java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/memsafety/test-0234_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-453dfda-m [2018-04-09 21:04:10,225 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-09 21:04:10,226 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-09 21:04:10,239 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-04-09 21:04:10,267 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-09 21:04:10,289 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-09 21:04:10,289 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-09 21:04:10,289 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-09 21:04:10,289 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-09 21:04:10,290 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-09 21:04:10,290 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-09 21:04:10,290 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-09 21:04:10,290 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-09 21:04:10,290 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-09 21:04:10,291 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-09 21:04:10,291 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-09 21:04:10,291 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-09 21:04:10,291 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-09 21:04:10,291 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-09 21:04:10,291 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-09 21:04:10,292 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-09 21:04:10,292 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-09 21:04:10,292 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-09 21:04:10,292 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-09 21:04:10,292 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-09 21:04:10,292 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-09 21:04:10,292 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-09 21:04:10,293 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-09 21:04:10,293 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-09 21:04:10,293 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-09 21:04:10,293 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-09 21:04:10,293 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-09 21:04:10,294 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-09 21:04:10,294 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-09 21:04:10,294 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-09 21:04:10,294 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-09 21:04:10,294 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-09 21:04:10,294 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:10,294 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-09 21:04:10,295 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-09 21:04:10,295 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-09 21:04:10,296 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-09 21:04:10,296 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-09 21:04:10,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-09 21:04:10,337 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-09 21:04:10,340 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-09 21:04:10,341 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-09 21:04:10,342 INFO L276 PluginConnector]: CDTParser initialized [2018-04-09 21:04:10,342 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,673 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG1ca19cf91 [2018-04-09 21:04:10,860 INFO L287 CDTParser]: IsIndexed: true [2018-04-09 21:04:10,861 INFO L288 CDTParser]: Found 1 translation units. [2018-04-09 21:04:10,861 INFO L168 CDTParser]: Scanning test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,875 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-09 21:04:10,875 INFO L215 ultiparseSymbolTable]: [2018-04-09 21:04:10,875 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-09 21:04:10,875 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l2_insert ('l2_insert') in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,876 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l1_insert ('l1_insert') in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,876 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l2_destroy ('l2_destroy') in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,876 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l1_destroy 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[2018-04-09 21:04:10,877 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l3_insert ('l3_insert') in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,877 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l4_destroy ('l4_destroy') in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,877 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l0_insert ('l0_insert') in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,877 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,877 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-09 21:04:10,877 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__dev_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,877 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_int in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,877 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint8_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,878 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____key_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,878 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__id_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,878 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int8_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,878 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____clock_t 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ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__quad_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,879 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__wchar_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,879 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blkcnt_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,879 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_cond_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,879 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int16_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,879 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____loff_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,879 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____clockid_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,879 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__clockid_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,880 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__suseconds_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,880 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____sig_atomic_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,880 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____pid_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,880 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ushort in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,880 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____WAIT_STATUS in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,880 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_attr_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,880 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int64_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,880 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_quad_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,881 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_barrier_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,881 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____quad_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,881 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____gid_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,881 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint16_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,881 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int64_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,881 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____daddr_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,881 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__loff_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,881 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsblkcnt64_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,882 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__gid_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,882 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__off_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,882 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_short in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,882 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pid_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,882 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int16_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,882 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_long in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,882 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__blkcnt_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,882 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____pthread_list_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,883 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__daddr_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,883 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__clock_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,883 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_char in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,883 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int8_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,883 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____socklen_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,883 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__size_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,883 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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[2018-04-09 21:04:10,884 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsid_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,884 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__caddr_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,884 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____mode_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,884 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ulong in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,885 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__blksize_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,885 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_spinlock_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,885 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____sigset_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,885 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsblkcnt_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,885 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__time_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,885 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____rlim64_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,885 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____suseconds_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,885 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint32_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int32_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fd_set in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__div_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____id_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__lldiv_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____rlim_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int16_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__mode_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_rwlock_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_short in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__key_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__uid_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_key_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____dev_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsblkcnt_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____timer_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_mutexattr_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____time_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____off64_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_quad_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_mutex_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int8_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blksize_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____qaddr_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_char in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsfilcnt_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int64_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsfilcnt64_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_rwlockattr_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ldiv_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blkcnt64_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ino_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsfilcnt_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____swblk_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ssize_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____off_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_barrierattr_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int32_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__register_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____nlink_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int32_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__timer_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____locale_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ssize_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uid_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint64_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fd_mask in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__nlink_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__sigset_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__uint in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ino64_t in test-0234_true-valid-memsafety.i [2018-04-09 21:04:10,925 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG1ca19cf91 [2018-04-09 21:04:10,929 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-09 21:04:10,931 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-09 21:04:10,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-09 21:04:10,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-09 21:04:10,936 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-09 21:04:10,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.04 09:04:10" (1/1) ... [2018-04-09 21:04:10,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b86201b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:10, skipping insertion in model container [2018-04-09 21:04:10,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.04 09:04:10" (1/1) ... [2018-04-09 21:04:10,954 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-09 21:04:10,987 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-09 21:04:11,174 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-09 21:04:11,236 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-09 21:04:11,245 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 170 non ball SCCs. Number of states in SCCs 170. [2018-04-09 21:04:11,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:11 WrapperNode [2018-04-09 21:04:11,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-09 21:04:11,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-09 21:04:11,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-09 21:04:11,345 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-09 21:04:11,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:11" (1/1) ... [2018-04-09 21:04:11,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:11" (1/1) ... [2018-04-09 21:04:11,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:11" (1/1) ... [2018-04-09 21:04:11,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:11" (1/1) ... [2018-04-09 21:04:11,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:11" (1/1) ... [2018-04-09 21:04:11,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:11" (1/1) ... [2018-04-09 21:04:11,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:11" (1/1) ... [2018-04-09 21:04:11,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-09 21:04:11,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-09 21:04:11,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-09 21:04:11,420 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-09 21:04:11,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:11" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-09 21:04:11,556 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-09 21:04:11,556 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-09 21:04:11,556 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__calloc_model [2018-04-09 21:04:11,556 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die [2018-04-09 21:04:11,556 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l4_insert [2018-04-09 21:04:11,556 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l3_insert [2018-04-09 21:04:11,556 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_insert [2018-04-09 21:04:11,557 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_insert [2018-04-09 21:04:11,557 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l0_insert [2018-04-09 21:04:11,557 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l4_destroy [2018-04-09 21:04:11,557 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l3_destroy [2018-04-09 21:04:11,557 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_destroy [2018-04-09 21:04:11,557 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_destroy [2018-04-09 21:04:11,557 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l0_destroy [2018-04-09 21:04:11,557 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-09 21:04:11,557 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-09 21:04:11,557 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-09 21:04:11,557 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-09 21:04:11,557 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-09 21:04:11,558 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-09 21:04:11,558 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-09 21:04:11,558 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-09 21:04:11,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-09 21:04:11,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-09 21:04:11,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-09 21:04:11,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-09 21:04:11,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-09 21:04:11,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-09 21:04:11,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-09 21:04:11,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-09 21:04:11,559 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-09 21:04:11,559 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-09 21:04:11,559 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-09 21:04:11,559 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-09 21:04:11,559 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-09 21:04:11,559 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-09 21:04:11,559 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-09 21:04:11,560 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-09 21:04:11,560 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-09 21:04:11,560 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-09 21:04:11,560 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-09 21:04:11,560 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-09 21:04:11,560 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-09 21:04:11,560 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-09 21:04:11,560 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-09 21:04:11,560 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-09 21:04:11,561 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-09 21:04:11,561 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-09 21:04:11,561 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-09 21:04:11,561 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-09 21:04:11,561 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-09 21:04:11,561 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-09 21:04:11,561 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-09 21:04:11,561 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-09 21:04:11,562 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-09 21:04:11,562 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-09 21:04:11,562 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-09 21:04:11,562 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-09 21:04:11,562 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-09 21:04:11,562 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-09 21:04:11,562 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-09 21:04:11,562 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-09 21:04:11,563 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-09 21:04:11,563 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-09 21:04:11,563 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-09 21:04:11,563 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-09 21:04:11,563 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-09 21:04:11,563 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-09 21:04:11,563 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-09 21:04:11,563 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-09 21:04:11,563 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-09 21:04:11,564 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-09 21:04:11,564 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-09 21:04:11,564 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-09 21:04:11,564 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-09 21:04:11,564 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-09 21:04:11,564 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-09 21:04:11,564 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-09 21:04:11,564 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-09 21:04:11,565 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-09 21:04:11,565 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-09 21:04:11,565 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-09 21:04:11,565 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-09 21:04:11,565 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-09 21:04:11,565 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-09 21:04:11,565 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-09 21:04:11,565 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-09 21:04:11,566 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-09 21:04:11,566 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-09 21:04:11,566 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-09 21:04:11,566 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-09 21:04:11,566 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-09 21:04:11,566 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-09 21:04:11,566 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-09 21:04:11,566 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-09 21:04:11,567 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-09 21:04:11,567 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-09 21:04:11,567 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-09 21:04:11,567 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-09 21:04:11,567 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-09 21:04:11,567 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-09 21:04:11,567 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-09 21:04:11,567 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-09 21:04:11,567 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-09 21:04:11,568 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-09 21:04:11,568 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-09 21:04:11,568 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-09 21:04:11,568 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-09 21:04:11,568 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-09 21:04:11,568 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-09 21:04:11,568 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-09 21:04:11,568 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-09 21:04:11,569 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-09 21:04:11,569 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-09 21:04:11,569 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-09 21:04:11,569 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-09 21:04:11,569 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-09 21:04:11,569 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-09 21:04:11,569 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-09 21:04:11,569 INFO L128 BoogieDeclarations]: Found specification of procedure memmove [2018-04-09 21:04:11,569 INFO L128 BoogieDeclarations]: Found specification of procedure memccpy [2018-04-09 21:04:11,570 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-09 21:04:11,570 INFO L128 BoogieDeclarations]: Found specification of procedure memcmp [2018-04-09 21:04:11,570 INFO L128 BoogieDeclarations]: Found specification of procedure memchr [2018-04-09 21:04:11,570 INFO L128 BoogieDeclarations]: Found specification of procedure strcpy [2018-04-09 21:04:11,570 INFO L128 BoogieDeclarations]: Found specification of procedure strncpy [2018-04-09 21:04:11,570 INFO L128 BoogieDeclarations]: Found specification of procedure strcat [2018-04-09 21:04:11,570 INFO L128 BoogieDeclarations]: Found specification of procedure strncat [2018-04-09 21:04:11,570 INFO L128 BoogieDeclarations]: Found specification of procedure strcmp [2018-04-09 21:04:11,570 INFO L128 BoogieDeclarations]: Found specification of procedure strncmp [2018-04-09 21:04:11,571 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll [2018-04-09 21:04:11,571 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm [2018-04-09 21:04:11,571 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll_l [2018-04-09 21:04:11,571 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm_l [2018-04-09 21:04:11,571 INFO L128 BoogieDeclarations]: Found specification of procedure strdup [2018-04-09 21:04:11,571 INFO L128 BoogieDeclarations]: Found specification of procedure strndup [2018-04-09 21:04:11,571 INFO L128 BoogieDeclarations]: Found specification of procedure strchr [2018-04-09 21:04:11,571 INFO L128 BoogieDeclarations]: Found specification of procedure strrchr [2018-04-09 21:04:11,572 INFO L128 BoogieDeclarations]: Found specification of procedure strcspn [2018-04-09 21:04:11,572 INFO L128 BoogieDeclarations]: Found specification of procedure strspn [2018-04-09 21:04:11,572 INFO L128 BoogieDeclarations]: Found specification of procedure strpbrk [2018-04-09 21:04:11,572 INFO L128 BoogieDeclarations]: Found specification of procedure strstr [2018-04-09 21:04:11,572 INFO L128 BoogieDeclarations]: Found specification of procedure strtok [2018-04-09 21:04:11,572 INFO L128 BoogieDeclarations]: Found specification of procedure __strtok_r [2018-04-09 21:04:11,572 INFO L128 BoogieDeclarations]: Found specification of procedure strtok_r [2018-04-09 21:04:11,572 INFO L128 BoogieDeclarations]: Found specification of procedure strlen [2018-04-09 21:04:11,572 INFO L128 BoogieDeclarations]: Found specification of procedure strnlen [2018-04-09 21:04:11,573 INFO L128 BoogieDeclarations]: Found specification of procedure strerror [2018-04-09 21:04:11,573 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_r [2018-04-09 21:04:11,573 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_l [2018-04-09 21:04:11,573 INFO L128 BoogieDeclarations]: Found specification of procedure __bzero [2018-04-09 21:04:11,573 INFO L128 BoogieDeclarations]: Found specification of procedure bcopy [2018-04-09 21:04:11,573 INFO L128 BoogieDeclarations]: Found specification of procedure bzero [2018-04-09 21:04:11,573 INFO L128 BoogieDeclarations]: Found specification of procedure bcmp [2018-04-09 21:04:11,573 INFO L128 BoogieDeclarations]: Found specification of procedure index [2018-04-09 21:04:11,573 INFO L128 BoogieDeclarations]: Found specification of procedure rindex [2018-04-09 21:04:11,574 INFO L128 BoogieDeclarations]: Found specification of procedure ffs [2018-04-09 21:04:11,574 INFO L128 BoogieDeclarations]: Found specification of procedure strcasecmp [2018-04-09 21:04:11,574 INFO L128 BoogieDeclarations]: Found specification of procedure strncasecmp [2018-04-09 21:04:11,574 INFO L128 BoogieDeclarations]: Found specification of procedure strsep [2018-04-09 21:04:11,574 INFO L128 BoogieDeclarations]: Found specification of procedure strsignal [2018-04-09 21:04:11,574 INFO L128 BoogieDeclarations]: Found specification of procedure __stpcpy [2018-04-09 21:04:11,574 INFO L128 BoogieDeclarations]: Found specification of procedure stpcpy [2018-04-09 21:04:11,574 INFO L128 BoogieDeclarations]: Found specification of procedure __stpncpy [2018-04-09 21:04:11,574 INFO L128 BoogieDeclarations]: Found specification of procedure stpncpy [2018-04-09 21:04:11,575 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__calloc_model [2018-04-09 21:04:11,575 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-09 21:04:11,575 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-09 21:04:11,575 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-09 21:04:11,575 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die [2018-04-09 21:04:11,575 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l4_insert [2018-04-09 21:04:11,575 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-09 21:04:11,575 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-09 21:04:11,575 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l3_insert [2018-04-09 21:04:11,576 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_insert [2018-04-09 21:04:11,576 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_insert [2018-04-09 21:04:11,576 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l0_insert [2018-04-09 21:04:11,576 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l4_destroy [2018-04-09 21:04:11,576 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-09 21:04:11,576 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l3_destroy [2018-04-09 21:04:11,576 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_destroy [2018-04-09 21:04:11,576 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_destroy [2018-04-09 21:04:11,576 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l0_destroy [2018-04-09 21:04:11,577 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-09 21:04:11,577 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-09 21:04:11,577 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-09 21:04:11,956 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-09 21:04:12,423 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-09 21:04:12,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.04 09:04:12 BoogieIcfgContainer [2018-04-09 21:04:12,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-09 21:04:12,424 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-09 21:04:12,424 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-09 21:04:12,427 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-09 21:04:12,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.04 09:04:10" (1/3) ... [2018-04-09 21:04:12,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8e1cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.04 09:04:12, skipping insertion in model container [2018-04-09 21:04:12,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:11" (2/3) ... [2018-04-09 21:04:12,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8e1cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.04 09:04:12, skipping insertion in model container [2018-04-09 21:04:12,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.04 09:04:12" (3/3) ... [2018-04-09 21:04:12,431 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0234_true-valid-memsafety.i [2018-04-09 21:04:12,440 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-09 21:04:12,448 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2018-04-09 21:04:12,499 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-09 21:04:12,500 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-09 21:04:12,500 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-09 21:04:12,500 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-09 21:04:12,500 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-09 21:04:12,501 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-09 21:04:12,501 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-09 21:04:12,501 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-09 21:04:12,501 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-09 21:04:12,502 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-09 21:04:12,525 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states. [2018-04-09 21:04:12,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-04-09 21:04:12,530 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:12,531 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-04-09 21:04:12,532 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-09 21:04:12,537 INFO L82 PathProgramCache]: Analyzing trace with hash 409274747, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:12,554 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:12,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:12,591 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:12,633 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 [2018-04-09 21:04:12,634 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:12,639 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:12,639 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 21:04:12,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:12,645 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:12,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:12,669 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:12,669 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-04-09 21:04:12,671 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-09 21:04:12,680 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-09 21:04:12,681 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-09 21:04:12,683 INFO L87 Difference]: Start difference. First operand 272 states. Second operand 3 states. [2018-04-09 21:04:12,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:12,913 INFO L93 Difference]: Finished difference Result 566 states and 648 transitions. [2018-04-09 21:04:12,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-09 21:04:12,915 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2018-04-09 21:04:12,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:12,931 INFO L225 Difference]: With dead ends: 566 [2018-04-09 21:04:12,931 INFO L226 Difference]: Without dead ends: 299 [2018-04-09 21:04:12,937 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-09 21:04:12,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2018-04-09 21:04:13,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 266. [2018-04-09 21:04:13,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2018-04-09 21:04:13,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 281 transitions. [2018-04-09 21:04:13,007 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 281 transitions. Word has length 5 [2018-04-09 21:04:13,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:13,007 INFO L459 AbstractCegarLoop]: Abstraction has 266 states and 281 transitions. [2018-04-09 21:04:13,008 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-09 21:04:13,008 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 281 transitions. [2018-04-09 21:04:13,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-04-09 21:04:13,008 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:13,008 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-04-09 21:04:13,008 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-09 21:04:13,009 INFO L82 PathProgramCache]: Analyzing trace with hash 409274748, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:13,016 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:13,030 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:13,051 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 [2018-04-09 21:04:13,051 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:13,057 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:13,058 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:04:13,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:13,067 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:13,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:13,110 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:13,110 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2018-04-09 21:04:13,112 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-09 21:04:13,112 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-09 21:04:13,112 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-09 21:04:13,112 INFO L87 Difference]: Start difference. First operand 266 states and 281 transitions. Second operand 4 states. [2018-04-09 21:04:13,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:13,313 INFO L93 Difference]: Finished difference Result 275 states and 293 transitions. [2018-04-09 21:04:13,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-09 21:04:13,314 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2018-04-09 21:04:13,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:13,318 INFO L225 Difference]: With dead ends: 275 [2018-04-09 21:04:13,318 INFO L226 Difference]: Without dead ends: 274 [2018-04-09 21:04:13,319 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-09 21:04:13,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-04-09 21:04:13,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 265. [2018-04-09 21:04:13,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-04-09 21:04:13,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 280 transitions. [2018-04-09 21:04:13,341 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 280 transitions. Word has length 5 [2018-04-09 21:04:13,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:13,341 INFO L459 AbstractCegarLoop]: Abstraction has 265 states and 280 transitions. [2018-04-09 21:04:13,341 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-09 21:04:13,341 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 280 transitions. [2018-04-09 21:04:13,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-09 21:04:13,341 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:13,342 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:04:13,342 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-09 21:04:13,342 INFO L82 PathProgramCache]: Analyzing trace with hash 746521057, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:13,348 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:13,369 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:13,375 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 [2018-04-09 21:04:13,376 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:13,377 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:13,377 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 21:04:13,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:13,383 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:13,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:13,411 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:13,411 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-09 21:04:13,412 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-09 21:04:13,412 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-09 21:04:13,412 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-09 21:04:13,412 INFO L87 Difference]: Start difference. First operand 265 states and 280 transitions. Second operand 4 states. [2018-04-09 21:04:13,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:13,565 INFO L93 Difference]: Finished difference Result 265 states and 280 transitions. [2018-04-09 21:04:13,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-09 21:04:13,566 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2018-04-09 21:04:13,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:13,568 INFO L225 Difference]: With dead ends: 265 [2018-04-09 21:04:13,568 INFO L226 Difference]: Without dead ends: 264 [2018-04-09 21:04:13,569 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-09 21:04:13,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-04-09 21:04:13,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2018-04-09 21:04:13,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-04-09 21:04:13,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 279 transitions. [2018-04-09 21:04:13,588 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 279 transitions. Word has length 19 [2018-04-09 21:04:13,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:13,588 INFO L459 AbstractCegarLoop]: Abstraction has 264 states and 279 transitions. [2018-04-09 21:04:13,589 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-09 21:04:13,589 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 279 transitions. [2018-04-09 21:04:13,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-09 21:04:13,589 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:13,589 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:04:13,590 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-09 21:04:13,590 INFO L82 PathProgramCache]: Analyzing trace with hash 746521058, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:13,598 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:13,624 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:13,633 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 24 treesize of output 23 [2018-04-09 21:04:13,634 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:13,662 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 21 treesize of output 20 [2018-04-09 21:04:13,662 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:13,682 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:04:13,682 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:46, output treesize:44 [2018-04-09 21:04:13,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:13,730 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:13,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:13,814 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:13,815 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-09 21:04:13,815 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-09 21:04:13,815 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-09 21:04:13,815 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-09 21:04:13,815 INFO L87 Difference]: Start difference. First operand 264 states and 279 transitions. Second operand 6 states. [2018-04-09 21:04:14,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:14,136 INFO L93 Difference]: Finished difference Result 264 states and 279 transitions. [2018-04-09 21:04:14,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-09 21:04:14,136 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-04-09 21:04:14,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:14,138 INFO L225 Difference]: With dead ends: 264 [2018-04-09 21:04:14,138 INFO L226 Difference]: Without dead ends: 263 [2018-04-09 21:04:14,138 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-09 21:04:14,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2018-04-09 21:04:14,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 263. [2018-04-09 21:04:14,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 263 states. [2018-04-09 21:04:14,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 278 transitions. [2018-04-09 21:04:14,153 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 278 transitions. Word has length 19 [2018-04-09 21:04:14,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:14,154 INFO L459 AbstractCegarLoop]: Abstraction has 263 states and 278 transitions. [2018-04-09 21:04:14,154 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-09 21:04:14,154 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 278 transitions. [2018-04-09 21:04:14,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-04-09 21:04:14,158 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:14,158 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:04:14,158 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-09 21:04:14,158 INFO L82 PathProgramCache]: Analyzing trace with hash -828475723, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:14,164 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:14,291 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:14,305 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 [2018-04-09 21:04:14,305 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:14,309 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:14,309 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 21:04:14,396 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| Int)) (and (= |c_#valid| (store |c_old(#valid)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| 1)) (= (select |c_old(#valid)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|) 0))) is different from true [2018-04-09 21:04:14,401 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:04:14,402 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 [2018-04-09 21:04:14,403 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:14,404 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. [2018-04-09 21:04:14,404 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-04-09 21:04:14,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:04:14,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:04:14,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-09 21:04:14,446 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:14,467 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. [2018-04-09 21:04:14,468 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-09 21:04:14,518 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 169 proven. 10 refuted. 0 times theorem prover too weak. 164 trivial. 2 not checked. [2018-04-09 21:04:14,519 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:19,445 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 21:04:19,459 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 11486 column 11: unknown constant v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base_10 at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:222) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.assertTerm(Scriptor.java:146) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.assertTerm(DiffWrapperScript.java:200) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.assertTerm(ManagedScript.java:133) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.IncrementalPlicationChecker.checkPlication(IncrementalPlicationChecker.java:120) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.checkEqualityStatus(Elim1Store.java:667) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.analyzeIndexEqualities(Elim1Store.java:759) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:300) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:270) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:243) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:445) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:421) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:237) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:185) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-04-09 21:04:19,462 INFO L168 Benchmark]: Toolchain (without parser) took 8532.16 ms. Allocated memory was 297.3 MB in the beginning and 502.3 MB in the end (delta: 205.0 MB). Free memory was 234.0 MB in the beginning and 362.0 MB in the end (delta: -128.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 5.3 GB. [2018-04-09 21:04:19,463 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 297.3 MB. Free memory is still 259.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-09 21:04:19,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 412.97 ms. Allocated memory is still 297.3 MB. Free memory was 234.0 MB in the beginning and 188.0 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 5.3 GB. [2018-04-09 21:04:19,464 INFO L168 Benchmark]: Boogie Preprocessor took 74.09 ms. Allocated memory is still 297.3 MB. Free memory was 188.0 MB in the beginning and 184.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-09 21:04:19,464 INFO L168 Benchmark]: RCFGBuilder took 1004.13 ms. Allocated memory was 297.3 MB in the beginning and 452.5 MB in the end (delta: 155.2 MB). Free memory was 184.0 MB in the beginning and 340.2 MB in the end (delta: -156.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 5.3 GB. [2018-04-09 21:04:19,465 INFO L168 Benchmark]: TraceAbstraction took 7037.01 ms. Allocated memory was 452.5 MB in the beginning and 502.3 MB in the end (delta: 49.8 MB). Free memory was 340.2 MB in the beginning and 362.0 MB in the end (delta: -21.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 5.3 GB. [2018-04-09 21:04:19,468 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 297.3 MB. Free memory is still 259.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 412.97 ms. Allocated memory is still 297.3 MB. Free memory was 234.0 MB in the beginning and 188.0 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 74.09 ms. Allocated memory is still 297.3 MB. Free memory was 188.0 MB in the beginning and 184.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 1004.13 ms. Allocated memory was 297.3 MB in the beginning and 452.5 MB in the end (delta: 155.2 MB). Free memory was 184.0 MB in the beginning and 340.2 MB in the end (delta: -156.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 7037.01 ms. Allocated memory was 452.5 MB in the beginning and 502.3 MB in the end (delta: 49.8 MB). Free memory was 340.2 MB in the beginning and 362.0 MB in the end (delta: -21.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 11486 column 11: unknown constant v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base_10 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 11486 column 11: unknown constant v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base_10: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-09_21-04-19-479.csv Received shutdown request...