbstraction took 25976.82 ms. Allocated memory was 604.0 MB in the beginning and 729.3 MB in the end (delta: 125.3 MB). Free memory was 542.0 MB in the beginning and 473.4 MB in the end (delta: 68.6 MB). Peak memory consumption was 193.9 MB. Max. memory is 5.3 GB. [2018-04-11 15:13:04,987 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 395.3 MB. Free memory is still 355.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 243.88 ms. Allocated memory is still 395.3 MB. Free memory was 327.7 MB in the beginning and 305.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 36.93 ms. Allocated memory is still 395.3 MB. Free memory was 305.1 MB in the beginning and 302.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 352.85 ms. Allocated memory was 395.3 MB in the beginning and 604.0 MB in the end (delta: 208.7 MB). Free memory was 302.5 MB in the beginning and 542.0 MB in the end (delta: -239.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 25976.82 ms. Allocated memory was 604.0 MB in the beginning and 729.3 MB in the end (delta: 125.3 MB). Free memory was 542.0 MB in the beginning and 473.4 MB in the end (delta: 68.6 MB). Peak memory consumption was 193.9 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, 25.9s OverallTime, 8 OverallIterations, 6 TraceHistogramMax, 16.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 165 SDtfs, 297 SDslu, 1342 SDs, 0 SdLazy, 1515 SolverSat, 128 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 267 GetRequests, 62 SyntacticMatches, 1 SemanticMatches, 204 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1616 ImplicationChecksByTransitivity, 17.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 49 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 246 ConstructedInterpolants, 11 QuantifiedInterpolants, 87852 SizeOfPredicates, 23 NumberOfNonLiveVariables, 519 ConjunctsInSsa, 147 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 31/144 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_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_15-13-04-992.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_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_15-13-04-992.csv Received shutdown request...